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Add command to manually set ADC mux source

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henryk@ploetzli.ch 2009-10-09 15:57:07 +00:00
parent 6949aca9fa
commit 5fc8250f7f
3 changed files with 27 additions and 0 deletions
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8
armsrc/appmain.c
View file

@ -646,6 +646,14 @@ void UsbPacketReceived(BYTE *packet, int len)
case CMD_SET_LF_DIVISOR:
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, c->ext1);
break;
case CMD_SET_ADC_MUX:
switch(c->ext1) {
case 0: SetAdcMuxFor(GPIO_MUXSEL_LOPKD); break;
case 1: SetAdcMuxFor(GPIO_MUXSEL_LORAW); break;
case 2: SetAdcMuxFor(GPIO_MUXSEL_HIPKD); break;
case 3: SetAdcMuxFor(GPIO_MUXSEL_HIRAW); break;
}
break;
case CMD_VERSION:
SendVersion();
break;

2
include/usb_cmd.h
View file

@ -52,6 +52,8 @@ typedef struct {
#define CMD_HID_SIM_TAG 0x020C
#define CMD_SET_LF_DIVISOR 0x020D
#define CMD_LF_SIMULATE_BIDIR 0x020E
#define CMD_SET_ADC_MUX 0x020F
/* CMD_SET_ADC_MUX: ext1 is 0 for lopkd, 1 for loraw, 2 for hipkd, 3 for hiraw */
// For the 13.56 MHz tags
#define CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693 0x0300

17
winsrc/command.cpp
View file

@ -2830,6 +2830,22 @@ static void CmdSetDivisor(char *str)
}
}
static void CmdSetMux(char *str)
{
UsbCommand c;
c.cmd = CMD_SET_ADC_MUX;
if(strncasecmp(str, "lopkd", 5) == 0) {
c.ext1 = 0;
} else if(strncasecmp(str, "loraw", 5) == 0) {
c.ext1 = 1;
} else if(strncasecmp(str, "hipkd", 5) == 0) {
c.ext1 = 2;
} else if(strncasecmp(str, "hiraw", 5) == 0) {
c.ext1 = 3;
}
SendCommand(&c, FALSE);
}
typedef void HandlerFunction(char *cmdline);
/* in alphabetic order */
@ -2901,6 +2917,7 @@ static struct {
{"save", CmdSave, 1, "<filename> -- Save trace (from graph window)"},
{"scale", CmdScale, 1, "<int> -- Set cursor display scale"},
{"setlfdivisor", CmdSetDivisor, 0, "<19 - 255> -- Drive LF antenna at 12Mhz/(divisor+1)"},
{"setmux", CmdSetMux, 0, "<loraw|hiraw|lopkd|hipkd> -- Set the ADC mux to a specific value"},
{"sri512read", CmdSri512read, 0, "<int> -- Read contents of a SRI512 tag"},
{"tidemod", CmdTIDemod, 1, "Demodulate raw bits for TI-type LF tag"},
{"tiread", CmdTIRead, 0, "Read and decode a TI 134 kHz tag"},