kicad/hardpass-sci-pcb/hardpass-pcb.sch

   1 EESchema Schematic File Version 2
   2 LIBS:power
   3 LIBS:device
   4 LIBS:transistors
   5 LIBS:conn
   6 LIBS:linear
   7 LIBS:regul
   8 LIBS:74xx
   9 LIBS:cmos4000
  10 LIBS:adc-dac
  11 LIBS:memory
  12 LIBS:xilinx
  13 LIBS:microcontrollers
  14 LIBS:dsp
  15 LIBS:microchip
  16 LIBS:analog_switches
  17 LIBS:motorola
  18 LIBS:texas
  19 LIBS:intel
  20 LIBS:audio
  21 LIBS:interface
  22 LIBS:digital-audio
  23 LIBS:philips
  24 LIBS:display
  25 LIBS:cypress
  26 LIBS:siliconi
  27 LIBS:opto
  28 LIBS:atmel
  29 LIBS:contrib
  30 LIBS:valves
  31 LIBS:ESP8266
  32 LIBS:sec1210
  33 LIBS:hardpass-pcb-cache
  34 EELAYER 25 0
  35 EELAYER END
  36 $Descr A4 11693 8268
  37 encoding utf-8
  38 Sheet 1 1
  39 Title "Hardpass & Hardpass-SCI PCBs"
  40 Date "2016-04-27"
  41 Rev "1"
  42 Comp "gir.st / isticktoit.net"
  43 Comment1 ""
  44 Comment2 ""
  45 Comment3 ""
  46 Comment4 ""
  47 $EndDescr
  48 $Comp
  49 L CONN_02X20 P1
  50 U 1 1 57211855
  51 P 2000 2050
  52 F 0 "P1" H 2000 3100 50  0000 C CNN
  53 F 1 "Pi_Zero" V 2000 2050 50  0000 C CNN
  54 F 2 "hardpass:Pin_Header_Mirrored-NoHoles_centered_2x20" H 2000 700 50  0000 C CNN
  55 F 3 "" H 2000 1100 50  0000 C CNN
  56         1    2000 2050
  57         1    0    0    -1
  58 $EndComp
  59 Text GLabel 1750 1200 0    60   Input ~ 0
  60 OLED_SDA
  61 Text GLabel 1750 1300 0    60   Input ~ 0
  62 OLED_SCL
  63 Text GLabel 1750 1400 0    60   Input ~ 0
  64 ESP_CHPD
  65 Text GLabel 1750 2100 0    60   Input ~ 0
  66 SHUTDOWN
  67 Text GLabel 1750 1700 0    60   Input ~ 0
  68 SD_D3
  69 Text GLabel 1750 1800 0    60   Input ~ 0
  70 ESP_CLK
  71 Text GLabel 1750 2500 0    60   Input ~ 0
  72 COL_1
  73 Text GLabel 1750 2600 0    60   Input ~ 0
  74 COL_2
  75 Text GLabel 1750 2700 0    60   Input ~ 0
  76 COL_3
  77 Text GLabel 1750 2900 0    60   Input ~ 0
  78 SD_D2
  79 NoConn ~ 1750 2400
  80 NoConn ~ 2250 2400
  81 Text GLabel 2250 1400 2    60   Input ~ 0
  82 UART_TX
  83 Text GLabel 2250 1500 2    60   Input ~ 0
  84 UART_RX
  85 Text GLabel 2250 1800 2    60   Input ~ 0
  86 SD_CMD
  87 Text GLabel 2250 1900 2    60   Input ~ 0
  88 SD_D0
  89 Text GLabel 1750 2800 0    60   Input ~ 0
  90 ROW_1
  91 Text GLabel 2250 2600 2    60   Input ~ 0
  92 ROW_2
  93 Text GLabel 2250 2900 2    60   Input ~ 0
  94 ROW_3
  95 Text GLabel 2250 3000 2    60   Input ~ 0
  96 ROW_4
  97 $Comp
  98 L +3.3V #PWR01
  99 U 1 1 57211B7B
 100 P 1750 1100
 101 F 0 "#PWR01" H 1750 950 50  0001 C CNN
 102 F 1 "+3.3V" H 1750 1240 50  0000 C CNN
 103 F 2 "" H 1750 1100 50  0000 C CNN
 104 F 3 "" H 1750 1100 50  0000 C CNN
 105         1    1750 1100
 106         1    0    0    -1
 107 $EndComp
 108 Text GLabel 2250 2100 2    60   Input ~ 0
 109 SD_D1
 110 $Comp
 111 L GND #PWR02
 112 U 1 1 5723909B
 113 P 2000 3150
 114 F 0 "#PWR02" H 2000 2900 50  0001 C CNN
 115 F 1 "GND" H 2000 3000 50  0000 C CNN
 116 F 2 "" H 2000 3150 50  0000 C CNN
 117 F 3 "" H 2000 3150 50  0000 C CNN
 118         1    2000 3150
 119         1    0    0    -1
 120 $EndComp
 121 $Comp
 122 L SW_PUSH_SMALL SW1
 123 U 1 1 572BCA0F
 124 P 1150 5000
 125 F 0 "SW1" H 1300 5110 50  0000 C CNN
 126 F 1 "1" H 1150 4950 50  0000 C CNN
 127 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 1750 3550 50  0000 C CNN
