specchioriflesso/USB_Host_Shield_2.0
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fixes to board quality check program

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This commit is contained in:
Andrew J. Kroll 2013-10-21 13:48:53 -04:00
parent 4d145ca3e0
commit fcd99a1fed
1 changed files with 18 additions and 11 deletions
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29
examples/board_qc/board_qc.ino
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@ -8,6 +8,7 @@
/* variables */
uint8_t rcode;
uint8_t usbstate;
uint8_t laststate;
//uint8_t buf[sizeof(USB_DEVICE_DESCRIPTOR)];
USB_DEVICE_DESCRIPTOR buf;
@ -18,11 +19,13 @@ USB Usb;
void setup()
{
laststate=0;
Serial.begin( 115200 );
E_Notify(PSTR("\r\nCircuits At Home 2011"),0x80);
E_Notify(PSTR("\r\nUSB Host Shield Quality Control Routine"),0x80);
/* SPI quick test - check revision register */
E_Notify(PSTR("\r\nReading REVISION register... Die revision "),0x80);
Usb.Init();
{
uint8_t tmpbyte = Usb.regRd( rREVISION );
switch( tmpbyte ) {
@ -99,8 +102,8 @@ void setup()
press_any_key();
}
/* Restart oscillator */
E_Notify(PSTR("\r\nResetting oscillator"),0x80);
for( uint16_t i = 0; i < 101; i++ ) {
E_Notify(PSTR("\r\nResetting oscillator\r\n"),0x80);
for( uint16_t i = 0; i < 100; i++ ) {
E_Notify(PSTR("\rReset number "),0x80);
Serial.print( i, DEC );
Usb.regWr( rUSBCTL, bmCHIPRES ); //reset
@ -114,7 +117,7 @@ void setup()
if( Usb.regRd( rUSBIRQ ) & bmOSCOKIRQ ) {
E_Notify(PSTR(" Time to stabilize - "),0x80);
Serial.print( j, DEC );
E_Notify(PSTR(" cycles"),0x80);
E_Notify(PSTR(" cycles\r\n"),0x80);
break;
}
}//for( uint16_t j = 0; j < 65535; j++
@ -133,34 +136,37 @@ void setup()
E_Notify(PSTR("\r\nChecking USB device communication.\r\n"),0x80);
}
void loop()
{
delay( 200 );
Usb.Task();
usbstate = Usb.getUsbTaskState();
if(usbstate != laststate) {
laststate=usbstate;
/**/
switch( usbstate ) {
case( USB_DETACHED_SUBSTATE_WAIT_FOR_DEVICE ):
E_Notify(PSTR("\rWaiting for device ..."),0x80);
E_Notify(PSTR("\r\nWaiting for device..."),0x80);
break;
case( USB_ATTACHED_SUBSTATE_RESET_DEVICE ):
E_Notify(PSTR("\r\nDevice connected. Resetting"),0x80);
E_Notify(PSTR("\r\nDevice connected. Resetting..."),0x80);
break;
case( USB_ATTACHED_SUBSTATE_WAIT_SOF ):
E_Notify(PSTR("\rReset complete. Waiting for the first SOF..."),0x80);
E_Notify(PSTR("\r\nReset complete. Waiting for the first SOF..."),0x80);
break;
case( USB_ATTACHED_SUBSTATE_GET_DEVICE_DESCRIPTOR_SIZE ):
E_Notify(PSTR("\r\nSOF generation started. Enumerating device."),0x80);
E_Notify(PSTR("\r\nSOF generation started. Enumerating device..."),0x80);
break;
case( USB_STATE_ADDRESSING ):
E_Notify(PSTR("\r\nSetting device address"),0x80);
E_Notify(PSTR("\r\nSetting device address..."),0x80);
break;
case( USB_STATE_RUNNING ):
E_Notify(PSTR("\r\nGetting device descriptor"),0x80);
rcode = Usb.getDevDescr( 1, 0, sizeof(USB_DEVICE_DESCRIPTOR), (uint8_t*)&buf );
if( rcode ) {
E_Notify(PSTR("\rError reading device descriptor. Error code "),0x80);
E_Notify(PSTR("\r\nError reading device descriptor. Error code "),0x80);
print_hex( rcode, 8 );
}
else {
@ -199,13 +205,13 @@ void loop()
}
break;
case( USB_STATE_ERROR ):
E_Notify(PSTR("\rUSB state machine reached error state"),0x80);
E_Notify(PSTR("\r\nUSB state machine reached error state"),0x80);
break;
default:
break;
}//switch( usbstate...
}
}//loop()...
/* constantly transmits 0x55 via SPI to aid probing */
@ -247,3 +253,4 @@ void press_any_key()
Serial.read(); //empty input buffer
return;
}