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#include <stdint.h>
#include "usbdrv/usbdrv.h"
#include "main.h"
#include "spi_proto.h"
#include "usb.h"
usbMsgLen_t usbFunctionSetup(uchar data[8]) {
usbRequest_t *rq = (void *)data;
static uchar dataBuffer[5];
uint16_t recv;
if(rq->bRequest == 100) {
dataBuffer[0] = (thermoData [0] & 0xff00)>>8;
dataBuffer[1] = thermoData [0] & 0x00ff;
dataBuffer[2] = (thermoData [1] & 0xff00)>>8;
dataBuffer[3] = thermoData [1] & 0x00ff;
usbMsgPtr = dataBuffer;
return 4;
} else if(rq->bRequest == 101) {
dataBuffer[0] = (thermoData [2] & 0xff00)>>8;
dataBuffer[1] = thermoData [2] & 0x00ff;
dataBuffer[2] = (thermoData [3] & 0xff00)>>8;
dataBuffer[3] = thermoData [3] & 0x00ff;
usbMsgPtr = dataBuffer;
return 4;
} else {
uint8_t opcode = rq->bRequest;
uint8_t addr = rq->wValue.bytes[0];
uint8_t valH = rq->wIndex.bytes[0];
uint8_t valL = rq->wIndex.bytes[1];
uint16_t send = (valH << 8) | valL;
recv = spi_master_transceive(opcode, addr, send);
dataBuffer[0] = (recv & 0xff00) >> 8;
dataBuffer[1] = (recv & 0xff);
usbMsgPtr = dataBuffer;
return 2;
}
return 0;
}