 128 F 3 "" H 1150 5000 50  0000 C CNN
 129         1    1150 5000
 130         1    0    0    -1
 131 $EndComp
 132 $Comp
 133 L SW_PUSH_SMALL SW2
 134 U 1 1 572BCB0D
 135 P 1600 5000
 136 F 0 "SW2" H 1750 5110 50  0000 C CNN
 137 F 1 "2" H 1600 4950 50  0000 C CNN
 138 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 5350 50  0001 C CNN
 139 F 3 "" H 1600 5000 50  0000 C CNN
 140         1    1600 5000
 141         1    0    0    -1
 142 $EndComp
 143 $Comp
 144 L SW_PUSH_SMALL SW3
 145 U 1 1 572BCC13
 146 P 2050 5000
 147 F 0 "SW3" H 2200 5110 50  0000 C CNN
 148 F 1 "3" H 2050 4950 50  0000 C CNN
 149 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 5250 50  0001 C CNN
 150 F 3 "" H 2050 5000 50  0000 C CNN
 151         1    2050 5000
 152         1    0    0    -1
 153 $EndComp
 154 $Comp
 155 L SW_PUSH_SMALL SW4
 156 U 1 1 572BCDB9
 157 P 1150 5400
 158 F 0 "SW4" H 1300 5510 50  0000 C CNN
 159 F 1 "4" H 1150 5350 50  0000 C CNN
 160 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 5950 50  0001 C CNN
 161 F 3 "" H 1150 5400 50  0000 C CNN
 162         1    1150 5400
 163         1    0    0    -1
 164 $EndComp
 165 $Comp
 166 L SW_PUSH_SMALL SW5
 167 U 1 1 572BCFBE
 168 P 1600 5400
 169 F 0 "SW5" H 1750 5510 50  0000 C CNN
 170 F 1 "5" H 1600 5350 50  0000 C CNN
 171 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 5850 50  0001 C CNN
 172 F 3 "" H 1600 5400 50  0000 C CNN
 173         1    1600 5400
 174         1    0    0    -1
 175 $EndComp
 176 $Comp
 177 L SW_PUSH_SMALL SW6
 178 U 1 1 572BD09D
 179 P 2050 5400
 180 F 0 "SW6" H 2200 5510 50  0000 C CNN
 181 F 1 "6" H 2050 5350 50  0000 C CNN
 182 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 5750 50  0001 C CNN
 183 F 3 "" H 2050 5400 50  0000 C CNN
 184         1    2050 5400
 185         1    0    0    -1
 186 $EndComp
 187 $Comp
 188 L SW_PUSH_SMALL SW7
 189 U 1 1 572BD274
 190 P 1150 5800
 191 F 0 "SW7" H 1300 5910 50  0000 C CNN
 192 F 1 "7" H 1150 5750 50  0000 C CNN
 193 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 6450 50  0001 C CNN
 194 F 3 "" H 1150 5800 50  0000 C CNN
 195         1    1150 5800
 196         1    0    0    -1
 197 $EndComp
 198 $Comp
 199 L SW_PUSH_SMALL SW8
 200 U 1 1 572BD343
 201 P 1600 5800
 202 F 0 "SW8" H 1750 5910 50  0000 C CNN
 203 F 1 "8" H 1600 5750 50  0000 C CNN
 204 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 6350 50  0001 C CNN
 205 F 3 "" H 1600 5800 50  0000 C CNN
 206         1    1600 5800
 207         1    0    0    -1
 208 $EndComp
 209 $Comp
 210 L SW_PUSH_SMALL SW9
 211 U 1 1 572BD459
 212 P 2050 5800
 213 F 0 "SW9" H 2200 5910 50  0000 C CNN
 214 F 1 "9" H 2050 5750 50  0000 C CNN
 215 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 6250 50  0001 C CNN
 216 F 3 "" H 2050 5800 50  0000 C CNN
 217         1    2050 5800
 218         1    0    0    -1
 219 $EndComp
 220 $Comp
 221 L SW_PUSH_SMALL SW10
 222 U 1 1 572BD528
 223 P 1150 6200
 224 F 0 "SW10" H 1300 6310 50  0000 C CNN
 225 F 1 "C/UP" H 1050 6150 50  0000 C CNN
 226 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 6950 50  0001 C CNN
 227 F 3 "" H 1150 6200 50  0000 C CNN
 228         1    1150 6200
 229         1    0    0    -1
 230 $EndComp
 231 $Comp
 232 L SW_PUSH_SMALL SW11
 233 U 1 1 572BD6CB
 234 P 1600 6200
 235 F 0 "SW11" H 1750 6310 50  0000 C CNN
 236 F 1 "0/OK" H 1500 6150 50  0000 C CNN
 237 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 6850 50  0001 C CNN
 238 F 3 "" H 1600 6200 50  0000 C CNN
 239         1    1600 6200
 240         1    0    0    -1
 241 $EndComp
 242 $Comp
 243 L SW_PUSH_SMALL SW12
 244 U 1 1 572BD811
 245 P 2050 6200
 246 F 0 "SW12" H 2200 6310 50  0000 C CNN
 247 F 1 "OK/DN" H 1950 6150 50  0000 C CNN
 248 F 2 "hardpass:SW_SPST_PTS645_nosilk" H 3900 6750 50  0001 C CNN
 249 F 3 "" H 2050 6200 50  0000 C CNN
 250         1    2050 6200
 251         1    0    0    -1
 252 $EndComp
 253 Text GLabel 1050 4600 1    60   Input ~ 0
 254 COL_1
 255 Text GLabel 1500 4600 1    60   Input ~ 0
 256 COL_2
 257 Text GLabel 1950 4600 1    60   Input ~ 0
 258 COL_3
 259 Text GLabel 2550 5100 2    60   Input ~ 0
 260 ROW_1
 261 Text GLabel 2550 5500 2    60   Input ~ 0
 262 ROW_2
 263 Text GLabel 2550 5900 2    60   Input ~ 0
 264 ROW_3
 265 Text GLabel 2550 6300 2    60   Input ~ 0
 266 ROW_4
 267 $Comp
 268 L C_Small C6
 269 U 1 1 576AB858
 270 P 5150 1150
 271 F 0 "C6" V 5200 1200 50  0000 L CNN
 272 F 1 "2.2µF" V 5200 800 50  0000 L CNN
 273 F 2 "Capacitors_SMD:C_1206" V 5000 400 50  0000 C CNN
 274 F 3 "" H 5150 1150 50  0000 C CNN
 275         1    5150 1150
 276         0    1    1    0
 277 $EndComp
 278 $Comp
 279 L C_Small C5
 280 U 1 1 576AB9B6
 281 P 5150 1350
 282 F 0 "C5" V 5200 1400 50  0000 L CNN
 283 F 1 "2.2µF" V 5200 1000 50  0000 L CNN
 284 F 2 "Capacitors_SMD:C_1206" V 5150 2850 50  0001 C CNN
 285 F 3 "" H 5150 1350 50  0000 C CNN
 286         1    5150 1350
 287         0    1    1    0
 288 $EndComp
 289 $Comp
 290 L C_Small C2
 291 U 1 1 576ABF65
 292 P 4600 1850
