Configurable transponder

src/main/drivers/transponder_ir.c

@@ -152,16 +152,8 @@ void transponderIrHardwareInit(ioTag_t ioTag, transponder_t *transponder)
     DMA_ITConfig(dmaRef, DMA_IT_TC, ENABLE);
 }
 
-bool transponderIrInit(const transponderProvider_e provider)
+bool transponderIrInit(const ioTag_t ioTag, const transponderProvider_e provider)
 {
-    ioTag_t ioTag = IO_TAG_NONE;
-    for (int i = 0; i < USABLE_TIMER_CHANNEL_COUNT; i++) {
-        if (timerHardware[i].usageFlags & TIM_USE_TRANSPONDER) {
-            ioTag = timerHardware[i].tag;
-            break;
-        }
-    }
-
     if (!ioTag) {
         return false;
     }

src/main/drivers/transponder_ir.h

@@ -113,7 +113,7 @@ struct transponderVTable {
     void (*updateTransponderDMABuffer)(transponder_t *transponder, const uint8_t* transponderData);
 };
 
-bool transponderIrInit(const transponderProvider_e provider);
+bool transponderIrInit(const ioTag_t ioTag, const transponderProvider_e provider);
 void transponderIrDisable(void);
 
 void transponderIrHardwareInit(ioTag_t ioTag, transponder_t *transponder);

src/main/fc/cli.c

@@ -71,6 +71,7 @@ extern uint8_t __config_end;
 #include "drivers/sonar_hcsr04.h"
 #include "drivers/stack_check.h"
 #include "drivers/system.h"
+#include "drivers/transponder_ir.h"
 #include "drivers/time.h"
 #include "drivers/timer.h"
 #include "drivers/vcd.h"
@@ -103,6 +104,7 @@ extern uint8_t __config_end;
 #include "io/ledstrip.h"
 #include "io/osd.h"
 #include "io/serial.h"
+#include "io/transponder_ir.h"
 #include "io/vtx_rtc6705.h"
 #include "io/vtx_control.h"
 
@@ -2751,6 +2753,9 @@ const cliResourceValue_t resourceTable[] = {
 #ifdef USE_INVERTER
     { OWNER_INVERTER,      PG_SERIAL_PIN_CONFIG, offsetof(serialPinConfig_t, ioTagInverter[0]), SERIAL_PORT_MAX_INDEX },
 #endif
+#ifdef TRANSPONDER
+    { OWNER_TRANSPONDER,   PG_TRANSPONDER_CONFIG, offsetof(transponderConfig_t, ioTag), 0 },
+#endif
 };
 
 static ioTag_t *getIoTag(const cliResourceValue_t value, uint8_t index)

src/main/io/transponder_ir.c

@@ -29,6 +29,7 @@
 #include "config/parameter_group.h"
 #include "config/parameter_group_ids.h"
 
+#include "drivers/timer.h"
 #include "drivers/transponder_ir.h"
 #include "drivers/system.h"
 #include "drivers/usb_io.h"
@@ -37,6 +38,7 @@
 
 #include "io/transponder_ir.h"
 
+#if 0
 PG_REGISTER_WITH_RESET_TEMPLATE(transponderConfig_t, transponderConfig, PG_TRANSPONDER_CONFIG, 0);
 
 PG_RESET_TEMPLATE(transponderConfig_t, transponderConfig,
@@ -44,6 +46,27 @@ PG_RESET_TEMPLATE(transponderConfig_t, transponderConfig,
     .reserved = 0,
     .data = { 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0x0, 0x0, 0x0 }, // Note, this is NOT a valid transponder code, it's just for testing production hardware
 );
+#endif
+PG_REGISTER_WITH_RESET_FN(transponderConfig_t, transponderConfig, PG_TRANSPONDER_CONFIG, 0);
+
+void pgResetFn_transponderConfig(transponderConfig_t *transponderConfig)
+{
+    transponderConfig_t configTemplate = {
+        .provider = TRANSPONDER_ILAP,
+        .reserved = 0,
+        .data = { 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0x0, 0x0, 0x0 }, // Note, this is NOT a valid transponder code, it's just for testing production hardware
+    };
+
+    memcpy(transponderConfig, &configTemplate, sizeof(*transponderConfig));
+
+    for (int i = 0; i < USABLE_TIMER_CHANNEL_COUNT; i++) {
+        if (timerHardware[i].usageFlags & TIM_USE_TRANSPONDER) {
+            transponderConfig->ioTag = timerHardware[i].tag;
+            return;
+        }
+    }
+    transponderConfig->ioTag = IO_TAG_NONE;
+}
 
 static bool transponderInitialised = false;
 static bool transponderRepeat = false;
@@ -95,7 +118,7 @@ void transponderUpdate(timeUs_t currentTimeUs)
 
 void transponderInit(void)
 {
-    transponderInitialised = transponderIrInit(transponderConfig()->provider);
+    transponderInitialised = transponderIrInit(transponderConfig()->ioTag, transponderConfig()->provider);
     if (!transponderInitialised) {
         return;
     }

src/main/io/transponder_ir.h

@@ -24,6 +24,7 @@ typedef struct transponderConfig_s {
     transponderProvider_e provider;
     uint8_t reserved;
     uint8_t data[9];
+    ioTag_t ioTag;
 } transponderConfig_t;
 
 typedef struct transponderRequirement_s {