RP2040/RP2350: Migrate variants to new structure (#7345)

variants/rp2040/ec_catsniffer/platformio.ini

@@ -0,0 +1,14 @@
+[env:catsniffer]
+extends = rp2040_base
+board = rpipico
+upload_protocol = picotool
+build_flags = 
+  ${rp2040_base.build_flags}
+  -D RPI_PICO
+  -I variants/rp2040/ec_catsniffer
+  -D DEBUG_RP2040_PORT=Serial
+  ; -D HW_SPI1_DEVICE
+lib_deps =
+  ${rp2040_base.lib_deps}
+debug_build_flags = ${rp2040_base.build_flags}, -g
+debug_tool = cmsis-dap

variants/rp2040/ec_catsniffer/variant.cpp

@@ -0,0 +1,39 @@
+/*
+  Copyright (c) 2014-2015 Arduino LLC.  All right reserved.
+  Copyright (c) 2016 Sandeep Mistry All right reserved.
+  Copyright (c) 2018, Adafruit Industries (adafruit.com)
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the GNU Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#include "variant.h"
+#include "wiring_constants.h"
+#include "wiring_digital.h"
+
+#define CTF1 8
+#define CTF2 9
+#define CTF3 10
+
+void initVariant()
+{
+    // Config the LoRa Switch
+    pinMode(CTF1, OUTPUT);
+    pinMode(CTF2, OUTPUT);
+    pinMode(CTF3, OUTPUT);
+
+    digitalWrite(CTF1, HIGH);
+    digitalWrite(CTF2, LOW);
+    digitalWrite(CTF3, LOW);
+}

variants/rp2040/ec_catsniffer/variant.h

@@ -0,0 +1,41 @@
+// #define RADIOLIB_CUSTOM_ARDUINO 1
+// #define RADIOLIB_TONE_UNSUPPORTED 1
+// #define RADIOLIB_SOFTWARE_SERIAL_UNSUPPORTED 1
+
+#define ARDUINO_ARCH_AVR
+
+#define HAS_SCREEN 0
+#define HAS_GPS 0
+#undef GPS_RX_PIN
+#undef GPS_TX_PIN
+
+#define LED_PIN 27
+
+#define USE_SX1262
+
+#undef LORA_SCK
+#undef LORA_MISO
+#undef LORA_MOSI
+#undef LORA_CS
+
+#define LORA_SCK 18
+#define LORA_MISO 16
+#define LORA_MOSI 19
+#define LORA_CS 17 // NSS
+
+#define LORA_DIO0 5
+#define LORA_RESET 24
+#define LORA_DIO1 4
+#define LORA_DIO2 23
+#define LORA_DIO3 25
+#define SX126X_RXEN 21
+#define SX126X_TXEN 20
+
+#ifdef USE_SX1262
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 LORA_DIO0
+#define SX126X_BUSY LORA_DIO1
+#define SX126X_RESET LORA_RESET
+// #define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 0
+#endif

variants/rp2040/feather_rp2040_rfm95/platformio.ini

@@ -0,0 +1,15 @@
+[env:feather_rp2040_rfm95]
+extends = rp2040_base
+board = adafruit_feather
+upload_protocol = picotool
+# add our variants files to the include and src paths
+build_flags = 
+  ${rp2040_base.build_flags} 
+  -D RP2040_FEATHER_RFM95
+  -I variants/rp2040/feather_rp2040_rfm95
+  -D DEBUG_RP2040_PORT=Serial
+  -D HW_SPI1_DEVICE
+lib_deps =
+  ${rp2040_base.lib_deps}
+debug_build_flags = ${rp2040_base.build_flags}
+debug_tool = cmsis-dap ; for e.g. Picotool

