The T-Deck-Pro 4G version sets the modem to be disabled by default. (#7715)

Co-authored-by: Ben Meadors <[email protected]>

Author: lewisxhe

src/main.cpp

@@ -404,6 +404,16 @@ void setup()
 
     initDeepSleep();
 
+#if defined(MODEM_POWER_EN)
+    pinMode(MODEM_POWER_EN, OUTPUT);
+    digitalWrite(MODEM_POWER_EN, LOW);
+#endif
+
+#if defined(MODEM_PWRKEY)
+    pinMode(MODEM_PWRKEY, OUTPUT);
+    digitalWrite(MODEM_PWRKEY, LOW);
+#endif
+
 #if defined(LORA_TCXO_GPIO)
     pinMode(LORA_TCXO_GPIO, OUTPUT);
     digitalWrite(LORA_TCXO_GPIO, HIGH);

variants/esp32s3/t-deck-pro/variant.h

@@ -92,3 +92,12 @@
 #define SX126X_DIO3_TCXO_VOLTAGE 2.4
 // Internally the TTGO module hooks the SX1262-DIO2 in to control the TX/RX switch (which is the default for the sx1262interface
 // code)
+
+#define MODEM_POWER_EN  41
+#define MODEM_PWRKEY    40
+#define MODEM_RST  9
+#define MODEM_RI  7
+#define MODEM_DTR  8
+#define MODEM_RX  10
+#define MODEM_TX  11
+