 293 F 0 "C2" V 4650 1900 50  0000 L CNN
 294 F 1 "2.2µF" V 4550 1600 50  0000 L CNN
 295 F 2 "Capacitors_SMD:C_1206" V 4600 -200 50  0001 C CNN
 296 F 3 "" H 4600 1850 50  0000 C CNN
 297         1    4600 1850
 298         0    -1   -1   0
 299 $EndComp
 300 $Comp
 301 L C_Small C3
 302 U 1 1 576AC79A
 303 P 5150 3750
 304 F 0 "C3" V 5200 3800 50  0000 L CNN
 305 F 1 "10µF" V 5200 3500 50  0000 L CNN
 306 F 2 "Capacitors_SMD:C_1206" V 5150 5250 50  0001 C CNN
 307 F 3 "" H 5150 3750 50  0000 C CNN
 308         1    5150 3750
 309         0    1    1    0
 310 $EndComp
 311 $Comp
 312 L C_Small C4
 313 U 1 1 576ACF95
 314 P 5150 3650
 315 F 0 "C4" V 5200 3700 50  0000 L CNN
 316 F 1 "2.2µF" V 5200 3400 50  0000 L CNN
 317 F 2 "Capacitors_SMD:C_1206" V 5150 5150 50  0001 C CNN
 318 F 3 "" H 5150 3650 50  0000 C CNN
 319         1    5150 3650
 320         0    1    1    0
 321 $EndComp
 322 $Comp
 323 L R_Small R1
 324 U 1 1 576AE193
 325 P 5150 3550
 326 F 0 "R1" V 5200 3650 50  0000 L CNN
 327 F 1 "390k" V 5200 3300 50  0000 L CNN
 328 F 2 "Resistors_SMD:R_1206" V 5150 5050 50  0001 C CNN
 329 F 3 "" H 5150 3550 50  0000 C CNN
 330         1    5150 3550
 331         0    1    1    0
 332 $EndComp
 333 $Comp
 334 L GND #PWR03
 335 U 1 1 576AFDF4
 336 P 5150 900
 337 F 0 "#PWR03" H 5150 650 50  0001 C CNN
 338 F 1 "GND" H 5150 750 50  0001 C CNN
 339 F 2 "" H 5150 900 50  0000 C CNN
 340 F 3 "" H 5150 900 50  0000 C CNN
 341         1    5150 900
 342         1    0    0    -1
 343 $EndComp
 344 Text GLabel 4650 2850 0    60   Input ~ 0
 345 OLED_SDA
 346 Text GLabel 4650 2750 0    60   Input ~ 0
 347 OLED_SCL
 348 $Comp
 349 L GND #PWR04
 350 U 1 1 576B9D6C
 351 P 4950 3950
 352 F 0 "#PWR04" H 4950 3700 50  0001 C CNN
 353 F 1 "GND" H 4950 3800 50  0001 C CNN
 354 F 2 "" H 4950 3950 50  0000 C CNN
 355 F 3 "" H 4950 3950 50  0000 C CNN
 356         1    4950 3950
 357         1    0    0    -1
 358 $EndComp
 359 $Comp
 360 L SW_PUSH SW13
 361 U 1 1 57715A24
 362 P 2150 7050
 363 F 0 "SW13" H 2300 7160 50  0000 C CNN
 364 F 1 "SHUTDN" H 2150 6970 50  0000 C CNN
 365 F 2 "" H 2150 7050 50  0000 C CNN
 366 F 3 "" H 2150 7050 50  0000 C CNN
 367         1    2150 7050
 368         1    0    0    -1
 369 $EndComp
 370 Text GLabel 1850 7050 0    60   Input ~ 0
 371 SHUTDOWN
 372 $Comp
 373 L GND #PWR05
 374 U 1 1 57716417
 375 P 2450 7050
 376 F 0 "#PWR05" H 2450 6800 50  0001 C CNN
 377 F 1 "GND" H 2450 6900 50  0000 C CNN
 378 F 2 "" H 2450 7050 50  0000 C CNN
 379 F 3 "" H 2450 7050 50  0000 C CNN
 380         1    2450 7050
 381         1    0    0    -1
 382 $EndComp
 383 Text Notes 500  1450 0    60   ~ 0
 384 Wifi Pants: \n    pin 27-->
 385 $Comp
 386 L GND #PWR06
 387 U 1 1 58333C64
 388 P 4500 1850
 389 F 0 "#PWR06" H 4500 1600 50  0001 C CNN
 390 F 1 "GND" H 4500 1700 50  0001 C CNN
 391 F 2 "" H 4500 1850 50  0000 C CNN
 392 F 3 "" H 4500 1850 50  0000 C CNN
 393         1    4500 1850
 394         1    0    0    -1
 395 $EndComp
 396 $Comp
 397 L +3.3V #PWR07
 398 U 1 1 58333EC0
 399 P 4700 1850
 400 F 0 "#PWR07" H 4700 1700 50  0001 C CNN
 401 F 1 "+3.3V" H 4700 1990 50  0001 C CNN
 402 F 2 "" H 4700 1850 50  0000 C CNN
 403 F 3 "" H 4700 1850 50  0000 C CNN
 404         1    4700 1850
 405         1    0    0    -1
 406 $EndComp
 407 Text GLabel 5050 6400 3    60   Input ~ 0
 408 ESP_CLK
 409 Text GLabel 4950 6400 3    60   Input ~ 0
 410 SD_D1
 411 Text GLabel 4850 6400 3    60   Input ~ 0
 412 SD_D3
 413 Text GLabel 4750 6400 3    60   Input ~ 0
 414 SD_D2
 415 Text GLabel 4650 6400 3    60   Input ~ 0
 416 SD_D0
 417 Text GLabel 4550 6400 3    60   Input ~ 0
 418 SD_CMD
 419 $Comp
 420 L R_Small R12
 421 U 1 1 57B87105
 422 P 4550 6300
 423 F 0 "R12" H 4500 6400 50  0000 L CNN
 424 F 1 "33" V 4550 6250 50  0000 L CNN
 425 F 2 "Resistors_SMD:R_1206" V 3850 6200 50  0001 C CNN
 426 F 3 "" H 4550 6300 50  0000 C CNN
 427         1    4550 6300
 428         1    0    0    -1
 429 $EndComp
 430 $Comp
 431 L R_Small R13
 432 U 1 1 57B88365
 433 P 4650 6300
 434 F 0 "R13" H 4600 6400 50  0000 L CNN
 435 F 1 "33" V 4650 6250 50  0000 L CNN
 436 F 2 "Resistors_SMD:R_1206" V 3950 6200 50  0001 C CNN
 437 F 3 "" H 4650 6300 50  0000 C CNN
 438         1    4650 6300
 439         1    0    0    -1
 440 $EndComp
 441 $Comp
 442 L R_Small R14
 443 U 1 1 57B88405
 444 P 4750 6300
 445 F 0 "R14" H 4700 6400 50  0000 L CNN
 446 F 1 "33" V 4750 6250 50  0000 L CNN
 447 F 2 "Resistors_SMD:R_1206" V 4050 6200 50  0001 C CNN
 448 F 3 "" H 4750 6300 50  0000 C CNN
 449         1    4750 6300
 450         1    0    0    -1
 451 $EndComp
 452 $Comp
 453 L R_Small R15
 454 U 1 1 57B884A8
 455 P 4850 6300
 456 F 0 "R15" H 4800 6400 50  0000 L CNN
 457 F 1 "33" V 4850 6250 50  0000 L CNN
 458 F 2 "Resistors_SMD:R_1206" V 4150 6200 50  0001 C CNN
 459 F 3 "" H 4850 6300 50  0000 C CNN
 460         1    4850 6300
 461         1    0    0    -1
 462 $EndComp
 463 $Comp
 464 L R_Small R16
 465 U 1 1 57B8854E
 466 P 4950 6300
 467 F 0 "R16" H 4900 6400 50  0000 L CNN