variants/rp2040/feather_rp2040_rfm95/variant.h

@@ -0,0 +1,61 @@
+// #define RADIOLIB_CUSTOM_ARDUINO 1
+// #define RADIOLIB_TONE_UNSUPPORTED 1
+// #define RADIOLIB_SOFTWARE_SERIAL_UNSUPPORTED 1
+
+#define ARDUINO_ARCH_AVR
+
+// #define USE_SSD1306
+
+// #define USE_SH1106 1
+
+// default I2C pins:
+// SDA = 4
+// SCL = 5
+
+// Recommended pins for SerialModule:
+// txd = 8
+// rxd = 9
+
+#define EXT_NOTIFY_OUT 22
+#define BUTTON_PIN 7
+// #define BUTTON_NEED_PULLUP
+
+#define LED_PIN PIN_LED
+
+// #define BATTERY_PIN 26
+//  ratio of voltage divider = 3.0 (R17=200k, R18=100k)
+// #define ADC_MULTIPLIER 3.1 // 3.0 + a bit for being optimistic
+
+#define USE_RF95 // RFM95/SX127x
+
+#undef LORA_SCK
+#undef LORA_MISO
+#undef LORA_MOSI
+#undef LORA_CS
+
+// https://www.adafruit.com/product/5714
+// https://learn.adafruit.com/feather-rp2040-rfm95
+// https://learn.adafruit.com/assets/120283
+// https://learn.adafruit.com/assets/120813
+#define LORA_SCK 14  // 10 12P
+#define LORA_MISO 8  // 12 10P
+#define LORA_MOSI 15 // 11 11P
+#define LORA_CS 16   // 3 13P
+
+#define LORA_RESET 17 // 15 14P
+
+#define LORA_DIO0 21 // ?? 6P
+#define LORA_DIO1 22 // 20 7P
+#define LORA_DIO2 23 // 2 8P
+#define LORA_DIO3 19 // ?? 3P
+#define LORA_DIO4 20 // ?? 4P
+#define LORA_DIO5 18 // ?? 15P
+
+#ifdef USE_SX1262
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 LORA_DIO1
+#define SX126X_BUSY LORA_DIO2
+#define SX126X_RESET LORA_RESET
+#define SX126X_DIO2_AS_RF_SWITCH
+// #define SX126X_DIO3_TCXO_VOLTAGE 1.8
+#endif

variants/rp2040/nibble_rp2040/platformio.ini

@@ -0,0 +1,16 @@
+[env:nibble-rp2040]
+extends = rp2040_base
+board = rpipico
+board_level = extra
+upload_protocol = picotool
+# add our variants files to the include and src paths
+build_flags =
+  ${rp2040_base.build_flags}
+  -D PRIVATE_HW
+  -I variants/rp2040/nibble_rp2040
+  -D DEBUG_RP2040_PORT=Serial
+  -D HW_SPI1_DEVICE
+lib_deps =
+  ${rp2040_base.lib_deps}
+debug_build_flags = ${rp2040_base.build_flags}, -g
+debug_tool = cmsis-dap ; for e.g. Picotool

variants/rp2040/nibble_rp2040/variant.h

@@ -0,0 +1,18 @@
+#define ARDUINO_ARCH_AVR
+
+#define BUTTON_PIN -1 // Pin 17 used for antenna switching via DIO4
+
+#define LED_PIN 1
+
+#define HAS_CPU_SHUTDOWN 1
+
+#define USE_RF95
+#define LORA_SCK 10
+#define LORA_MISO 12
+#define LORA_MOSI 11
+#define LORA_CS 13
+
+#define LORA_DIO0 14
+#define LORA_RESET 15
+#define LORA_DIO1 RADIOLIB_NC
+#define LORA_DIO2 RADIOLIB_NC

