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USB to I2C voa command line interface.
Dependencies: CommandProcessor mbed
Revision 0:a39767890be8, committed 2016-11-22
- Comitter:
- ericebert
- Date:
- Tue Nov 22 13:03:47 2016 +0000
- Commit message:
- USB2I2C erlaub es per Kommando-Interpreter Befehle an den I2C zu senden.
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/CommandProcessor.lib Tue Nov 22 13:03:47 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/WiredHome/code/CommandProcessor/#abba63b079fb
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Tue Nov 22 13:03:47 2016 +0000 @@ -0,0 +1,153 @@ + +#ifdef WIN32 +#include "stdio.h" +#include "conio.h" +#include "string.h" +#include "assert.h" +#else +#include "mbed.h" +#endif + +extern "C" { +#include "CommandProcessor.h" +} + +#ifdef WIN32 +#else +I2C i2c(PTE0, PTE1); +const int addr = 0x30; +DigitalOut red(LED1); +DigitalOut green(LED2); +DigitalOut blue(LED3); +Ticker flipper; +char cmd[2]; +#endif + + void flip() { + blue = !blue; +} + +RUNRESULT_T Send(char *p); +const CMD_T SendCmd = { + "send", + "Send bytes to I2C", + Send, + visible +}; + +RUNRESULT_T Read(char *p); +const CMD_T ReadCmd = { + "read", + "Read bytes from I2C", + Read, + visible +}; + +RUNRESULT_T Who(char *p); +const CMD_T WhoCmd = { + "who", + "Shows who is logged on, or 'who id' for specifics", + Who, + visible +}; + +RUNRESULT_T SignOnBanner(char *p); +const CMD_T SignOnBannerCmd = { + "About", + "About this program", + SignOnBanner, + invisible +}; + +RUNRESULT_T SignOnBanner(char *p) +{ + puts("\r\nThis program was built " __DATE__ " " __TIME__ ".\r\n"); + return runok; +} + +RUNRESULT_T Who(char *p) { + printf("\r\nwho...\r\n"); + if (*p) + printf(" Sorry, no help for [%s]\r\n", p); + return runok; +} + +RUNRESULT_T Send(char *p) { + printf("\r\nSending bytes...\r\n"); + if (*p) + { + red = 0; + printf("[%s]\r\n", p); + cmd[0] = p[0]; + cmd[1] = p[1]; + i2c.write(addr, cmd, 2); + red = 1; + } + + return runok; +} +RUNRESULT_T Read(char *p) { + printf("\r\nRead...\r\n"); + if (*p) + { + green=0; + Send(p); + i2c.read(addr, cmd, 2); + float tmp = (float((cmd[0]<<8)|cmd[1]) / 256.0); + printf("Temp = %.2f\n", tmp); + green=1; + } + return runok; +} +// Provide the serial interface methods for the command processor +#ifdef WIN32 +int mReadable() { return _kbhit(); } +int mGetCh() { return _getch(); } +int mPutCh(int a) { return _putch(a); } +int mPutS(const char * s) { return printf("%s\r\n", s); } +#else +Serial pc(USBTX, USBRX); +int mReadable() { return pc.readable(); } +int mGetCh() { return pc.getc(); } +int mPutCh(int a) { return pc.putc(a); } +int mPutS(const char * s) { return pc.printf("%s\r\n", s); } +#endif + +int main(int argc, char* argv[]) +{ + CMDP_T * cp = GetCommandProcessor(); +#ifdef WIN32 + // nothing special for Win32 +#else + pc.baud(921600); +#endif + cp->Init( + &SignOnBannerCmd, + CFG_ENABLE_TERMINATE | CFG_ENABLE_SYSTEM + | CFG_ECHO_ON | CFG_CASE_INSENSITIVE, // options + 50, // Command Buffer length + 5, // History depth # of commands + mReadable, // User provided API (kbhit()) + mGetCh, // User provided API + mPutCh, // User provided API + mPutS); // User provided API + + // Start adding custom commands now + cp->Add(&WhoCmd); + cp->Add(&SendCmd); + cp->Add(&ReadCmd); + + //alive signal + red = 1; + green=1; + blue=1; + flipper.attach(&flip, 0.5); + + // Should never "wait" in here + while (cp->Run() == runok) // run this timeslice + { + + } + cp->End(); // cleanup + return 0; +} \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Nov 22 13:03:47 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/0ab6a29f35bf \ No newline at end of file