Revision 1:d42ef49f54df, committed 2019-11-11

Comitter:

bwang

Date:

Mon Nov 11 03:38:40 2019 +0000

Parent:

0:5d2320fc9350

Commit message:

added command line

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CommandProcessor/CommandProcessor.cpp	Mon Nov 11 03:38:40 2019 +0000
@@ -0,0 +1,28 @@
+#include "mbed.h"
+#include "CommandProcessor.h"
+
+void processCmd(Serial *pc, char *buf) {
+    char *tokens[10];
+    int len = tokenize(buf, tokens, 10);
+    
+    switch (len) {
+    case 1:
+        if (strcmp(tokens[0], "ls") == 0) cmd_ls(pc);
+        else if (strcmp(tokens[0], "defaults") == 0) cmd_defaults(pc);
+        else if (strcmp(tokens[0], "clear") == 0) cmd_clear(pc);
+        else pc->printf("%s\n", "Bad command");
+        break;
+    case 2:
+        if (strcmp(tokens[0], "ls") == 0) cmd_ls2(pc, tokens[1]);
+        else if (strcmp(tokens[0], "get") == 0) cmd_ls2(pc, tokens[1]);
+        else pc->printf("%s\n", "Bad command");
+        break;
+    case 3:
+        if (strcmp(tokens[0], "set") == 0) cmd_set(pc, tokens[1], tokens[2]);
+        else pc->printf("%s\n", "Bad command");
+        break;
+    default:
+        pc->printf("%s\n", "Bad command");
+        break;
+    }
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CommandProcessor/CommandProcessor.h	Mon Nov 11 03:38:40 2019 +0000
@@ -0,0 +1,22 @@
+#ifndef __COMMAND_PROCESSOR_H
+#define __COMMAND_PROCESSOR_H
+
+#include "mbed.h"
+
+void processCmd(Serial *pc, char *buf);
+
+/*---variable loading, setting, and flashing---*/
+void cmd_ls(Serial *pc);
+void cmd_ls2(Serial *pc, char *buf);
+void cmd_set(Serial *pc, char *buf, char *val);
+void cmd_defaults(Serial *pc);
+
+/*---system commands---*/
+void cmd_clear(Serial *pc);
+
+/*---internal functions---*/
+int tokenize(char *buf, char **out, int max);
+float *checkf(char *s);
+int *checkn(char *s);
+
+#endif
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CommandProcessor/cmd_helpers.cpp	Mon Nov 11 03:38:40 2019 +0000
@@ -0,0 +1,31 @@
+#include "mbed.h"
+
+#include "CommandProcessor.h"
+#include "prefs.h"
+
+int tokenize(char *buf, char **out, int max) {
+    char* tok;
+    int k = 0;
+    
+    tok = strtok(buf, " ");
+    
+    while(tok != NULL && k < max) {
+        out[k] = tok;
+        k++;
+        tok = strtok(NULL, " ");
+    }
+    return k;
+}
+
+#define __check(x) if(strcmp(s, #x) == 0) return &_##x
+#define __check2(x) if (strcmp(s, #x) == 0) return &x
+
+float* checkf(char *s) {
+    return NULL;
+}
+
+int* checkn(char *s) {
+    __check(PULSE_WIDTH);
+    __check(PULSE_FREQ);
+    return NULL;
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CommandProcessor/cmd_set_get.cpp	Mon Nov 11 03:38:40 2019 +0000
@@ -0,0 +1,42 @@
+#include "mbed.h"
+#include "CommandProcessor.h"
+
+#include "defaults.h"
+#include "prefs.h"
+#include "globals.h"
+
+void cmd_ls(Serial *pc) {
+    DPRINT(PULSE_WIDTH);
+    DPRINT(PULSE_FREQ);
+}
+
+#define ls_specialf(a) if (strcmp(buf, #a) == 0) {pc->printf("%s: %f\n", #a, a); return;}
+#define ls_speciald(a) if (strcmp(buf, #a) == 0) {pc->printf("%s: %d\n", #a, a); return;}
+void cmd_ls2(Serial *pc, char *buf) {    
+    float *fptr = checkf(buf);
+    if (fptr != NULL) pc->printf("%s: %f\n", buf, *fptr);
+    int *nptr = NULL;
+    if (fptr == NULL) nptr = checkn(buf);
+    if (nptr != NULL) pc->printf("%s: %d\n", buf, *nptr);
+    if (nptr == NULL && fptr == NULL) pc->printf("%s\n", "No Such Parameter");
+}
+
+void cmd_defaults(Serial *pc) {
+    DEFAULT(PULSE_WIDTH);
+    DEFAULT(PULSE_FREQ);
+    pc->printf("Defaults Loaded\n");
+}
+
+void cmd_set(Serial *pc, char *buf, char *val) {
+    float *fptr = checkf(buf);
+    if (fptr != NULL) *fptr = (float) (atof(val));
+    int *nptr = NULL;
+    if (fptr == NULL) nptr = checkn(buf);
+    if (nptr != NULL) *nptr = (int) (atoi(val));
+    if (nptr != NULL || fptr != NULL) cmd_ls2(pc, buf);
+    if (nptr == NULL && fptr == NULL) pc->printf("%s\n", "No Such Parameter");
+    
+    if (strcmp(buf, "PULSE_FREQ") == 0) {
+        out.period_us(1000 / _PULSE_FREQ);
+    }
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CommandProcessor/cmd_sys.cpp	Mon Nov 11 03:38:40 2019 +0000
@@ -0,0 +1,6 @@
+#include "mbed.h"
+#include "CommandProcessor.h"
+
+void cmd_clear(Serial *pc) {
+    pc->printf("\e[1;1H\e[2J");
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/defaults.h	Mon Nov 11 03:38:40 2019 +0000
@@ -0,0 +1,8 @@
+#ifndef __DEFAULTS_H
+#define __DEFAULTS_H
+
+/*---pulsewidth/frequency---*/
+#define PULSE_WIDTH 2
+#define PULSE_FREQ 100
+
+#endif
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/globals.h	Mon Nov 11 03:38:40 2019 +0000
@@ -0,0 +1,6 @@
+#ifndef __GLOBALS_H
+#define __GLOBALS_H
+
+extern PwmOut out;
+
+#endif
\ No newline at end of file