variants/rp2040/rak11310/pins_arduino.h

@@ -0,0 +1,68 @@
+#pragma once
+
+// Pin definitions taken from:
+//    https://datasheets.raspberrypi.org/pico/pico-datasheet.pdf
+
+static const uint8_t WB_IO1 = 6;  // SLOT_A SLOT_B
+static const uint8_t WB_IO2 = 22; // SLOT_A SLOT_B
+static const uint8_t WB_IO3 = 7;  // SLOT_C
+static const uint8_t WB_IO4 = 28; // SLOT_C
+static const uint8_t WB_IO5 = 9;  // SLOT_D
+static const uint8_t WB_IO6 = 8;  // SLOT_D
+static const uint8_t WB_A0 = 26;  // IO_SLOT
+static const uint8_t WB_A1 = 27;  // IO_SLOT
+
+#define PIN_A0 (26u)
+#define PIN_A1 (27u)
+#define PIN_A2 (28u)
+#define PIN_A3 (29u)
+
+static const uint8_t A0 = PIN_A0;
+static const uint8_t A1 = PIN_A1;
+static const uint8_t A2 = PIN_A2;
+static const uint8_t A3 = PIN_A3;
+
+// LEDs
+#define PIN_LED (23u)
+#define PIN_LED1 PIN_LED
+#define PIN_LED2 (24u)
+#define LED_BUILTIN PIN_LED
+
+#define ADC_RESOLUTION 12
+
+// Serial
+#define PIN_SERIAL1_TX (0ul)
+#define PIN_SERIAL1_RX (1ul)
+
+#define PIN_SERIAL2_TX (4ul)
+#define PIN_SERIAL2_RX (5ul)
+
+// SPI
+#define PIN_SPI1_MISO (12u)
+#define PIN_SPI1_MOSI (11u)
+#define PIN_SPI1_SCK (10u)
+#define PIN_SPI1_SS (13u)
+
+#define PIN_SPI0_MISO (16u)
+#define PIN_SPI0_MOSI (19u)
+#define PIN_SPI0_SCK (18u)
+#define PIN_SPI0_SS (17u)
+
+// Wire
+#define PIN_WIRE0_SDA (2u)
+#define PIN_WIRE0_SCL (3u)
+
+#define PIN_WIRE1_SDA (20u)
+#define PIN_WIRE1_SCL (21u)
+
+#define SERIAL_HOWMANY (3u)
+#define SPI_HOWMANY (2u)
+#define WIRE_HOWMANY (2u)
+
+static const uint8_t SS = PIN_SPI0_SS;
+static const uint8_t MOSI = PIN_SPI0_MOSI;
+static const uint8_t MISO = PIN_SPI0_MISO;
+static const uint8_t SCK = PIN_SPI0_SCK;
+
+static const uint8_t SDA = PIN_WIRE0_SDA;
+static const uint8_t SCL = PIN_WIRE0_SCL;

variants/rp2040/rak11310/platformio.ini

@@ -0,0 +1,19 @@
+[env:rak11310]
+extends = rp2040_base
+board = rakwireless_rak11300
+upload_protocol = picotool
+# add our variants files to the include and src paths
+build_flags = 
+  ${rp2040_base.build_flags} 
+  -D RAK11310
+  -I variants/rp2040/rak11310
+  -D DEBUG_RP2040_PORT=Serial
+  -D RV3028_RTC=0x52
+build_src_filter = ${rp2040_base.build_src_filter} +<../variants/rp2040/rak11310> +<mesh/eth/> +<mesh/api/> +<mqtt/>
+lib_deps =
+  ${rp2040_base.lib_deps}
+  ${networking_base.lib_deps}
+  melopero/Melopero RV3028@^1.1.0
+  https://github.com/RAKWireless/RAK13800-W5100S/archive/1.0.2.zip
+debug_build_flags = ${rp2040_base.build_flags}, -g
+debug_tool = cmsis-dap ; for e.g. Picotool

