From a1a6c7034362d5c4935b729a12aa2a90f22827e7 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@mur.at>
Date: Wed, 6 Mar 2013 04:08:12 +0000
Subject: rda1846dongle: fixed dtmf freq2val converters                some
 more debug commands

git-svn-id: https://svn.spreadspace.org/mur.sat@696 7de4ea59-55d0-425e-a1af-a3118ea81d4c
---
 software/rda1846dongle/rda1846.h         |  2 +-
 software/rda1846dongle/rda1846_defines.h |  8 ++++--
 software/rda1846dongle/rda1846dongle.c   | 48 ++++++++++++++++++++++++++++----
 3 files changed, 48 insertions(+), 10 deletions(-)

(limited to 'software')

diff --git a/software/rda1846dongle/rda1846.h b/software/rda1846dongle/rda1846.h
index 6cf4f38..e755bee 100644
--- a/software/rda1846dongle/rda1846.h
+++ b/software/rda1846dongle/rda1846.h
@@ -39,7 +39,7 @@ void rda1846_soft_reset(void);
 int16_t rda1846_get_rssi(void);
 int16_t rda1846_get_vssi(void);
 uint16_t rda1846_get_flags(void);
-uint8_t rda1846_get_dtmf(uint8_t* , uint8_t* , uint8_t* );
+uint8_t rda1846_get_dtmf(uint8_t*, uint8_t*, uint8_t*);
 
 int32_t rda1846_get_freq_kHz(void);
 uint8_t rda1846_set_freq_kHz(int32_t freq);
diff --git a/software/rda1846dongle/rda1846_defines.h b/software/rda1846dongle/rda1846_defines.h
index 242df4e..ab4b496 100644
--- a/software/rda1846dongle/rda1846_defines.h
+++ b/software/rda1846dongle/rda1846_defines.h
@@ -182,10 +182,12 @@
 #define RDA1846_DTMF_EN       0x0100
 
 // DTMF tone freq
-#define dtmf_tone_freq_hz(value) (value/4.096)
-#define dtmf_tone_freq_value(hz) (hz*4.096)
+#include <math.h>
 
-// DTMF frequencies @ 12.288 MHz - these are defaults...
+#define dtmf_tone_freq_hz(value) (uint16_t)round(value/4.096)
+#define dtmf_tone_freq_value(hz) (uint16_t)round(hz*4.096)
+
+// DTMF frequencies @ 12.288 MHz - these are the defaults...
 #define RDA1846_DTMF_C0      0x61   //   697 Hz
 #define RDA1846_DTMF_C1      0x5B   //   770 Hz
 #define RDA1846_DTMF_C2      0x53   //   852 Hz
diff --git a/software/rda1846dongle/rda1846dongle.c b/software/rda1846dongle/rda1846dongle.c
index 8a011b7..9e0c1b6 100644
--- a/software/rda1846dongle/rda1846dongle.c
+++ b/software/rda1846dongle/rda1846dongle.c
@@ -40,6 +40,7 @@
 #include "usbio.h"
 
 #include "rda1846.h"
+#include "rda1846_defines.h"
 
 #define DEFAULT_FREQ 145900
 int32_t current_freq_kHz = DEFAULT_FREQ;
@@ -48,9 +49,9 @@ static int32_t print_actual_freq(void)
 {
   int32_t f = rda1846_get_freq_kHz();
   if(f < 0)
-    printf("actual frequency: NaN MHz");
+    printf("actual frequency: NaN MHz\r\n");
   else
-    printf("actual frequency: %d.%03d MHz", (uint16_t)(f / 1000), (uint16_t)(f % 1000));
+    printf("actual frequency: %d.%03d MHz\r\n", (uint16_t)(f / 1000), (uint16_t)(f % 1000));
   return f;
 }
 
@@ -68,17 +69,52 @@ static void update_current_freq(void)
     current_freq_kHz = DEFAULT_FREQ;
 }
 
+static void print_status(void)
+{
+  int16_t rssi = rda1846_get_rssi();
+  if(rssi < 0)
+    printf("rssi: NaN dB\r\n");
+  else
+    printf("rssi: %d.%03d dB\r\n", (uint16_t)(rssi / 8), (uint16_t)((rssi % 8)*125));
+
+  int16_t vssi = rda1846_get_vssi();
+  if(vssi < 0)
+    printf("vssi: NaN mV\r\n");
+  else
+    printf("vssi: %d mV\r\n", vssi);
+
+  uint16_t flags = rda1846_get_flags();
+  if(vssi < 0)
+    printf("flags: ERROR\r\n");
+  else
+    printf("flags: %04X\r\n", flags);
+
+  print_actual_freq();
+}
+
+static void print_dtmf(void)
+{
+  uint8_t idx1, idx2, code;
+  if(rda1846_get_dtmf(&idx1, &idx2, &code))
+    printf("DTMF: ERROR\r\n");
+  else
+    printf("DTMF: tone1=%d, tone2=%d, code=0x%02X\r\n", idx1, idx2, code);
+}
+
+
 static void handle_cmd(uint8_t cmd)
 {
   switch(cmd) {
-  case '0': led_off(); printf("ok\r\n"); break;
-  case '1': led_on(); printf("ok\r\n"); break;
-  case 't': led_toggle(); printf("ok\r\n"); break;
+  case '0': led_off(); printf("led OFF\r\n"); break;
+  case '1': led_on(); printf("led ON\r\n"); break;
+  case 't': led_toggle(); printf("led TOGGLE\r\n"); break;
   case '!': reset2bootloader(); break;
   case 'f': print_actual_freq(); break;
+  case 's': print_status(); break;
+  case 'd': print_dtmf(); break;
   case '+': current_freq_kHz+=500; update_current_freq(); break;
   case '-': current_freq_kHz-=500; update_current_freq(); break;
-  default: printf("ERROR: unknown command\r\n"); return;
+  default: printf("\r\n"); return;
   }
 }
 
-- 
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