 468 F 1 "33" V 4950 6250 50  0000 L CNN
 469 F 2 "Resistors_SMD:R_1206" V 4250 6200 50  0001 C CNN
 470 F 3 "" H 4950 6300 50  0000 C CNN
 471         1    4950 6300
 472         1    0    0    -1
 473 $EndComp
 474 $Comp
 475 L R_Small R17
 476 U 1 1 57B885F7
 477 P 5050 6300
 478 F 0 "R17" H 5000 6400 50  0000 L CNN
 479 F 1 "33" V 5050 6250 50  0000 L CNN
 480 F 2 "Resistors_SMD:R_1206" V 4350 6200 50  0000 C CNN
 481 F 3 "" H 5050 6300 50  0000 C CNN
 482         1    5050 6300
 483         1    0    0    -1
 484 $EndComp
 485 NoConn ~ 5700 5500
 486 $Comp
 487 L GND #PWR08
 488 U 1 1 57B89D14
 489 P 5700 5700
 490 F 0 "#PWR08" H 5700 5450 50  0001 C CNN
 491 F 1 "GND" H 5700 5550 50  0000 C CNN
 492 F 2 "" H 5700 5700 50  0000 C CNN
 493 F 3 "" H 5700 5700 50  0000 C CNN
 494         1    5700 5700
 495         1    0    0    -1
 496 $EndComp
 497 NoConn ~ 5700 5600
 498 NoConn ~ 5700 5400
 499 NoConn ~ 5700 5300
 500 NoConn ~ 5700 5000
 501 NoConn ~ 5700 5200
 502 NoConn ~ 5700 5100
 503 NoConn ~ 3900 5100
 504 $Comp
 505 L +3V3 #PWR09
 506 U 1 1 57B89D90
 507 P 3700 5700
 508 F 0 "#PWR09" H 3700 5550 50  0001 C CNN
 509 F 1 "+3V3" H 3700 5840 50  0000 C CNN
 510 F 2 "" H 3700 5700 50  0000 C CNN
 511 F 3 "" H 3700 5700 50  0000 C CNN
 512         1    3700 5700
 513         1    0    0    -1
 514 $EndComp
 515 NoConn ~ 3900 5600
 516 NoConn ~ 3900 5500
 517 NoConn ~ 3900 5400
 518 NoConn ~ 3900 5300
 519 NoConn ~ 3900 5000
 520 Text GLabel 3900 5200 0    60   Input ~ 0
 521 ESP_CHPD
 522 $Comp
 523 L ESP-12E U2
 524 U 1 1 57B86D32
 525 P 4800 5300
 526 F 0 "U2" H 4800 5200 50  0000 C CNN
 527 F 1 "ESP-12E" H 4800 5400 50  0000 C CNN
 528 F 2 "hardpass:ESP-12E_smd" H 4800 5300 50  0001 C CNN
 529 F 3 "" H 4800 5300 50  0001 C CNN
 530         1    4800 5300
 531         1    0    0    -1
 532 $EndComp
 533 $Comp
 534 L CONN_01X30 P2
 535 U 1 1 58700E5C
 536 P 5450 2500
 537 F 0 "P2" H 5450 4050 50  0000 C CNN
 538 F 1 "OLED_I2C" V 5550 2500 50  0000 C CNN
 539 F 2 "adafruit-oled:UG-2864HSWEG01_0.96IN_WRAPAROUND" V 5650 2500 50  0000 C CNN
 540 F 3 "" H 5450 2500 50  0000 C CNN
 541         1    5450 2500
 542         1    0    0    -1
 543 $EndComp
 544 $Comp
 545 L C_Small C1
 546 U 1 1 58702958
 547 P 4600 1550
 548 F 0 "C1" V 4650 1600 50  0000 L CNN
 549 F 1 "2.2µF" V 4550 1300 50  0000 L CNN
 550 F 2 "Capacitors_SMD:C_1206" V 4600 -500 50  0001 C CNN
 551 F 3 "" H 4600 1550 50  0000 C CNN
 552         1    4600 1550
 553         0    -1   -1   0
 554 $EndComp
 555 $Comp
 556 L GND #PWR010
 557 U 1 1 5870295E
 558 P 4500 1550
 559 F 0 "#PWR010" H 4500 1300 50  0001 C CNN
 560 F 1 "GND" H 4500 1400 50  0001 C CNN
 561 F 2 "" H 4500 1550 50  0000 C CNN
 562 F 3 "" H 4500 1550 50  0000 C CNN
 563         1    4500 1550
 564         1    0    0    -1
 565 $EndComp
 566 $Comp
 567 L +3.3V #PWR011
 568 U 1 1 58702964
 569 P 4700 1550
 570 F 0 "#PWR011" H 4700 1400 50  0001 C CNN
 571 F 1 "+3.3V" H 4700 1690 50  0001 C CNN
 572 F 2 "" H 4700 1550 50  0000 C CNN
 573 F 3 "" H 4700 1550 50  0000 C CNN
 574         1    4700 1550
 575         1    0    0    -1
 576 $EndComp
 577 NoConn ~ 5250 1650
 578 $Comp
 579 L GND #PWR012
 580 U 1 1 58702A61
 581 P 5000 2000
 582 F 0 "#PWR012" H 5000 1750 50  0001 C CNN
 583 F 1 "GND" H 5000 1850 50  0001 C CNN
 584 F 2 "" H 5000 2000 50  0000 C CNN
 585 F 3 "" H 5000 2000 50  0000 C CNN
 586         1    5000 2000
 587         1    0    0    -1
 588 $EndComp
 589 $Comp
 590 L +3.3V #PWR013
 591 U 1 1 58702DF8
 592 P 5150 2100
 593 F 0 "#PWR013" H 5150 1950 50  0001 C CNN
 594 F 1 "+3.3V" H 5150 2240 50  0001 C CNN
 595 F 2 "" H 5150 2100 50  0000 C CNN
 596 F 3 "" H 5150 2100 50  0000 C CNN
 597         1    5150 2100
 598         1    0    0    -1
 599 $EndComp
 600 $Comp
 601 L GND #PWR014
 602 U 1 1 58702F8A
 603 P 5150 1700
 604 F 0 "#PWR014" H 5150 1450 50  0001 C CNN
 605 F 1 "GND" H 5150 1550 50  0001 C CNN
 606 F 2 "" H 5150 1700 50  0000 C CNN
 607 F 3 "" H 5150 1700 50  0000 C CNN
 608         1    5150 1700
 609         1    0    0    -1
 610 $EndComp
 611 $Comp
 612 L GND #PWR015
 613 U 1 1 58705FA1
 614 P 5150 2450
 615 F 0 "#PWR015" H 5150 2200 50  0001 C CNN
 616 F 1 "GND" H 5150 2300 50  0001 C CNN
 617 F 2 "" H 5150 2450 50  0000 C CNN
 618 F 3 "" H 5150 2450 50  0000 C CNN
 619         1    5150 2450
 620         1    0    0    -1
 621 $EndComp
 622 Text Notes 4250 3350 0    60   ~ 0
 623 Switching to SPI4:\n - pull 11 down\n - disconnect 20
 624 $Comp
 625 L ISO7816 U1
 626 U 1 1 58821579
 627 P 7050 3000
 628 F 0 "U1" H 7050 3400 60  0000 C CNN
 629 F 1 "ISO7816" H 7050 2600 60  0000 C CNN
 630 F 2 "hardpass:CAF99-08153-S132" H 7050 3100 60  0001 C CNN
 631 F 3 "" H 7050 3100 60  0001 C CNN
 632         1    7050 3000
 633         1    0    0    -1
 634 $EndComp
 635 Text Notes 7050 1650 0    60   ~ 0
 636 TODO: less Caps?
 637 Text Notes 6300 700  0    60   ~ 0
 638 No Place on main PCB - has to go on another one
 639 Text Notes 6300 850  0    60   ~ 0