variants/rp2040/rak11310/variant.h

@@ -0,0 +1,64 @@
+// #define RADIOLIB_CUSTOM_ARDUINO 1
+// #define RADIOLIB_TONE_UNSUPPORTED 1
+// #define RADIOLIB_SOFTWARE_SERIAL_UNSUPPORTED 1
+
+#define ARDUINO_ARCH_AVR
+
+// Define I2C pins to ensure correct usage of both ports
+#define I2C_SDA 20
+#define I2C_SCL 21
+#define I2C_SDA1 2
+#define I2C_SCL1 3
+
+#define LED_CONN PIN_LED2
+#define LED_PIN LED_BUILTIN
+#define ledOff(pin) pinMode(pin, INPUT)
+
+#define BUTTON_PIN 9
+#define BUTTON_NEED_PULLUP
+// #define EXT_NOTIFY_OUT 4
+
+#define BATTERY_PIN 26
+#define BATTERY_SENSE_RESOLUTION_BITS ADC_RESOLUTION
+// ratio of voltage divider = 3.0 (R17=200k, R18=100k)
+#define ADC_MULTIPLIER 1.84
+
+#define DETECTION_SENSOR_EN 28
+
+#define USE_SX1262
+
+#undef LORA_SCK
+#undef LORA_MISO
+#undef LORA_MOSI
+#undef LORA_CS
+
+// RAK BSP somehow uses SPI1 instead of SPI0
+#define HW_SPI1_DEVICE
+#define LORA_SCK (10u)
+#define LORA_MOSI (11u)
+#define LORA_MISO (12u)
+#define LORA_CS (13u)
+
+#define LORA_DIO0 RADIOLIB_NC
+#define LORA_RESET 14
+#define LORA_DIO1 29
+#define LORA_DIO2 15
+#define LORA_DIO3 RADIOLIB_NC
+
+#ifdef USE_SX1262
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 LORA_DIO1
+#define SX126X_BUSY LORA_DIO2
+#define SX126X_RESET LORA_RESET
+#define SX126X_POWER_EN 25
+// DIO2 controlls an antenna switch and the TCXO voltage is controlled by DIO3
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 1.8
+#endif
+
+#define HAS_ETHERNET 1
+#define PIN_ETHERNET_RESET 7 // IO3
+#define PIN_ETHERNET_SS 17
+#define ETH_SPI_PORT SPI
+
+#define PIN_ETH_POWER_EN 22

variants/rp2040/rp2040-lora/platformio.ini

@@ -0,0 +1,15 @@
+[env:rp2040-lora]
+extends = rp2040_base
+board = rpipico
+upload_protocol = picotool
+# add our variants files to the include and src paths
+build_flags =
+  ${rp2040_base.build_flags}
+  -D RP2040_LORA
+  -I variants/rp2040/rp2040-lora
+  -D DEBUG_RP2040_PORT=Serial
+  -D HW_SPI1_DEVICE
+lib_deps =
+  ${rp2040_base.lib_deps}
+debug_build_flags = ${rp2040_base.build_flags}, -g
+debug_tool = cmsis-dap ; for e.g. Picotool

variants/rp2040/rp2040-lora/variant.h

@@ -0,0 +1,60 @@
+// #define RADIOLIB_CUSTOM_ARDUINO 1
+// #define RADIOLIB_TONE_UNSUPPORTED 1
+// #define RADIOLIB_SOFTWARE_SERIAL_UNSUPPORTED 1
+
+#define ARDUINO_ARCH_AVR
+
+// #define USE_SH1106 1
+
+// default I2C pins:
+// SDA = 4
+// SCL = 5
+
+// Recommended pins for SerialModule:
+// txd = 8
+// rxd = 9
+
+#define EXT_NOTIFY_OUT 22
+#define BUTTON_PIN -1 // Pin 17 used for antenna switching via DIO4
+
+#define LED_PIN PIN_LED
+
+// #define BATTERY_PIN 26
+//  ratio of voltage divider = 3.0 (R17=200k, R18=100k)
+// #define ADC_MULTIPLIER 3.1 // 3.0 + a bit for being optimistic
+
+#define HAS_CPU_SHUTDOWN 1
+#define USE_SX1262
+
+#undef LORA_SCK
+#undef LORA_MISO
+#undef LORA_MOSI
+#undef LORA_CS
+
+// https://www.waveshare.com/rp2040-lora.htm
+// https://www.waveshare.com/img/devkit/RP2040-LoRa-HF/RP2040-LoRa-HF-details-11.jpg
+#define LORA_SCK 14  // GPIO14
+#define LORA_MISO 24 // GPIO24
+#define LORA_MOSI 15 // GPIO15
+#define LORA_CS 13   // GPIO13
+
+#define LORA_DIO0 RADIOLIB_NC // No GPIO connection
+#define LORA_RESET 23         // GPIO23
+#define LORA_BUSY 18          // GPIO18
+#define LORA_DIO1 16          // GPIO16
+#define LORA_DIO2 RADIOLIB_NC // Antenna switching, no GPIO connection
+#define LORA_DIO3 RADIOLIB_NC // No GPIO connection
+#define LORA_DIO4 17          // GPIO17
+
+// On rp2040-lora board the antenna switch is wired and works with complementary-pin control logic.
+// See PE4259 datasheet page 4
+
+#ifdef USE_SX1262
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 LORA_DIO1
+#define SX126X_BUSY LORA_BUSY
+#define SX126X_RESET LORA_RESET
+#define SX126X_DIO2_AS_RF_SWITCH // Antenna switch CTRL
+#define SX126X_RXEN LORA_DIO4    // Antenna switch !CTRL via GPIO17
+// #define SX126X_DIO3_TCXO_VOLTAGE 1.8
+#endif

