protocol/usb_hid/USB_Host_Shield_2.0/examples/HID/scale/scale.ino

   1 /* Digital Scale Output. Written for Stamps.com Model 510  */
   2 /* 5lb Digital Scale; any HID scale with Usage page 0x8d should work */
   3
   4 #include <hid.h>
   5 #include <hiduniversal.h>
   6 #include <usbhub.h>
   7
   8 #include "scale_rptparser.h"
   9
  10 // Satisfy the IDE, which needs to see the include statment in the ino too.
  11 #ifdef dobogusinclude
  12 #include <spi4teensy3.h>
  13 #include <SPI.h>
  14 #endif
  15
  16 USB                                             Usb;
  17 USBHub                                          Hub(&Usb);
  18 HIDUniversal                                    Hid(&Usb);
  19 Max_LCD                                       LCD(&Usb);
  20 ScaleEvents                                  ScaleEvents(&LCD);
  21 ScaleReportParser                            Scale(&ScaleEvents);
  22
  23 void setup()
  24 {
  25   Serial.begin( 115200 );
  26 #if !defined(__MIPSEL__)
  27   while (!Serial); // Wait for serial port to connect - used on Leonardo, Teensy and other boards with built-in USB CDC serial connection
  28 #endif
  29   Serial.println("Start");
  30
  31   if (Usb.Init() == -1)
  32       Serial.println("OSC did not start.");
  33
  34     // set up the LCD's number of rows and columns:
  35     LCD.begin(16, 2);
  36     LCD.clear();
  37     LCD.home();
  38     LCD.setCursor(0,0);
  39     LCD.write('R');
  40
  41   delay( 200 );
  42
  43   if (!Hid.SetReportParser(0, &Scale))
  44       ErrorMessage<uint8_t>(PSTR("SetReportParser"), 1  );
  45 }
  46
  47 void loop()
  48 {
  49     Usb.Task();
  50 }
  51