--- a/main.cpp	Mon Nov 11 02:53:52 2019 +0000
+++ b/main.cpp	Mon Nov 11 03:38:40 2019 +0000
@@ -1,4 +1,9 @@
 #include "mbed.h"
+#include "CommandProcessor.h"
+#include "prefs.h"
+
+float __float_reg[64];
+int __int_reg[64];
 
 DigitalOut led(LED1);
 InterruptIn in(PA_10);
@@ -6,8 +11,38 @@
 
 Serial pc(USBTX, USBRX);
 
+char linebuf[128];
+int index = 0;
+void rxCallback() {
+    while (pc.readable()) {
+        char c = pc.getc();
+        if (c != 127 && c != 8 && c != '\r' && c != '\t') {
+            linebuf[index] = c;
+            if (index < 127) index++;
+            if (c < 128) pc.putc(c);
+        } else if (c == 127 || c == 8) {
+            if (index > 0) {
+                index--;
+                //BS (8) should delete previous char
+                pc.putc(127);
+            }
+        } else if (c == '\r') {
+            linebuf[index] = 0;
+            if (index > 0) {
+                pc.putc(c);
+                processCmd(&pc, linebuf);
+                pc.putc('>');
+            } else {
+                pc.putc(c);
+                pc.putc('>');
+            }
+            index = 0;
+        }
+    }
+}
+
 void turn_on() {
-    out.pulsewidth_us(2);
+    out.pulsewidth_us(_PULSE_WIDTH);
     led = 1;
 }
 
@@ -17,9 +52,15 @@
 }
 
 int main() {
+    pc.baud(115200);
+    pc.attach(rxCallback);
     pc.printf("PYROFLEX\n");
+    cmd_clear(&pc);
+    cmd_defaults(&pc);
+    pc.printf(">");
+    
     out.period_us(10);
-    out.pulsewidth_us(2);
+    out.pulsewidth_us(_PULSE_WIDTH);
     
     in.rise(turn_on);
     in.fall(turn_off);

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/prefs.h	Mon Nov 11 03:38:40 2019 +0000
@@ -0,0 +1,21 @@
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#include "mbed.h"
+
+/*---pulsewidth/frequency---*/
+#define _PULSE_WIDTH __int_reg[0]
+#define _PULSE_FREQ __int_reg[1]
+
+/*internal variables and macros*/
+
+extern float __float_reg[];
+extern int __int_reg[];
+
+#define DEFAULT(a) _##a = a
+#define FPRINT(a) pc->printf("%s: %f\n", #a, _##a)
+#define DPRINT(a) pc->printf("%s: %d\n", #a, _##a)
+#define FPRINT2(a) pc->printf("%s: %f\n", #a, a);
+#define DPRINT2(a) pc->printf("%s: %d\n", #a, a)
+
+#endif
\ No newline at end of file