variants/rp2040/rpipico-slowclock/platformio.ini

@@ -0,0 +1,28 @@
+[env:pico_slowclock]
+extends = rp2040_base
+board = rpipico
+board_level = extra
+upload_protocol = jlink
+# debug settings for external openocd with RP2040 support (custom build)
+debug_tool = custom
+debug_init_cmds =
+  target extended-remote localhost:3333
+  $INIT_BREAK
+  monitor reset halt
+  $LOAD_CMDS
+  monitor init
+  monitor reset halt
+# add our variants files to the include and src paths
+build_flags = 
+  ${rp2040_base.build_flags} 
+  -DRPI_PICO
+  -Ivariants/rp2040/rpipico-slowclock
+  -DDEBUG_RP2040_PORT=Serial2
+  -DHW_SPI1_DEVICE
+  -g
+  -DNO_USB
+lib_deps =
+  ${rp2040_base.lib_deps}
+debug_build_flags = ${rp2040_base.build_flags}
+  -g
+  -DNO_USB

variants/rp2040/rpipico-slowclock/variant.h

@@ -0,0 +1,87 @@
+#define ARDUINO_ARCH_AVR
+
+// Build with slow system clock enabled to reduce power consumption.
+#define RP2040_SLOW_CLOCK
+
+#ifdef RP2040_SLOW_CLOCK
+// Redefine UART1 serial log output to avoid collision with UART0 for GPS.
+#define SERIAL2_TX 4
+#define SERIAL2_RX 5
+// Reroute log output in SensorLib when USB is not available
+#define log_e(...) Serial2.printf(__VA_ARGS__)
+#define log_i(...) Serial2.printf(__VA_ARGS__)
+#define log_d(...) Serial2.printf(__VA_ARGS__)
+#endif
+
+// Expecting the Waveshare Pico GPS hat
+#define HAS_GPS 1
+
+// Enable OLED Screen
+#define HAS_SCREEN 1
+#define USE_SH1106 1
+#define RESET_OLED 13
+
+// Redefine I2C0 pins to avoid collision with UART1/Serial2.
+#define I2C_SDA 8
+#define I2C_SCL 9
+
+// Redefine Waveshare UPS-A/B I2C_1 pins:
+#define I2C_SDA1 6
+#define I2C_SCL1 7
+// Waveshare UPS-A/B uses a 0.01 Ohm shunt for the INA219 sensor
+#define INA219_MULTIPLIER 10.0f
+
+// Waveshare Pico GPS L76B pins:
+#define GPS_RX_PIN 1
+#define GPS_TX_PIN 0
+
+// Wakeup from backup mode
+// #define PIN_GPS_FORCE_ON 14
+// No GPS reset available
+#undef PIN_GPS_RESET
+/*
+ * For PPS output the resistor R20 needs to be populated with 0 Ohm
+ * on the Waveshare Pico GPS board.
+ */
+#define PIN_GPS_PPS 16
+/*
+ * For standby mode switching the resistor R18 needs to be populated
+ * with 0 Ohm on the Waveshare Pico GPS board.
+ */
+#define PIN_GPS_STANDBY 17
+
+#define BUTTON_PIN 18
+#define EXT_NOTIFY_OUT 22
+#define LED_PIN PIN_LED
+
+#define BATTERY_PIN 26
+// ratio of voltage divider = 3.0 (R17=200k, R18=100k)
+#define ADC_MULTIPLIER 3.1 // 3.0 + a bit for being optimistic
+#define BATTERY_SENSE_RESOLUTION_BITS ADC_RESOLUTION
+
+#define USE_SX1262
+
+#undef LORA_SCK
+#undef LORA_MISO
+#undef LORA_MOSI
+#undef LORA_CS
+
+#define LORA_SCK 10
+#define LORA_MISO 12
+#define LORA_MOSI 11
+#define LORA_CS 3
+
+#define LORA_DIO0 RADIOLIB_NC
+#define LORA_RESET 15
+#define LORA_DIO1 20
+#define LORA_DIO2 2
+#define LORA_DIO3 RADIOLIB_NC
+
+#ifdef USE_SX1262
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 LORA_DIO1
+#define SX126X_BUSY LORA_DIO2
+#define SX126X_RESET LORA_RESET
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 1.8
+#endif

