Initial upload

src/hal/antenna.h

@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2016, Pycom Limited.
+ *
+ * This software is licensed under the GNU GPL version 3 or any
+ * later version, with permitted additional terms. For more information
+ * see the Pycom Licence v1.0 document supplied with this file, or
+ * available at https://www.pycom.io/opensource/licensing
+ */
+
+#ifndef _ANTENNA_H_
+#define _ANTENNA_H_
+
+typedef enum {
+    ANTENNA_TYPE_INTERNAL = 0,
+    ANTENNA_TYPE_EXTERNAL
+} antenna_type_t;
+
+extern void antenna_init (void);
+extern void antenna_select (antenna_type_t antenna_type);
+
+#endif /* _ANTENNA_H_ */

src/hal/heltec.h

@@ -0,0 +1,24 @@
+// Hardware related definitions for Heltec LoRa-32 Board
+
+#define HELTEC
+#define HAS_DISPLAY // has OLED-Display
+#define HAS_LED // has on usable board LED
+#define HAS_BUTTON // has onboard button
+#define CFG_sx1276_radio 1
+
+// re-define pin definitions of pins_arduino.h
+#define PIN_SPI_SS    18 // ESP32 GPIO18 (Pin18) -- SX1276 NSS (Pin19) SPI Chip Select Input
+#define PIN_SPI_MOSI  27 // ESP32 GPIO27 (Pin27) -- SX1276 MOSI (Pin18) SPI Data Input
+#define PIN_SPI_MISO  19 // ESP32 GPIO19 (Pin19) -- SX1276 MISO (Pin17) SPI Data Output
+#define PIN_SPI_SCK   5  // ESP32 GPIO5 (Pin5)   -- SX1276 SCK (Pin16) SPI Clock Input
+
+// non arduino pin definitions
+#define RST   14 // ESP32 GPIO14 (Pin14) -- SX1276 NRESET (Pin7) Reset Trigger Input
+#define DIO0  26 // ESP32 GPIO26 (Pin15) -- SX1276 DIO0 (Pin8) used by LMIC for detecting LoRa RX_Done & TX_Done
+#define DIO1  33 // ESP32 GPIO33 (Pin13) -- SX1276 DIO1 (Pin9) used by LMIC for detecting LoRa RX_Timeout
+#define DIO2  32 // ESP32 GPIO32 (Pin12) -- SX1276 DIO2 (Pin10) not used by LMIC for LoRa (Timeout for FSK only)
+
+// Hardware pin definitions for Heltec LoRa-32 Board with OLED SSD1306 I2C Display
+#define OLED_RST 16 // ESP32 GPIO16 (Pin16) -- SD1306 Reset
+#define OLED_SDA 4  // ESP32 GPIO4 (Pin4)   -- SD1306 Data
+#define OLED_SCL 15 // ESP32 GPIO15 (Pin15) -- SD1306 Clock

src/hal/lopy.h

@@ -0,0 +1,18 @@
+// Hardware related definitions for Pycom LoPy Board (not: LoPy4)
+
+#define LOPY
+#define CFG_sx1272_radio 1
+
+// Hardware pin definitions for Pycom LoPy board
+#define PIN_SPI_SS    17
+#define PIN_SPI_MOSI  27
+#define PIN_SPI_MISO  19
+#define PIN_SPI_SCK   5
+#define RST   18
+#define DIO0  23 // LoRa IRQ
+#define DIO1  23 // workaround
+#define DIO2  23 // workaround
+
+// select WIFI antenna (internal = onboard / external = u.fl socket)
+#define PIN_ANTENNA_SWITCH  16
+#define WIFI_LOPY_ANTENNA ANTENNA_TYPE_INTERNAL

src/hal/lopy4.h

@@ -0,0 +1,18 @@
+// Hardware related definitions for Pycom LoPy Board (not: LoPy4)
+
+#define LOPY
+#define CFG_sx1276_radio 1
+
+// 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  23 // workaround 
+
+// select WIFI antenna (internal = onboard / external = u.fl socket)
+#define PIN_ANTENNA_SWITCH  21
+#define WIFI_LOPY_ANTENNA ANTENNA_TYPE_INTERNAL

src/hal/ttgo.h

@@ -0,0 +1,48 @@
+// Hardware related definitions for TTGO V2 Board
+
+#define TTGO
+#define HAS_DISPLAY // has OLED-Display
+#define CFG_sx1276_radio 1
+
+// re-define pin definitions of pins_arduino.h
+#define PIN_SPI_SS    18 // ESP32 GPIO18 (Pin18) -- SX1276 NSS (Pin19) SPI Chip Select Input
+#define PIN_SPI_MOSI  27 // ESP32 GPIO27 (Pin27) -- SX1276 MOSI (Pin18) SPI Data Input
+#define PIN_SPI_MISO  19 // ESP32 GPIO19 (Pin19) -- SX1276 MISO (Pin17) SPI Data Output
+#define PIN_SPI_SCK   5  // ESP32 GPIO5 (Pin5)   -- SX1276 SCK (Pin16) SPI Clock Input
+
+// non arduino pin definitions
+#define RST   LMIC_UNUSED_PIN // not sure
+#define DIO0  26 // wired on PCB
+#define DIO1  33 // needs to be wired external
+#define DIO2  32 // needs to be wired external (but not necessary for LoRa)
+
+// Hardware pin definitions for TTGO V2 Board with OLED SSD1306 0,96" I2C Display
+#define OLED_RST U8X8_PIN_NONE // to be checked if really not connected
+#define OLED_SDA 21  // ESP32 GPIO4 (Pin4)   -- SD1306 Data
+#define OLED_SCL 22 // ESP32 GPIO15 (Pin15) -- SD1306 Clock
+
+
+/*
+ ESP32             LoRa module (SPI)        OLED display (I2C)
+   ---------         -----------------        ------------------
+    5  SCK           SCK
+   27  MOSI          MOSI
+   19  MISO          MISO
+   18  SS            NSS
+   14                RST
+   26                DIO0
+   33                DIO1  (see note {1})
+   32                DIO2  (see note {2})
+   22  SCL                                    SCL
+   21  SDA                                    SDA
+   22  LED  (useless, see note {3})
+
+   {1} Must be manually wired!
+       DIO1 is wired to a separate pin but is not wired on-board to pin/GPIO33.
+       Explicitly wire board pin labeled DIO1 to pin 33 (see TTGO V2.0 pinout).
+   {2} Must be manually wired!
+       DIO2 is wired to a separate pin but is not wired on-board to pin/GPIO32.
+       Explicitly wire board pin labeled DIO2 to pin 32 (see TTGO V2.0 pinout).
+   {3} The on-board LED is wired to SCL (used by display) therefore totally useless!
+   */
+