add FiPy environment

platformio.ini

@@ -79,6 +79,19 @@ build_flags =
     -Dttgov2
     -include "src/hal/ttgov2.h"
 
+[env:fipy]
+platform = espressif32
+framework = arduino
+board = esp32dev
+monitor_baud = 115200
+upload_speed = 921600
+lib_deps = 
+    ${common_env_data.lib_deps_rgbled}
+build_flags = 
+    ${common_env_data.build_flags}
+    -Dlopy
+    -include "src/hal/fipy.h"
+
 [env:lopy]
 platform = espressif32
 framework = arduino

src/hal/fipy.h

@@ -0,0 +1,19 @@
+// Hardware related definitions for Pycom LoPy Board (not: LoPy4)
+
+#define CFG_sx1272_radio 1
+#define HAS_LED NOT_A_PIN // LoPy4 has no on board LED, so we use RGB LED on LoPy4
+#define HAS_RGB_LED   0  // WS2812B RGB LED on GPIO0
+
+// Hardware pin definitions for Pycom LoPy4 board
+#define PIN_SPI_SS    18
+#define PIN_SPI_MOSI  27
+#define PIN_SPI_MISO  19
+#define PIN_SPI_SCK   5
+#define RST   LMIC_UNUSED_PIN
+#define DIO0  23 // LoRa IRQ
+#define DIO1  23 // workaround
+#define DIO2  LMIC_UNUSED_PIN
+
+// select WIFI antenna (internal = onboard / external = u.fl socket)
+#define HAS_ANTENNA_SWITCH  21      // pin for switching wifi antenna
+#define WIFI_ANTENNA 0              // 0 = internal, 1 = external