variants/rp2040/rpipico/platformio.ini

@@ -0,0 +1,16 @@
+[env:pico]
+extends = rp2040_base
+board = rpipico
+upload_protocol = picotool
+
+# add our variants files to the include and src paths
+build_flags =
+  ${rp2040_base.build_flags}
+  -D RPI_PICO
+  -I variants/rp2040/rpipico
+  -D DEBUG_RP2040_PORT=Serial
+  -D HW_SPI1_DEVICE
+lib_deps =
+  ${rp2040_base.lib_deps}
+debug_build_flags = ${rp2040_base.build_flags}, -g
+debug_tool = cmsis-dap ; for e.g. Picotool

variants/rp2040/rpipico/variant.h

@@ -0,0 +1,50 @@
+// #define RADIOLIB_CUSTOM_ARDUINO 1
+// #define RADIOLIB_TONE_UNSUPPORTED 1
+// #define RADIOLIB_SOFTWARE_SERIAL_UNSUPPORTED 1
+
+#define ARDUINO_ARCH_AVR
+
+// default I2C pins:
+// SDA = 4
+// SCL = 5
+
+// Recommended pins for SerialModule:
+// txd = 8
+// rxd = 9
+
+#define EXT_NOTIFY_OUT 22
+#define BUTTON_PIN 17
+
+#define LED_PIN PIN_LED
+
+#define BATTERY_PIN 26
+// ratio of voltage divider = 3.0 (R17=200k, R18=100k)
+#define ADC_MULTIPLIER 3.1 // 3.0 + a bit for being optimistic
+#define BATTERY_SENSE_RESOLUTION_BITS ADC_RESOLUTION
+
+#define USE_SX1262
+
+#undef LORA_SCK
+#undef LORA_MISO
+#undef LORA_MOSI
+#undef LORA_CS
+
+#define LORA_SCK 10
+#define LORA_MISO 12
+#define LORA_MOSI 11
+#define LORA_CS 3
+
+#define LORA_DIO0 RADIOLIB_NC
+#define LORA_RESET 15
+#define LORA_DIO1 20
+#define LORA_DIO2 2
+#define LORA_DIO3 RADIOLIB_NC
+
+#ifdef USE_SX1262
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 LORA_DIO1
+#define SX126X_BUSY LORA_DIO2
+#define SX126X_RESET LORA_RESET
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 1.8
+#endif

variants/rp2040/rpipicow/platformio.ini

@@ -0,0 +1,18 @@
+[env:picow]
+extends = rp2040_base
+board = rpipicow
+upload_protocol = picotool
+# add our variants files to the include and src paths
+build_flags = 
+  ${rp2040_base.build_flags}
+  -D RPI_PICO
+  -I variants/rp2040/rpipicow
+  -D HW_SPI1_DEVICE
+  -D HAS_UDP_MULTICAST=1
+  -fexceptions  # for exception handling in MQTT
+build_src_filter = ${rp2040_base.build_src_filter} +<mesh/wifi/>
+lib_deps =
+  ${rp2040_base.lib_deps}
+  ${networking_base.lib_deps}
+debug_build_flags = ${rp2040_base.build_flags}, -g
+debug_tool = cmsis-dap ; for e.g. Picotool

