diff options
Diffstat (limited to 'tmk_core/protocol/usb_hid/USB_Host_Shield_2.0/examples/board_qc/board_qc.ino')
| m--------- | tmk_core/protocol/usb_hid/USB_Host_Shield_2.0 | 0 | ||||
| -rw-r--r-- | tmk_core/protocol/usb_hid/USB_Host_Shield_2.0/examples/board_qc/board_qc.ino | 259 |
2 files changed, 259 insertions, 0 deletions
diff --git a/tmk_core/protocol/usb_hid/USB_Host_Shield_2.0 b/tmk_core/protocol/usb_hid/USB_Host_Shield_2.0 deleted file mode 160000 -Subproject 7c2e6c1bcdcc22cfdbd82edd9d8fc4c4276ead4 diff --git a/tmk_core/protocol/usb_hid/USB_Host_Shield_2.0/examples/board_qc/board_qc.ino b/tmk_core/protocol/usb_hid/USB_Host_Shield_2.0/examples/board_qc/board_qc.ino new file mode 100644 index 0000000000..573c3ce083 --- /dev/null +++ b/tmk_core/protocol/usb_hid/USB_Host_Shield_2.0/examples/board_qc/board_qc.ino @@ -0,0 +1,259 @@ +/* USB Host Shield 2.0 board quality control routine */ +/* To see the output set your terminal speed to 115200 */ +/* for GPIO test to pass you need to connect GPIN0 to GPOUT7, GPIN1 to GPOUT6, etc. */ +/* otherwise press any key after getting GPIO error to complete the test */ +/**/ +#include <usbhub.h> + +// Satisfy the IDE, which needs to see the include statment in the ino too. +#ifdef dobogusinclude +#include <spi4teensy3.h> +#include <../../../../hardware/pic32/libraries/SPI/SPI.h> // Hack to use the SPI library +#include <SPI.h> // Hack to use the SPI library +#endif + +/* variables */ +uint8_t rcode; +uint8_t usbstate; +uint8_t laststate; +//uint8_t buf[sizeof(USB_DEVICE_DESCRIPTOR)]; +USB_DEVICE_DESCRIPTOR buf; + +/* objects */ +USB Usb; +//USBHub hub(&Usb); + +void setup() { + laststate = 0; + Serial.begin(115200); +#if !defined(__MIPSEL__) + while(!Serial); // Wait for serial port to connect - used on Leonardo, Teensy and other boards with built-in USB CDC serial connection +#endif + 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(); // Initializes SPI, we don't care about the return value here + { + uint8_t tmpbyte = Usb.regRd(rREVISION); + switch(tmpbyte) { + case( 0x01): //rev.01 + E_Notify(PSTR("01"), 0x80); + break; + case( 0x12): //rev.02 + E_Notify(PSTR("02"), 0x80); + break; + case( 0x13): //rev.03 + E_Notify(PSTR("03"), 0x80); + break; + default: + E_Notify(PSTR("invalid. Value returned: "), 0x80); + print_hex(tmpbyte, 8); + halt55(); + break; + }//switch( tmpbyte... + }//check revision register + /* SPI long test */ + { + E_Notify(PSTR("\r\nSPI long test. Transfers 1MB of data. Each dot is 64K"), 0x80); + uint8_t sample_wr = 0; + uint8_t sample_rd = 0; + uint8_t gpinpol_copy = Usb.regRd(rGPINPOL); + for(uint8_t i = 0; i < 16; i++) { + for(uint16_t j = 0; j < 65535; j++) { + Usb.regWr(rGPINPOL, sample_wr); + sample_rd = Usb.regRd(rGPINPOL); + if(sample_rd != sample_wr) { + E_Notify(PSTR("\r\nTest failed. "), 0x80); + E_Notify(PSTR("Value written: "), 0x80); + print_hex(sample_wr, 8); + E_Notify(PSTR(" read: "), 0x80); + print_hex(sample_rd, 8); + halt55(); + }//if( sample_rd != sample_wr.. + sample_wr++; + }//for( uint16_t j... + E_Notify(PSTR("."), 0x80); + }//for( uint8_t i... + Usb.regWr(rGPINPOL, gpinpol_copy); + E_Notify(PSTR(" SPI long test passed"), 0x80); + }//SPI long test + /* GPIO test */ + /* in order to simplify board layout, GPIN pins on text fixture are connected to GPOUT */ + /* in reverse order, i.e, GPIN0 is connected to GPOUT7, GPIN1 to GPOUT6, etc. */ + { + uint8_t tmpbyte; + E_Notify(PSTR("\r\nGPIO test. Connect GPIN0 to GPOUT7, GPIN1 to GPOUT6, and so on"), 0x80); + for(uint8_t sample_gpio = 0; sample_gpio < 255; sample_gpio++) { + Usb.gpioWr(sample_gpio); + tmpbyte = Usb.gpioRd(); + /* bit reversing code copied vetbatim from http://graphics.stanford.edu/~seander/bithacks.html#BitReverseObvious */ + tmpbyte = ((tmpbyte * 0x0802LU & 0x22110LU) | (tmpbyte * 0x8020LU & 0x88440LU)) * 0x10101LU >> 16; + if(sample_gpio != tmpbyte) { + E_Notify(PSTR("\r\nTest failed. Value written: "), 0x80); + print_hex(sample_gpio, 8); + E_Notify(PSTR(" Value read: "), 0x80); + print_hex(tmpbyte, 8); + E_Notify(PSTR(" "), 0x80); + press_any_key(); + break; + }//if( sample_gpio != tmpbyte... + }//for( uint8_t sample_gpio... + E_Notify(PSTR("\r\nGPIO test passed."), 0x80); + }//GPIO test + /* PLL test. Stops/starts MAX3421E oscillator several times */ + { + E_Notify(PSTR("\r\nPLL test. 100 chip resets will be performed"), 0x80); + /* check current state of the oscillator */ + if(!