 640 ** Redesign based on Microchip SEC-1210 **
 641 $Comp
 642 L +5V #PWR016
 643 U 1 1 58817164
 644 P 9200 4200
 645 F 0 "#PWR016" H 9200 4050 50  0001 C CNN
 646 F 1 "+5V" H 9200 4340 50  0000 C CNN
 647 F 2 "" H 9200 4200 50  0000 C CNN
 648 F 3 "" H 9200 4200 50  0000 C CNN
 649         1    9200 4200
 650         1    0    0    -1
 651 $EndComp
 652 $Comp
 653 L GND #PWR017
 654 U 1 1 5881733E
 655 P 8850 6200
 656 F 0 "#PWR017" H 8850 5950 50  0001 C CNN
 657 F 1 "GND" H 8850 6050 50  0000 C CNN
 658 F 2 "" H 8850 6200 50  0000 C CNN
 659 F 3 "" H 8850 6200 50  0000 C CNN
 660         1    8850 6200
 661         1    0    0    -1
 662 $EndComp
 663 Text GLabel 9100 4500 2    60   Input ~ 0
 664 CARD_RX
 665 Text GLabel 9100 4600 2    60   Input ~ 0
 666 CARD_TX
 667 Text Notes 3900 800  0    60   ~ 0
 668 SSD1306 schematic heavily "inspired" by\ngithub.com/adafruit/Adafruit-128x64-OLED\n-Bonnet-for-Raspberry-Pi-PCB
 669 Text GLabel 2350 1600 2    60   Input ~ 0
 670 OLED_RST
 671 Text GLabel 4900 2350 0    60   Input ~ 0
 672 OLED_RST
 673 $Comp
 674 L CONN_01X03 IC1
 675 U 1 1 593C6F9B
 676 P 3650 1550
 677 F 0 "IC1" H 3650 1750 50  0000 C CNN
 678 F 1 "APX803" V 3750 1550 50  0000 C CNN
 679 F 2 "TO_SOT_Packages_SMD:SOT-23" H 3650 1550 50  0001 C CNN
 680 F 3 "" H 3650 1550 50  0001 C CNN
 681         1    3650 1550
 682         0    -1   -1   0
 683 $EndComp
 684 $Comp
 685 L GND #PWR018
 686 U 1 1 593C7371
 687 P 3550 1750
 688 F 0 "#PWR018" H 3550 1500 50  0001 C CNN
 689 F 1 "GND" H 3550 1600 50  0001 C CNN
 690 F 2 "" H 3550 1750 50  0000 C CNN
 691 F 3 "" H 3550 1750 50  0000 C CNN
 692         1    3550 1750
 693         1    0    0    -1
 694 $EndComp
 695 $Comp
 696 L +3.3V #PWR019
 697 U 1 1 593C741B
 698 P 3850 1750
 699 F 0 "#PWR019" H 3850 1600 50  0001 C CNN
 700 F 1 "+3.3V" H 3850 1890 50  0001 C CNN
 701 F 2 "" H 3850 1750 50  0000 C CNN
 702 F 3 "" H 3850 1750 50  0000 C CNN
 703         1    3850 1750
 704         1    0    0    -1
 705 $EndComp
 706 $Comp
 707 L R_Small R2
 708 U 1 1 593C7684
 709 P 3750 1850
 710 F 0 "R2" V 3800 1950 50  0000 L CNN
 711 F 1 "10k" V 3800 1800 50  0000 L CNN
 712 F 2 "Resistors_SMD:R_1206" V 3750 3350 50  0001 C CNN
 713 F 3 "" H 3750 1850 50  0000 C CNN
 714         1    3750 1850
 715         0    1    1    0
 716 $EndComp
 717 Text GLabel 3650 1900 3    60   Input ~ 0
 718 OLED_RST
 719 Text Notes 6300 1200 0    60   ~ 0
 720 http://www.linkconn.com/en/product/\ne08f128a-897a-4361-86f3-81b7a41ba7d4\n'sim card samsung i9000 n7000'
 721 $Comp
 722 L CONN_02X20 P3
 723 U 1 1 5881588C
 724 P 8850 5150
 725 F 0 "P3" H 8850 6200 50  0000 C CNN
 726 F 1 "Pi_Zero" V 8850 5150 50  0000 C CNN
 727 F 2 "hardpass:Pin_Header_Straight_2x20_Pitch2.54mm_centered" H 8850 3800 50  0001 C CNN
 728 F 3 "" H 8850 4200 50  0000 C CNN
 729         1    8850 5150
 730         1    0    0    -1
 731 $EndComp
 732 $Comp
 733 L SEC1210 U3
 734 U 1 1 5A6E9659
 735 P 9300 2550
 736 F 0 "U3" H 9300 1550 60  0000 C CNN
 737 F 1 "SEC1210" H 9300 3500 60  0000 C CNN
 738 F 2 "Housings_DFN_QFN:QFN-24-1EP_5x5mm_Pitch0.65mm" H 9300 2400 60  0001 C CNN
 739 F 3 "" H 9300 2400 60  0001 C CNN
 740         1    9300 2550
 741         1    0    0    -1
 742 $EndComp
 743 NoConn ~ 9950 2750
 744 NoConn ~ 9950 2850
 745 NoConn ~ 9950 2950
 746 NoConn ~ 9950 3050
 747 NoConn ~ 9950 3350
 748 NoConn ~ 8650 2250
 749 NoConn ~ 8650 2350
 750 $Comp
 751 L Jumper_NC_Small JP1
 752 U 1 1 5A6E9BB4
 753 P 8650 3450
 754 F 0 "JP1" H 8650 3530 50  0000 C CNN
 755 F 1 " " H 8660 3390 50  0000 C CNN
 756 F 2 "Resistors_SMD:R_0603" H 8650 3450 50  0001 C CNN
 757 F 3 "" H 8650 3450 50  0001 C CNN
 758         1    8650 3450
 759         0    -1   1    0
 760 $EndComp
 761 Text GLabel 2250 2800 2    60   Input ~ 0
 762 UART_CTS
 763 Text GLabel 1750 1600 0    60   Input ~ 0
 764 UART_RTS
 765 $Comp
 766 L +5V #PWR020
 767 U 1 1 5A6EDC58
 768 P 2250 1100
 769 F 0 "#PWR020" H 2250 950 50  0001 C CNN
 770 F 1 "+5V" H 2250 1240 50  0000 C CNN
 771 F 2 "" H 2250 1100 50  0001 C CNN
 772 F 3 "" H 2250 1100 50  0001 C CNN
 773         1    2250 1100
 774         1    0    0    -1
 775 $EndComp
 776 Connection ~ 2000 2000
 777 Wire Wire Line
 778         2000 2000 2250 2000
 779 Connection ~ 2000 1700
 780 Wire Wire Line
 781         2000 1700 2250 1700
 782 Wire Wire Line
 783         2000 1300 2000 3150
 784 Wire Wire Line
 785         1750 1500 2000 1500
 786 Wire Wire Line
 787         2250 1200 2250 1100
 788 Wire Wire Line
 789         5150 2450 5250 2450
 790 Wire Wire Line
 791         5150 2950 5250 2950
 792 Wire Wire Line
 793         5250 2350 4900 2350
 794 Wire Wire Line
 795         4950 3950 5250 3950
 796 Wire Wire Line
 797         4950 3550 4950 3950
 798 Wire Wire Line
 799         5250 1700 5150 1700
 800 Wire Wire Line
 801         5250 1750 5250 1700
 802 Connection ~ 5100 1950
 803 Wire Wire Line
 804         5000 1950 5000 2000
 805 Wire Wire Line
 806         5100 2150 5100 1950
 807 Wire Wire Line
 808         5250 2100 5250 2050
