hhd70: added rssi and RX TX commands

3 files changed, 29 insertions, 0 deletions

diff --git a/software/avr.lib/cc1101.c b/software/avr.lib/cc1101.c
index 3436782..1c00e83 100644
--- a/software/avr.lib/cc1101.c
+++ b/software/avr.lib/cc1101.c
@@ -138,6 +138,16 @@ void cc1101_fasttxon(void)
   cc1101_spi_strobe_command(CC1101_CMD_SFSTXON);
 }
 
+void cc1101_rx(void)
+{
+  cc1101_spi_strobe_command(CC1101_CMD_SRX);
+}
+
+void cc1101_tx(void)
+{
+  cc1101_spi_strobe_command(CC1101_CMD_STX);
+}
+
 char* cc1101_state_to_string(cc1101_state_t state)
 {
   switch(state) {
@@ -217,6 +227,11 @@ uint32_t cc1101_get_freq_hz(void)
   return (uint32_t)((float)freq * drv.freq_corr);
 }
 
+int8_t cc1101_get_rssi(void)
+{
+  return (int8_t)cc1101_spi_read_register(CC1101_REG_RO_RSSI);
+}
+
 static char* cc1101_config_reg_to_string(uint8_t addr)
 {
   switch(addr) {
diff --git a/software/avr.lib/cc1101.h b/software/avr.lib/cc1101.h
index ce97d9d..83c99bf 100644
--- a/software/avr.lib/cc1101.h
+++ b/software/avr.lib/cc1101.h
@@ -48,11 +48,15 @@ void cc1101_idle(void);
 void cc1101_osc_off(void);
 void cc1101_calibrate(void);
 void cc1101_fasttxon(void);
+void cc1101_rx(void);
+void cc1101_tx(void);
 cc1101_state_t cc1101_get_state(void);
 
 void cc1101_set_freq_hz(uint32_t hz);
 uint32_t cc1101_get_freq_hz(void);
 
+int8_t cc1101_get_rssi(void);
+
 void cc1101_dump_register(void);
 
 #endif
diff --git a/software/hhd70dongle/hhd70dongle.c b/software/hhd70dongle/hhd70dongle.c
index ca2fa45..ce4e963 100644
--- a/software/hhd70dongle/hhd70dongle.c
+++ b/software/hhd70dongle/hhd70dongle.c
@@ -100,6 +100,14 @@ static void update_current_freq(void)
 static void print_status(void)
 {
   printf("current state: %s\r\n", cc1101_state_to_string(cc1101_get_state()));
+
+  int16_t rssi = (int16_t)cc1101_get_rssi();
+  printf("rssi: ");
+  if(rssi < 0) {
+    printf("-");
+    rssi*=-1;
+  }
+  printf("%d.%01d dB\r\n", (uint16_t)(rssi / 2), (uint16_t)((rssi % 2)*5));
 }
 
 static void handle_cmd(uint8_t cmd)
@@ -126,6 +134,8 @@ static void handle_cmd(uint8_t cmd)
   case 'O': osc_off_hhd70();  break;
   case 'C': cc1101_calibrate(); print_status(); break;
   case 'X': cc1101_fasttxon(); print_status(); break;
+  case 'R': cc1101_rx(); print_status(); break;
+  case 'T': cc1101_tx(); print_status(); break;
 
   case 'f': print_actual_freq(); break;
   case 's': print_status(); break;