protocol/usb_hid/USB_Host_Shield_2.0/max3421e.h

   1 /* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.
   2
   3 This software may be distributed and modified under the terms of the GNU
   4 General Public License version 2 (GPL2) as published by the Free Software
   5 Foundation and appearing in the file GPL2.TXT included in the packaging of
   6 this file. Please note that GPL2 Section 2[b] requires that all works based
   7 on this software must also be made publicly available under the terms of
   8 the GPL2 ("Copyleft").
   9
  10 Contact information
  11 -------------------
  12
  13 Circuits At Home, LTD
  14 Web      :  http://www.circuitsathome.com
  15 e-mail   :  support@circuitsathome.com
  16  */
  17 #if !defined(_usb_h_) || defined(_max3421e_h_)
  18 #error "Never include max3421e.h directly; include Usb.h instead"
  19 #else
  20
  21 #define _max3421e_h_
  22
  23 /* MAX3421E register/bit names and bitmasks */
  24
  25 /* Arduino pin definitions */
  26 /* pin numbers to port numbers */
  27
  28 #define SE0     0
  29 #define SE1     1
  30 #define FSHOST  2
  31 #define LSHOST  3
  32
  33 /* MAX3421E command byte format: rrrrr0wa where 'r' is register number  */
  34 //
  35 // MAX3421E Registers in HOST mode.
  36 //
  37 #define rRCVFIFO    0x08    //1<<3
  38 #define rSNDFIFO    0x10    //2<<3
  39 #define rSUDFIFO    0x20    //4<<3
  40 #define rRCVBC      0x30    //6<<3
  41 #define rSNDBC      0x38    //7<<3
  42
  43 #define rUSBIRQ     0x68    //13<<3
  44 /* USBIRQ Bits  */
  45 #define bmVBUSIRQ   0x40    //b6
  46 #define bmNOVBUSIRQ 0x20    //b5
  47 #define bmOSCOKIRQ  0x01    //b0
  48
  49 #define rUSBIEN     0x70    //14<<3
  50 /* USBIEN Bits  */
  51 #define bmVBUSIE    0x40    //b6
  52 #define bmNOVBUSIE  0x20    //b5
  53 #define bmOSCOKIE   0x01    //b0
  54
  55 #define rUSBCTL     0x78    //15<<3
  56 /* USBCTL Bits  */
  57 #define bmCHIPRES   0x20    //b5
  58 #define bmPWRDOWN   0x10    //b4
  59
  60 #define rCPUCTL     0x80    //16<<3
  61 /* CPUCTL Bits  */
  62 #define bmPUSLEWID1 0x80    //b7
  63 #define bmPULSEWID0 0x40    //b6
  64 #define bmIE        0x01    //b0
  65
  66 #define rPINCTL     0x88    //17<<3
  67 /* PINCTL Bits  */
  68 #define bmFDUPSPI   0x10    //b4
  69 #define bmINTLEVEL  0x08    //b3
  70 #define bmPOSINT    0x04    //b2
  71 #define bmGPXB      0x02    //b1
  72 #define bmGPXA      0x01    //b0
  73 // GPX pin selections
  74 #define GPX_OPERATE 0x00
  75 #define GPX_VBDET   0x01
  76 #define GPX_BUSACT  0x02
  77 #define GPX_SOF     0x03
  78
  79 #define rREVISION   0x90    //18<<3
  80
  81 #define rIOPINS1    0xa0    //20<<3
  82
  83 /* IOPINS1 Bits */
  84 #define bmGPOUT0    0x01
  85 #define bmGPOUT1    0x02
  86 #define bmGPOUT2    0x04
  87 #define bmGPOUT3    0x08
  88 #define bmGPIN0     0x10
  89 #define bmGPIN1     0x20
  90 #define bmGPIN2     0x40
  91 #define bmGPIN3     0x80
  92
  93 #define rIOPINS2    0xa8    //21<<3
  94 /* IOPINS2 Bits */
  95 #define bmGPOUT4    0x01
  96 #define bmGPOUT5    0x02
  97 #define bmGPOUT6    0x04
  98 #define bmGPOUT7    0x08
  99 #define bmGPIN4     0x10
 100 #define bmGPIN5     0x20
 101 #define bmGPIN6     0x40
 102 #define bmGPIN7     0x80
 103
 104 #define rGPINIRQ    0xb0    //22<<3
 105 /* GPINIRQ Bits */
 106 #define bmGPINIRQ0 0x01
 107 #define bmGPINIRQ1 0x02
 108 #define bmGPINIRQ2 0x04
 109 #define bmGPINIRQ3 0x08
 110 #define bmGPINIRQ4 0x10
 111 #define bmGPINIRQ5 0x20
 112 #define bmGPINIRQ6 0x40
 113 #define bmGPINIRQ7 0x80
 114
 115 #define rGPINIEN    0xb8    //23<<3
 116 /* GPINIEN Bits */
 117 #define bmGPINIEN0 0x01