 809 Wire Wire Line
 810         5150 2100 5250 2100
 811 Wire Wire Line
 812         5000 1950 5250 1950
 813 Wire Wire Line
 814         5100 2150 5250 2150
 815 Wire Wire Line
 816         4700 1550 5250 1550
 817 Wire Wire Line
 818         5250 900  5150 900
 819 Wire Wire Line
 820         5250 1050 5250 900
 821 Connection ~ 4950 3750
 822 Wire Wire Line
 823         5050 3750 4950 3750
 824 Connection ~ 4950 3650
 825 Wire Wire Line
 826         5050 3650 4950 3650
 827 Connection ~ 4950 3850
 828 Wire Wire Line
 829         5050 3550 4950 3550
 830 Wire Wire Line
 831         5250 2750 4650 2750
 832 Wire Wire Line
 833         4650 2850 5250 2850
 834 Wire Wire Line
 835         4700 1850 5250 1850
 836 Connection ~ 1950 6100
 837 Connection ~ 1500 6100
 838 Connection ~ 1050 6100
 839 Connection ~ 1250 6300
 840 Connection ~ 1250 5900
 841 Connection ~ 1250 5500
 842 Connection ~ 1250 5100
 843 Wire Wire Line
 844         4950 3850 5250 3850
 845 Wire Wire Line
 846         5050 1450 5050 1350
 847 Wire Wire Line
 848         5250 1450 5050 1450
 849 Wire Wire Line
 850         5050 1250 5050 1150
 851 Wire Wire Line
 852         5250 1250 5050 1250
 853 Connection ~ 2150 6300
 854 Connection ~ 1700 6300
 855 Connection ~ 1700 5900
 856 Connection ~ 1700 5500
 857 Connection ~ 2150 5900
 858 Connection ~ 2150 5500
 859 Connection ~ 2150 5100
 860 Connection ~ 1700 5100
 861 Wire Wire Line
 862         1250 6300 2550 6300
 863 Wire Wire Line
 864         1250 5900 2550 5900
 865 Wire Wire Line
 866         1250 5500 2550 5500
 867 Wire Wire Line
 868         1250 5100 2550 5100
 869 Wire Wire Line
 870         1950 4600 1950 6100
 871 Connection ~ 1950 5700
 872 Connection ~ 1950 5300
 873 Connection ~ 1950 4900
 874 Connection ~ 1500 5700
 875 Connection ~ 1500 5300
 876 Connection ~ 1500 4900
 877 Wire Wire Line
 878         1500 4600 1500 6100
 879 Connection ~ 1050 5700
 880 Connection ~ 1050 5300
 881 Connection ~ 1050 4900
 882 Wire Wire Line
 883         1050 4600 1050 6100
 884 Wire Wire Line
 885         3700 5700 3900 5700
 886 Wire Notes Line
 887         6950 1500 6950 1750
 888 Wire Notes Line
 889         6950 1750 7950 1750
 890 Wire Notes Line
 891         7950 1750 7950 1450
 892 Wire Notes Line
 893         7950 1450 6950 1450
 894 Wire Notes Line
 895         6950 1450 6950 1550
 896 Wire Notes Line
 897         11150 4450 11150 550
 898 Wire Notes Line
 899         11150 550  6200 550
 900 Wire Wire Line
 901         9200 4200 9100 4200
 902 Wire Wire Line
 903         9100 4300 9200 4300
 904 Wire Wire Line
 905         9200 4300 9200 4200
 906 Wire Notes Line
 907         11150 4350 11150 6450
 908 Wire Notes Line
 909         6200 550  6200 4150
 910 Wire Wire Line
 911         3650 1750 3650 1900
 912 Wire Wire Line
 913         3750 1750 3850 1750
 914 Wire Wire Line
 915         3850 1750 3850 1850
 916 Connection ~ 3650 1850
 917 Wire Notes Line
 918         3350 1350 3350 2450
 919 Wire Notes Line
 920         3350 2450 4000 2450
 921 Wire Notes Line
 922         4000 2450 4000 1350
 923 Wire Notes Line
 924         4000 1350 3350 1350
 925 Wire Wire Line
 926         5150 2850 5150 2950
 927 Connection ~ 5150 2850
 928 Wire Wire Line
 929         7450 2750 8650 2750
 930 Wire Wire Line
 931         7450 2850 8650 2850
 932 Wire Wire Line
 933         7450 3050 7750 3050
 934 Wire Wire Line
 935         7750 3050 7750 3150
 936 Wire Wire Line
 937         7750 3150 8650 3150
 938 Wire Wire Line
 939         8650 3250 8300 3250
 940 Wire Wire Line
 941         8300 3250 8300 3500
 942 Wire Wire Line
 943         8300 3500 6600 3500
 944 Wire Wire Line
 945         6600 3500 6600 3050
 946 Wire Wire Line
 947         6600 3050 6650 3050
 948 Wire Wire Line
 949         6650 2950 6500 2950
 950 Wire Wire Line
 951         6500 2950 6500 3600
 952 Wire Wire Line
 953         6500 3600 8200 3600
 954 Wire Wire Line
 955         8200 3600 8200 3050
 956 Wire Wire Line
 957         8200 3050 8650 3050
 958 Wire Wire Line
 959         1750 2300 2000 2300
 960 Connection ~ 2000 2300
 961 Wire Wire Line
 962         2250 2500 2000 2500
 963 Connection ~ 2000 2500
 964 Wire Wire Line
 965         2250 2700 2000 2700
 966 Connection ~ 2000 2700
 967 Wire Wire Line
 968         1750 3000 2000 3000
 969 Connection ~ 2000 3000
 970 Wire Wire Line
 971         2250 1300 2000 1300
 972 Connection ~ 2000 1500
 973 $Comp
 974 L +3.3V #PWR021
 975 U 1 1 5A6EEB73
 976 P 1600 2000
 977 F 0 "#PWR021" H 1600 1850 50  0001 C CNN
 978 F 1 "+3.3V" H 1450 2050 50  0000 C CNN
 979 F 2 "" H 1600 2000 50  0000 C CNN
 980 F 3 "" H 1600 2000 50  0000 C CNN
 981         1    1600 2000
 982         1    0    0    -1
 983 $EndComp
 984 Wire Wire Line
 985         1600 2000 1700 2000
 986 Wire Wire Line
 987         1700 2000 1700 1900
 988 Wire Wire Line
 989         1700 1900 1750 1900
 990 Text GLabel 8600 4700 0    60   Input ~ 0
 991 CARD_CTS
 992 Text GLabel 9100 5900 2    60   Input ~ 0
 993 CARD_RTS
 994 Wire Wire Line
 995         9100 4400 8850 4400
