From 5fc8250f7f76db055d4592b1ca3d691dccda6398 Mon Sep 17 00:00:00 2001 From: "henryk@ploetzli.ch" Date: Fri, 9 Oct 2009 15:57:07 +0000 Subject: [PATCH] Add command to manually set ADC mux source --- armsrc/appmain.c | 8 ++++++++ include/usb_cmd.h | 2 ++ winsrc/command.cpp | 17 +++++++++++++++++ 3 files changed, 27 insertions(+) diff --git a/armsrc/appmain.c b/armsrc/appmain.c index e2bf4033..5313202a 100644 --- a/armsrc/appmain.c +++ b/armsrc/appmain.c @@ -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; diff --git a/include/usb_cmd.h b/include/usb_cmd.h index 54c6f32b..437629fd 100644 --- a/include/usb_cmd.h +++ b/include/usb_cmd.h @@ -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 diff --git a/winsrc/command.cpp b/winsrc/command.cpp index 061ea456..da0f2388 100644 --- a/winsrc/command.cpp +++ b/winsrc/command.cpp @@ -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, " -- Save trace (from graph window)"}, {"scale", CmdScale, 1, " -- Set cursor display scale"}, {"setlfdivisor", CmdSetDivisor, 0, "<19 - 255> -- Drive LF antenna at 12Mhz/(divisor+1)"}, + {"setmux", CmdSetMux, 0, " -- Set the ADC mux to a specific value"}, {"sri512read", CmdSri512read, 0, " -- 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"}, -- 2.39.2