Add support for muzi-base (#8753)

variants/nrf52840/muzi_base/variant.cpp

@@ -0,0 +1,83 @@
+#include "variant.h"
+#include "nrf.h"
+#include "wiring_constants.h"
+#include "wiring_digital.h"
+
+const uint32_t g_ADigitalPinMap[] = {
+    // P0
+    0,
+    1,
+    2,
+    3,
+    4,
+    5,
+    6,
+    7,
+    8,
+    9,
+    10,
+    11,
+    12,
+    13,
+    14,
+    15,
+    16,
+    17,
+    18,
+    19,
+    20,
+    21,
+    22,
+    23,
+    24,
+    25,
+    26,
+    27,
+    28,
+    29,
+    30,
+    31,
+
+    // P1
+    32,
+    33,
+    34,
+    35,
+    36,
+    37,
+    38,
+    39,
+    40,
+    41,
+    42,
+    43,
+    44,
+    45,
+    46,
+    47,
+};
+
+void initVariant()
+{
+    // Initialize the digital pins as inputs or outputs
+    pinMode(PIN_LED1, OUTPUT);
+    digitalWrite(PIN_LED1, HIGH);
+
+    pinMode(PIN_LED2, OUTPUT);
+    digitalWrite(PIN_LED2, HIGH);
+
+    // Initialize LoRa pins
+    pinMode(SX126X_RESET, OUTPUT);
+    digitalWrite(SX126X_RESET, HIGH);
+
+    pinMode(SX126X_CS, OUTPUT);
+    digitalWrite(SX126X_CS, HIGH);
+
+    pinMode(GPS_EN_GPIO, OUTPUT);
+    digitalWrite(GPS_EN_GPIO, HIGH); // GPS on initially
+
+    pinMode(SCREEN_12V_ENABLE, OUTPUT);
+    digitalWrite(SCREEN_12V_ENABLE, LOW); //
+
+    pinMode(BATTERY_CHARGING_INV, INPUT);
+}