 996 Wire Wire Line
 997         8850 4400 8850 6200
 998 Wire Wire Line
 999         8600 4600 8850 4600
1000 Connection ~ 8850 4600
1001 Wire Wire Line
1002         8600 5400 8850 5400
1003 Connection ~ 8850 5400
1004 Wire Wire Line
1005         8850 5600 9100 5600
1006 Connection ~ 8850 5600
1007 Wire Wire Line
1008         9100 5800 8850 5800
1009 Connection ~ 8850 5800
1010 Wire Wire Line
1011         9100 5100 8850 5100
1012 Connection ~ 8850 5100
1013 Wire Wire Line
1014         9100 4800 8850 4800
1015 Connection ~ 8850 4800
1016 Wire Wire Line
1017         8600 6100 8850 6100
1018 Connection ~ 8850 6100
1019 $Comp
1020 L +3V3 #PWR022
1021 U 1 1 5A6F2F6B
1022 P 8450 4200
1023 F 0 "#PWR022" H 8450 4050 50  0001 C CNN
1024 F 1 "+3V3" H 8450 4340 50  0000 C CNN
1025 F 2 "" H 8450 4200 50  0001 C CNN
1026 F 3 "" H 8450 4200 50  0001 C CNN
1027         1    8450 4200
1028         1    0    0    -1
1029 $EndComp
1030 $Comp
1031 L +3V3 #PWR023
1032 U 1 1 5A6F3009
1033 P 8450 5000
1034 F 0 "#PWR023" H 8450 4850 50  0001 C CNN
1035 F 1 "+3V3" H 8450 5140 50  0000 C CNN
1036 F 2 "" H 8450 5000 50  0001 C CNN
1037 F 3 "" H 8450 5000 50  0001 C CNN
1038         1    8450 5000
1039         1    0    0    -1
1040 $EndComp
1041 Wire Wire Line
1042         8450 5000 8600 5000
1043 Wire Wire Line
1044         8600 4200 8450 4200
1045 Text GLabel 9950 2550 2    60   Input ~ 0
1046 CARD_RX
1047 Text GLabel 9950 2250 2    60   Input ~ 0
1048 CARD_TX
1049 Text GLabel 9950 2450 2    60   Input ~ 0
1050 CARD_CTS
1051 Text GLabel 9950 2350 2    60   Input ~ 0
1052 CARD_RTS
1053 NoConn ~ 6650 2850
1054 $Comp
1055 L GND #PWR024
1056 U 1 1 5A6F843E
1057 P 6500 2750
1058 F 0 "#PWR024" H 6500 2500 50  0001 C CNN
1059 F 1 "GND" H 6500 2600 50  0001 C CNN
1060 F 2 "" H 6500 2750 50  0001 C CNN
1061 F 3 "" H 6500 2750 50  0001 C CNN
1062         1    6500 2750
1063         1    0    0    -1
1064 $EndComp
1065 Wire Wire Line
1066         6500 2750 6650 2750
1067 $Comp
1068 L R_Small R3
1069 U 1 1 5A6F8638
1070 P 8000 2950
1071 F 0 "R3" V 8000 2900 50  0000 L CNN
1072 F 1 "43" V 8100 2900 50  0000 L CNN
1073 F 2 "Resistors_SMD:R_1206" H 8000 2950 50  0001 C CNN
1074 F 3 "" H 8000 2950 50  0001 C CNN
1075         1    8000 2950
1076         0    1    1    0
1077 $EndComp
1078 Wire Wire Line
1079         7900 2950 7450 2950
1080 Wire Wire Line
1081         8100 2950 8650 2950
1082 $Comp
1083 L C_Small C7
1084 U 1 1 5A6F8B12
1085 P 7450 2650
1086 F 0 "C7" H 7300 2700 50  0000 L CNN
1087 F 1 "100n" H 7460 2570 50  0000 L CNN
1088 F 2 "Capacitors_SMD:C_1206" H 7450 2650 50  0001 C CNN
1089 F 3 "" H 7450 2650 50  0001 C CNN
1090         1    7450 2650
1091         -1   0    0    1
1092 $EndComp
1093 $Comp
1094 L C_Small C10
1095 U 1 1 5A6F8BE7
1096 P 8650 2650
1097 F 0 "C10" H 8450 2700 50  0000 L CNN
1098 F 1 "1µ" H 8660 2570 50  0000 L CNN
1099 F 2 "Capacitors_SMD:C_1206" H 8650 2650 50  0001 C CNN
1100 F 3 "" H 8650 2650 50  0001 C CNN
1101         1    8650 2650
1102         1    0    0    1
1103 $EndComp
1104 Wire Wire Line
1105         8500 2550 8650 2550
1106 Wire Wire Line
1107         7600 2550 7450 2550
1108 $Comp
1109 L GND #PWR025
1110 U 1 1 5A6F94CC
1111 P 8650 3550
1112 F 0 "#PWR025" H 8650 3300 50  0001 C CNN
1113 F 1 "GND" H 8650 3400 50  0000 C CNN
1114 F 2 "" H 8650 3550 50  0001 C CNN
1115 F 3 "" H 8650 3550 50  0001 C CNN
1116         1    8650 3550
1117         1    0    0    -1
1118 $EndComp
1119 NoConn ~ 7450 3150
1120 NoConn ~ 7450 3250
1121 $Comp
1122 L +3V3 #PWR026
1123 U 1 1 5A6F989C
1124 P 9950 1400
1125 F 0 "#PWR026" H 9950 1250 50  0001 C CNN
1126 F 1 "+3V3" H 9950 1540 50  0000 C CNN
1127 F 2 "" H 9950 1400 50  0001 C CNN
1128 F 3 "" H 9950 1400 50  0001 C CNN
1129         1    9950 1400
1130         1    0    0    -1
1131 $EndComp
1132 $Comp
1133 L C_Small C11
1134 U 1 1 5A6F992F
1135 P 10050 1400
1136 F 0 "C11" V 10150 1350 50  0000 L CNN
1137 F 1 "1µ" V 10000 1250 50  0000 L CNN
1138 F 2 "Capacitors_SMD:C_1206" H 10050 1400 50  0001 C CNN
1139 F 3 "" H 10050 1400 50  0001 C CNN
1140         1    10050 1400
1141         0    -1   1    0
1142 $EndComp
1143 $Comp
1144 L GND #PWR027
1145 U 1 1 5A6F9A10
1146 P 10150 1400
1147 F 0 "#PWR027" H 10150 1150 50  0001 C CNN
1148 F 1 "GND" H 10150 1250 50  0001 C CNN
1149 F 2 "" H 10150 1400 50  0001 C CNN
1150 F 3 "" H 10150 1400 50  0001 C CNN
1151         1    10150 1400
1152         1    0    0    -1
1153 $EndComp
1154 $Comp
1155 L C_Small C9
1156 U 1 1 5A6F9A81
1157 P 8550 1400
1158 F 0 "C9" V 8650 1400 50  0000 L CNN
1159 F 1 "1µ" V 8500 1250 50  0000 L CNN
1160 F 2 "Capacitors_SMD:C_1206" H 8550 1400 50  0001 C CNN
1161 F 3 "" H 8550 1400 50  0001 C CNN
1162         1    8550 1400
1163         0    1    1    0
1164 $EndComp
1165 $Comp
1166 L +5V #PWR028
1167 U 1 1 5A6F9AF2
1168 P 8650 1400
1169 F 0 "#PWR028" H 8650 1250 50  0001 C CNN
1170 F 1 "+5V" H 8650 1540 50  0000 C CNN
1171 F 2 "" H 8650 1400 50  0000 C CNN
1172 F 3 "" H 8650 1400 50  0000 C CNN
1173         1    8650 1400