 118 #define bmGPINIEN1 0x02
 119 #define bmGPINIEN2 0x04
 120 #define bmGPINIEN3 0x08
 121 #define bmGPINIEN4 0x10
 122 #define bmGPINIEN5 0x20
 123 #define bmGPINIEN6 0x40
 124 #define bmGPINIEN7 0x80
 125
 126 #define rGPINPOL    0xc0    //24<<3
 127 /* GPINPOL Bits */
 128 #define bmGPINPOL0 0x01
 129 #define bmGPINPOL1 0x02
 130 #define bmGPINPOL2 0x04
 131 #define bmGPINPOL3 0x08
 132 #define bmGPINPOL4 0x10
 133 #define bmGPINPOL5 0x20
 134 #define bmGPINPOL6 0x40
 135 #define bmGPINPOL7 0x80
 136
 137 #define rHIRQ       0xc8    //25<<3
 138 /* HIRQ Bits */
 139 #define bmBUSEVENTIRQ   0x01   // indicates BUS Reset Done or BUS Resume
 140 #define bmRWUIRQ        0x02
 141 #define bmRCVDAVIRQ     0x04
 142 #define bmSNDBAVIRQ     0x08
 143 #define bmSUSDNIRQ      0x10
 144 #define bmCONDETIRQ     0x20
 145 #define bmFRAMEIRQ      0x40
 146 #define bmHXFRDNIRQ     0x80
 147
 148 #define rHIEN           0xd0    //26<<3
 149
 150 /* HIEN Bits */
 151 #define bmBUSEVENTIE    0x01
 152 #define bmRWUIE         0x02
 153 #define bmRCVDAVIE      0x04
 154 #define bmSNDBAVIE      0x08
 155 #define bmSUSDNIE       0x10
 156 #define bmCONDETIE      0x20
 157 #define bmFRAMEIE       0x40
 158 #define bmHXFRDNIE      0x80
 159
 160 #define rMODE           0xd8    //27<<3
 161
 162 /* MODE Bits */
 163 #define bmHOST          0x01
 164 #define bmLOWSPEED      0x02
 165 #define bmHUBPRE        0x04
 166 #define bmSOFKAENAB     0x08
 167 #define bmSEPIRQ        0x10
 168 #define bmDELAYISO      0x20
 169 #define bmDMPULLDN      0x40
 170 #define bmDPPULLDN      0x80
 171
 172 #define rPERADDR    0xe0    //28<<3
 173
 174 #define rHCTL       0xe8    //29<<3
 175 /* HCTL Bits */
 176 #define bmBUSRST        0x01
 177 #define bmFRMRST        0x02
 178 #define bmSAMPLEBUS     0x04
 179 #define bmSIGRSM        0x08
 180 #define bmRCVTOG0       0x10
 181 #define bmRCVTOG1       0x20
 182 #define bmSNDTOG0       0x40
 183 #define bmSNDTOG1       0x80
 184
 185 #define rHXFR       0xf0    //30<<3
 186 /* Host transfer token values for writing the HXFR register (R30)   */
 187 /* OR this bit field with the endpoint number in bits 3:0               */
 188 #define tokSETUP  0x10  // HS=0, ISO=0, OUTNIN=0, SETUP=1
 189 #define tokIN     0x00  // HS=0, ISO=0, OUTNIN=0, SETUP=0
 190 #define tokOUT    0x20  // HS=0, ISO=0, OUTNIN=1, SETUP=0
 191 #define tokINHS   0x80  // HS=1, ISO=0, OUTNIN=0, SETUP=0
 192 #define tokOUTHS  0xA0  // HS=1, ISO=0, OUTNIN=1, SETUP=0
 193 #define tokISOIN  0x40  // HS=0, ISO=1, OUTNIN=0, SETUP=0
 194 #define tokISOOUT 0x60  // HS=0, ISO=1, OUTNIN=1, SETUP=0
 195
 196 #define rHRSL       0xf8    //31<<3
 197
 198 /* HRSL Bits */
 199 #define bmRCVTOGRD  0x10
 200 #define bmSNDTOGRD  0x20
 201 #define bmKSTATUS   0x40
 202 #define bmJSTATUS   0x80
 203 #define bmSE0       0x00    //SE0 - disconnect state
 204 #define bmSE1       0xc0    //SE1 - illegal state
 205
 206 /* Host error result codes, the 4 LSB's in the HRSL register */
 207 #define hrSUCCESS   0x00
 208 #define hrBUSY      0x01
 209 #define hrBADREQ    0x02
 210 #define hrUNDEF     0x03
 211 #define hrNAK       0x04
 212 #define hrSTALL     0x05
 213 #define hrTOGERR    0x06
 214 #define hrWRONGPID  0x07
 215 #define hrBADBC     0x08
 216 #define hrPIDERR    0x09
 217 #define hrPKTERR    0x0A
 218 #define hrCRCERR    0x0B
 219 #define hrKERR      0x0C
 220 #define hrJERR      0x0D
 221 #define hrTIMEOUT   0x0E
 222 #define hrBABBLE    0x0F
 223
 224 #define MODE_FS_HOST    (bmDPPULLDN|bmDMPULLDN|bmHOST|bmSOFKAENAB)
 225 #define MODE_LS_HOST    (bmDPPULLDN|bmDMPULLDN|bmHOST|bmLOWSPEED|bmSOFKAENAB)
 226
 227
 228 #endif //_max3421e_h_