nebukadneza
/
thermocouple
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge branch 'master' of gitorious.ghostdub.de:avr/thermocouple

Browse Source
master
Paul Goeser 15 years ago
parent 1bf5c0c29e 086e108052
commit a4cfcc0237
5 changed files with 46 additions and 25 deletions
Show Stats Download Patch File Download Diff File

34
cmdline/read-temp.c
Unescape View File

@ -67,24 +67,24 @@ int cnt, vid, pid;
int rxValue, rxIndex;
int value = 0, index = 0;
int i=0;
cnt = usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN, 1, value, index, buffer, sizeof(buffer), 5000);
if(cnt < 0){
fprintf(stderr, "\nUSB error in iteration %d: %s\n", i, usb_strerror());
}
rxValue = ((int)buffer[1] & 0xff) | (((int)buffer[0] & 0xff) << 8);
rxIndex = ((int)buffer[3] & 0xff) | (((int)buffer[2] & 0xff) << 8);
fprintf(stderr, "%3d.%02d*C ", rxValue/100, rxValue%100);
fprintf(stderr, "%3d.%02d*C \n", rxIndex/100, rxIndex%100);
/* int i=0; */
/* cnt = usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN, 1, value, index, buffer, sizeof(buffer), 5000); */
/* if(cnt < 0){ */
/* fprintf(stderr, "\nUSB error in iteration %d: %s\n", i, usb_strerror()); */
/* } */
/* rxValue = ((int)buffer[1] & 0xff) | (((int)buffer[0] & 0xff) << 8); */
/* rxIndex = ((int)buffer[3] & 0xff) | (((int)buffer[2] & 0xff) << 8); */
/* fprintf(stderr, "%3d.%02d*C ", rxValue/100, rxValue%100); */
/* fprintf(stderr, "%3d.%02d*C \n", rxIndex/100, rxIndex%100); */
cnt = usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN, 2, value, index, buffer, sizeof(buffer), 5000);
if(cnt < 0){
fprintf(stderr, "\nUSB error in iteration %d: %s\n", i, usb_strerror());
}
rxValue = ((int)buffer[1] & 0xff) | (((int)buffer[0] & 0xff) << 8);
rxIndex = ((int)buffer[3] & 0xff) | (((int)buffer[2] & 0xff) << 8);
fprintf(stderr, "%3d.%02d*C ", rxValue/100, rxValue%100);
fprintf(stderr, "%3d.%02d*C \n", rxIndex/100, rxIndex%100);
/* cnt = usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN, 2, value, index, buffer, sizeof(buffer), 5000); */
/* if(cnt < 0){ */
/* fprintf(stderr, "\nUSB error in iteration %d: %s\n", i, usb_strerror()); */
/* } */
/* rxValue = ((int)buffer[1] & 0xff) | (((int)buffer[0] & 0xff) << 8); */
/* rxIndex = ((int)buffer[3] & 0xff) | (((int)buffer[2] & 0xff) << 8); */
/* fprintf(stderr, "%3d.%02d*C ", rxValue/100, rxValue%100); */
/* fprintf(stderr, "%3d.%02d*C \n", rxIndex/100, rxIndex%100); */
usb_close(handle);

4
documentation/SPI-Proto
Unescape View File

@ -6,7 +6,7 @@
Where following values are Valid:
|--------------------------------------------------------------------------------------------------------------------------|
| Binary Hex Name Address ValueL ValueH Reply Description|
| Decimal Hex Name Address ValueL ValueH Reply Description|
|--------------------------------------------------------------------------------------------------------------------------|
| 0000001 0x01 Read-Temp Number of zeroes/Rand zeroes/Rand A 16Bit Value Reads the |
| Thermometer Representing Temperature|
@ -24,7 +24,7 @@ Where following values are Valid:
| 0000005 0x05 Write-Var16 Number of the Value of Var Value of Var zeroes/Rand Writes 16 |
| var-DEFINE to write (HIGH) to write (LOW) Bit Var |
|--------------------------------------------------------------------------------------------------------------------------|
| 0000006 0x07 Call-Func Number of the zeroes/Rand zeroes/Rand zeroes/Rand Calls a |
| 0000006 0x06 Call-Func Number of the zeroes/Rand zeroes/Rand zeroes/Rand Calls a |
| func-DEFINE remote |
function |
|--------------------------------------------------------------------------------------------------------------------------|

24
firmware/masterchip/usb.c
Unescape View File

@ -4,22 +4,38 @@ usbMsgLen_t usbFunctionSetup(uchar data[8]) {
usbRequest_t *rq = (void *)data;
static uchar dataBuffer[4];
if(rq->bRequest == 1){
if(rq->bRequest == 1) {
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;
}
if(rq->bRequest == 2){
} else if(rq->bRequest == 2) {
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 & 0xff00)>>8;
uint8_t addr = (rq->wValue & 0xff00)>>8;
uint8_t valH = rq->wIndex & 0x00ff;
uint8_t valL = (rq->wIndex & 0xff00)>>8;
uint8_t send[] = {opcode, addr, valH, valL};
uint8_t recv[2];
spi_mst_write(4, data);
spi_mst_read(2, data)
dataBuffer[0] = recv[0];
dataBuffer[1] = recv[1];
dataBuffer[2] = 0x0000;
dataBuffer[3] = 0x0000;
usbMsgPtr = dataBuffer;
return 4;
}
return 0;

7
firmware/shared/spi.h
Unescape View File

@ -22,7 +22,12 @@
#define SPI_SSIN SPI_INPORT(SPI_SS_PORT)
#define SPI_SSDDR SPI_DDRPORT(SPI_SS_PORT)
uint8_t spi_write(uint8_t *data, uint8_t len);
void spi_init();
void spi_mst_start_packet();
void spi_mst_end_packet();
void spi_mst_write(uint8_t len, uint8_t *data);
void spi_mst_read(uint8_t len, uint8_t *data);
void spi_sla_handle_packet();
#endif

2
firmware/slavechip/Makefile
Unescape View File

@ -24,7 +24,7 @@ flash: all
avrdude -c usbasp -p m88 -U flash:w:firmware.hex
fuses:
avrdude -c usbasp -p m88 -U lfuse:w:0xdf:m -U hfuse:w:0xde:m # external oscillator
avrdude -c usbasp -p m88 -U lfuse:w:0xe2:m -U hfuse:w:0xdf:m -U efuse:w:0xf9:m
## what are the source dependencies

Write Preview
Loading…
Cancel
Save