1174         1    0    0    -1
1175 $EndComp
1176 $Comp
1177 L GND #PWR029
1178 U 1 1 5A6F9B85
1179 P 8450 1400
1180 F 0 "#PWR029" H 8450 1150 50  0001 C CNN
1181 F 1 "GND" H 8450 1250 50  0001 C CNN
1182 F 2 "" H 8450 1400 50  0001 C CNN
1183 F 3 "" H 8450 1400 50  0001 C CNN
1184         1    8450 1400
1185         1    0    0    -1
1186 $EndComp
1187 $Comp
1188 L C_Small C8
1189 U 1 1 5A6F9DB0
1190 P 8450 1950
1191 F 0 "C8" H 8350 2050 50  0000 L CNN
1192 F 1 "100n" H 8450 2050 50  0000 L CNN
1193 F 2 "Capacitors_SMD:C_1206" H 8450 1950 50  0001 C CNN
1194 F 3 "" H 8450 1950 50  0001 C CNN
1195         1    8450 1950
1196         -1   0    0    1
1197 $EndComp
1198 $Comp
1199 L GND #PWR030
1200 U 1 1 5A6F9E21
1201 P 8450 2050
1202 F 0 "#PWR030" H 8450 1800 50  0001 C CNN
1203 F 1 "GND" H 8450 1900 50  0001 C CNN
1204 F 2 "" H 8450 2050 50  0001 C CNN
1205 F 3 "" H 8450 2050 50  0001 C CNN
1206         1    8450 2050
1207         1    0    0    -1
1208 $EndComp
1209 $Comp
1210 L R_Small R4
1211 U 1 1 5A6F9EB4
1212 P 8350 1850
1213 F 0 "R4" V 8350 1800 50  0000 L CNN
1214 F 1 "100K" V 8300 1950 50  0000 L CNN
1215 F 2 "Resistors_SMD:R_1206" H 8350 1850 50  0001 C CNN
1216 F 3 "" H 8350 1850 50  0001 C CNN
1217         1    8350 1850
1218         0    1    1    0
1219 $EndComp
1220 Wire Wire Line
1221         8650 1400 8650 1750
1222 Wire Wire Line
1223         9950 1400 9950 1750
1224 Wire Wire Line
1225         8450 1850 8650 1850
1226 $Comp
1227 L +5V #PWR031
1228 U 1 1 5A6FA93E
1229 P 8250 1850
1230 F 0 "#PWR031" H 8250 1700 50  0001 C CNN
1231 F 1 "+5V" H 8250 1990 50  0000 C CNN
1232 F 2 "" H 8250 1850 50  0000 C CNN
1233 F 3 "" H 8250 1850 50  0000 C CNN
1234         1    8250 1850
1235         1    0    0    -1
1236 $EndComp
1237 $Comp
1238 L GND #PWR032
1239 U 1 1 5A6FAA8A
1240 P 9950 2050
1241 F 0 "#PWR032" H 9950 1800 50  0001 C CNN
1242 F 1 "GND" H 9950 1900 50  0001 C CNN
1243 F 2 "" H 9950 2050 50  0001 C CNN
1244 F 3 "" H 9950 2050 50  0001 C CNN
1245         1    9950 2050
1246         1    0    0    -1
1247 $EndComp
1248 $Comp
1249 L GND #PWR033
1250 U 1 1 5A6FAB41
1251 P 7600 2550
1252 F 0 "#PWR033" H 7600 2300 50  0001 C CNN
1253 F 1 "GND" H 7600 2400 50  0001 C CNN
1254 F 2 "" H 7600 2550 50  0001 C CNN
1255 F 3 "" H 7600 2550 50  0001 C CNN
1256         1    7600 2550
1257         1    0    0    -1
1258 $EndComp
1259 $Comp
1260 L GND #PWR034
1261 U 1 1 5A6FABB2
1262 P 8500 2550
1263 F 0 "#PWR034" H 8500 2300 50  0001 C CNN
1264 F 1 "GND" H 8500 2400 50  0001 C CNN
1265 F 2 "" H 8500 2550 50  0001 C CNN
1266 F 3 "" H 8500 2550 50  0001 C CNN
1267         1    8500 2550
1268         1    0    0    -1
1269 $EndComp
1270 $Comp
1271 L R_Small R5
1272 U 1 1 5A6FBAF5
1273 P 10250 1950
1274 F 0 "R5" V 10250 1900 50  0000 L CNN
1275 F 1 "1M" V 10300 1900 50  0000 L CNN
1276 F 2 "Resistors_SMD:R_1206" H 10250 1950 50  0001 C CNN
1277 F 3 "" H 10250 1950 50  0001 C CNN
1278         1    10250 1950
1279         0    1    1    0
1280 $EndComp
1281 $Comp
1282 L +3V3 #PWR035
1283 U 1 1 5A6FBB88
1284 P 10350 1950
1285 F 0 "#PWR035" H 10350 1800 50  0001 C CNN
1286 F 1 "+3V3" H 10350 2090 50  0000 C CNN
1287 F 2 "" H 10350 1950 50  0001 C CNN
1288 F 3 "" H 10350 1950 50  0001 C CNN
1289         1    10350 1950
1290         1    0    0    -1
1291 $EndComp
1292 Wire Wire Line
1293         9950 1950 10150 1950
1294 $Comp
1295 L LED_Small D1
1296 U 1 1 5A6FBD64
1297 P 10600 2050
1298 F 0 "D1" H 10650 2000 50  0000 L CNN
1299 F 1 "GRN" H 10425 1950 50  0001 L CNN
1300 F 2 "LEDs:LED_1206" V 10600 2050 50  0001 C CNN
1301 F 3 "" V 10600 2050 50  0001 C CNN
1302         1    10600 2050
1303         1    0    0    -1
1304 $EndComp
1305 $Comp
1306 L R_Small R6
1307 U 1 1 5A6FBF4E
1308 P 10700 1950
1309 F 0 "R6" V 10700 1900 50  0000 L CNN
1310 F 1 "330" V 10800 1900 50  0000 L CNN
1311 F 2 "Resistors_SMD:R_1206" H 10700 1950 50  0001 C CNN
1312 F 3 "" H 10700 1950 50  0001 C CNN
1313         1    10700 1950
1314         1    0    0    -1
1315 $EndComp
1316 $Comp
1317 L +3V3 #PWR036
1318 U 1 1 5A6FC422
1319 P 10700 1850
1320 F 0 "#PWR036" H 10700 1700 50  0001 C CNN
1321 F 1 "+3V3" H 10700 1990 50  0000 C CNN
1322 F 2 "" H 10700 1850 50  0001 C CNN
1323 F 3 "" H 10700 1850 50  0001 C CNN
1324         1    10700 1850
1325         1    0    0    -1
1326 $EndComp
1327 Wire Wire Line
1328         10050 1950 10050 2050
1329 Wire Wire Line
1330         10050 2050 10500 2050
1331 Connection ~ 10050 1950
1332 Wire Notes Line
1333         10500 1600 10500 2200
1334 Wire Notes Line
1335         10500 2200 10900 2200
1336 Wire Notes Line
1337         10900 2200 10900 1600
1338 Wire Notes Line
1339         10900 1600 10500 1600
1340 Text Notes 10500 1600 0    60   ~ 0
1341 optional
1342 Wire Notes Line
1343         6200 4100 6200 6450
1344 Wire Notes Line
1345         6200 6450 11150 6450
1346 Wire Wire Line
1347         8650 3350 8650 3550
1348 Text Notes 9300 3950 0    60   ~ 0
1349 CTS/RTS on the Pi: \nhttps://github.com/mholling/rpirtscts
1350 $EndSCHEMATC