1 files changed, 60 insertions, 19 deletions
diff --git a/software/rda1846dongle/rda1846.c b/software/rda1846dongle/rda1846.c
index 6c14aae..46b29cc 100644
--- a/software/rda1846dongle/rda1846.c
+++ b/software/rda1846dongle/rda1846.c
@@ -25,25 +25,7 @@
 #include <stdio.h>
 
 #include "rda1846.h"
-
-#define RDA1846_CHIP_ADDR    0xE2
-#define RDA1846_ADDR_W       (0<<7)
-#define RDA1846_ADDR_R       (1<<7)
-#define RDA1846_ADDR_LIMIT   0x7F
-                             
-#define RDA1846_RF_BAND_2M   0x00C0
-#define RDA1846_BAND_LOW     134000
-#define RDA1846_BAND_HIGH    174000
-#define RDA1846_XTAL_FREQ    12288
-#define RDA1846_ADCLK_FREQ   6144
-#define RDA1846_CLK_MODE     (1<<0)
-                             
-#define RDA1846_REG_CLK_MODE 0x04
-#define RDA1846_REG_RF_BAND  0x0F
-#define RDA1846_REG_FREQH    0x29
-#define RDA1846_REG_FREQL    0x2A
-#define RDA1846_REG_XTAL     0x2B
-#define RDA1846_REG_ADCLK    0x2C
+#include "rda1846_defines.h"
 
 static uint8_t rda1846_write_register_raw(const uint8_t addr, const uint16_t data)
 {
@@ -135,6 +117,65 @@ void rda1846_init(void)
   rda1846_write_register(RDA1846_REG_XTAL, RDA1846_XTAL_FREQ);
   rda1846_write_register(RDA1846_REG_ADCLK, RDA1846_ADCLK_FREQ);
   rda1846_write_register(RDA1846_REG_CLK_MODE, RDA1846_CLK_MODE);
+
+  rda1846_write_register(RDA1846_REG_CTL, RDA1846_CTL_CH_12K5 | RDA1846_CTL_RX_M_TX_M | RDA1846_CTL_RX);
+  rda1846_write_register(RDA1846_REG_INT, RDA1846_INT_DTMF_IDLE);
+
+      // use this if VOX, SQ, TXON_RF, RXON_RF are meant as outputs
+  rda1846_write_register(RDA1846_REG_GPIO, RDA1846_GPIO_7_VOX | RDA1846_GPIO_6_SQ |
+                                           RDA1846_GPIO_5_TXON_RF | RDA1846_GPIO_4_RXON_RF |
+                                           RDA1846_GPIO_2_INT);
+      // use this if VOX, SQ, TXON_RF, RXON_RF are meant as inputs
+//  rda1846_write_register(RDA1846_REG_GPIO, RDA1846_GPIO_2_INT);
+
+  rda1846_write_register(RDA1846_REG_TX_VOICE, RDA1846_TX_VOICE_NONE);
+  rda1846_write_register(RDA1846_REG_DTMF_CTL, RDA1846_DTMF_DUAL | RDA1846_DTMF_EN);
+}
+
+void rda1846_soft_reset(void)
+{
+  rda1846_write_register(RDA1846_REG_CTL, RDA1846_CTL_SOFT_RST);
+}
+
+
+int16_t rda1846_get_rssi(void)
+{
+  uint16_t data;
+  if(rda1846_read_register(RDA1846_REG_RSSI, &data))
+    return -1;
+
+  return (int16_t)data;
+}
+
+int16_t rda1846_get_vssi(void)
+{
+  uint16_t data;
+  if(rda1846_read_register(RDA1846_REG_VSSI, &data))
+    return -1;
+
+  return (int16_t)data;
+}
+
+uint16_t rda1846_get_flags(void)
+{
+  uint16_t data;
+  if(rda1846_read_register(RDA1846_REG_VSSI, &data))
+    return 0xFFFF;
+
+  return data;
+}
+
+uint8_t rda1846_get_dtmf(uint8_t* idx1, uint8_t* idx2, uint8_t* code)
+{
+  uint16_t data;
+  if(rda1846_read_register(RDA1846_REG_DTMF_OUT, &data))
+    return 1;
+
+  if(idx1) *idx1 = (uint8_t)((data & 0x0380)>>7);
+  if(idx2) *idx2 = (uint8_t)((data & 0x0070)>>4);
+  if(code) *code = (uint8_t)(data & 0x000F);
+
+  return 0;
 }
 
 int32_t rda1846_get_freq_kHz(void)