(Usb.regRd(rUSBIRQ) & bmOSCOKIRQ)) { //wrong state - should be on + E_Notify(PSTR("\r\nCurrent oscillator state unexpected."), 0x80); + press_any_key(); + } + /* Restart oscillator */ + 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 + if(Usb.regRd(rUSBIRQ) & bmOSCOKIRQ) { //wrong state - should be off + E_Notify(PSTR("\r\nCurrent oscillator state unexpected."), 0x80); + halt55(); + } + Usb.regWr(rUSBCTL, 0x00); //release from reset + uint16_t j = 0; + for(j = 1; j < 65535; j++) { //tracking off to on time + if(Usb.regRd(rUSBIRQ) & bmOSCOKIRQ) { + E_Notify(PSTR(" Time to stabilize - "), 0x80); + Serial.print(j, DEC); + E_Notify(PSTR(" cycles\r\n"), 0x80); + break; + } + }//for( uint16_t j = 0; j < 65535; j++ + if(j == 0) { + E_Notify(PSTR("PLL failed to stabilize"), 0x80); + press_any_key(); + } + }//for( uint8_t i = 0; i < 255; i++ + + }//PLL test + /* initializing USB stack */ + if(Usb.Init() == -1) { + E_Notify(PSTR("\r\nOSCOKIRQ failed to assert"), 0x80); + halt55(); + } + 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("\r\nWaiting for device..."), 0x80); + break; + case( USB_ATTACHED_SUBSTATE_RESET_DEVICE): + E_Notify(PSTR("\r\nDevice connected. Resetting..."), 0x80); + break; + case( USB_ATTACHED_SUBSTATE_WAIT_SOF): + 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); + break; + case( USB_STATE_ADDRESSING): + 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("\r\nError reading device descriptor. Error code "), 0x80); + print_hex(rcode, 8); + } else { + /**/ + E_Notify(PSTR("\r\nDescriptor Length:\t"), 0x80); + print_hex(buf.bLength, 8); + E_Notify(PSTR("\r\nDescriptor type:\t"), 0x80); + print_hex(buf.bDescriptorType, 8); + E_Notify(PSTR("\r\nUSB version:\t\t"), 0x80); + print_hex(buf.bcdUSB, 16); + E_Notify(PSTR("\r\nDevice class:\t\t"), 0x80); + print_hex(buf.bDeviceClass, 8); + E_Notify(PSTR("\r\nDevice Subclass:\t"), 0x80); + print_hex(buf.bDeviceSubClass, 8); + E_Notify(PSTR("\r\nDevice Protocol:\t"), 0x80); + print_hex(buf.bDeviceProtocol, 8); + E_Notify(PSTR("\r\nMax.packet size:\t"), 0x80); + print_hex(buf.bMaxPacketSize0, 8); + E_Notify(PSTR("\r\nVendor ID:\t\t"), 0x80); + print_hex(buf.idVendor, 16); + E_Notify(PSTR("\r\nProduct ID:\t\t"), 0x80); + print_hex(buf.idProduct, 16); + E_Notify(PSTR("\r\nRevision ID:\t\t"), 0x80); + print_hex(buf.bcdDevice, 16); + E_Notify(PSTR("\r\nMfg.string index:\t"), 0x80); + print_hex(buf.iManufacturer, 8); + E_Notify(PSTR("\r\nProd.string index:\t"), 0x80); + print_hex(buf.iProduct, 8); + E_Notify(PSTR("\r\nSerial number index:\t"), 0x80); + print_hex(buf.iSerialNumber, 8); + E_Notify(PSTR("\r\nNumber of conf.:\t"), 0x80); + print_hex(buf.bNumConfigurations, 8); + /**/ + E_Notify(PSTR("\r\n\nAll tests passed. Press RESET to restart test"), 0x80); + while(1); + } + break; + case( USB_STATE_ERROR): + 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 */ +void halt55() { + + E_Notify(PSTR("\r\nUnrecoverable error - test halted!!"), 0x80); + E_Notify(PSTR("\r\n0x55 pattern is transmitted via SPI"), 0x80); + E_Notify(PSTR("\r\nPress RESET to restart test"), 0x80); + + while(1) { + Usb.regWr(0x55, 0x55); + } +} + +/* prints hex numbers with leading zeroes */ +void print_hex(int v, int num_places) { + int mask = 0, n, num_nibbles, digit; + + for(n = 1; n <= num_places; n++) { + mask = (mask << 1) | 0x0001; + } + v = v & mask; // truncate v to specified number of places + + num_nibbles = num_places / 4; + if((num_places % 4) != 0) { + ++num_nibbles; + } + do { + digit = ((v >> (num_nibbles - 1) * 4)) & 0x0f; + Serial.print(digit, HEX); + } while(--num_nibbles); +} + +/* prints "Press any key" and returns when key is pressed */ +void press_any_key() { + E_Notify(PSTR("\r\nPress any key to continue..."), 0x80); + while(Serial.available() <= 0); //wait for input + Serial.read(); //empty input buffer + return; +} |