variants/rp2040/rpipicow/variant.h

@@ -0,0 +1,54 @@
+// #define RADIOLIB_CUSTOM_ARDUINO 1
+// #define RADIOLIB_TONE_UNSUPPORTED 1
+// #define RADIOLIB_SOFTWARE_SERIAL_UNSUPPORTED 1
+
+#define ARDUINO_ARCH_AVR
+
+#ifndef HAS_WIFI
+#define HAS_WIFI 1
+#endif
+
+// default I2C pins:
+// SDA = 4
+// SCL = 5
+
+// Recommended pins for SerialModule:
+// txd = 8
+// rxd = 9
+
+#define EXT_NOTIFY_OUT 22
+#define BUTTON_PIN 17
+
+#define LED_PIN LED_BUILTIN
+
+#define BATTERY_PIN 26
+// ratio of voltage divider = 3.0 (R17=200k, R18=100k)
+#define ADC_MULTIPLIER 3.1 // 3.0 + a bit for being optimistic
+#define BATTERY_SENSE_RESOLUTION_BITS ADC_RESOLUTION
+
+#define USE_SX1262
+
+#undef LORA_SCK
+#undef LORA_MISO
+#undef LORA_MOSI
+#undef LORA_CS
+
+#define LORA_SCK 10
+#define LORA_MISO 12
+#define LORA_MOSI 11
+#define LORA_CS 3
+
+#define LORA_DIO0 RADIOLIB_NC
+#define LORA_RESET 15
+#define LORA_DIO1 20
+#define LORA_DIO2 2
+#define LORA_DIO3 RADIOLIB_NC
+
+#ifdef USE_SX1262
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 LORA_DIO1
+#define SX126X_BUSY LORA_DIO2
+#define SX126X_RESET LORA_RESET
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 1.8
+#endif

variants/rp2040/senselora_rp2040/pins_arduino.h

@@ -0,0 +1,50 @@
+#pragma once
+
+#define PIN_A0 (26u)
+#define PIN_A1 (27u)
+#define PIN_A2 (28u)
+#define PIN_A3 (29u)
+
+static const uint8_t A0 = PIN_A0;
+static const uint8_t A1 = PIN_A1;
+static const uint8_t A2 = PIN_A2;
+static const uint8_t A3 = PIN_A3;
+
+// LEDs
+#define PIN_LED (23u)
+#define PIN_LED1 PIN_LED
+#define LED_BUILTIN PIN_LED
+
+#define ADC_RESOLUTION 12
+
+// Serial
+#define PIN_SERIAL1_TX (0ul)
+#define PIN_SERIAL1_RX (1ul)
+
+#define PIN_SERIAL2_TX (4ul)
+#define PIN_SERIAL2_RX (5ul)
+
+// SPI
+#define PIN_SPI0_MISO (16u)
+#define PIN_SPI0_MOSI (19u)
+#define PIN_SPI0_SCK (18u)
+#define PIN_SPI0_SS (17u)
+
+// Wire
+#define PIN_WIRE0_SDA (6u)
+#define PIN_WIRE0_SCL (7u)
+
+#define PIN_WIRE1_SDA (-1)
+#define PIN_WIRE1_SCL (-1)
+
+#define SERIAL_HOWMANY (3u)
+#define SPI_HOWMANY (2u)
+#define WIRE_HOWMANY (1u)
+
+static const uint8_t SS = PIN_SPI0_SS;
+static const uint8_t MOSI = PIN_SPI0_MOSI;
+static const uint8_t MISO = PIN_SPI0_MISO;
+static const uint8_t SCK = PIN_SPI0_SCK;
+
+static const uint8_t SDA = PIN_WIRE0_SDA;
+static const uint8_t SCL = PIN_WIRE0_SCL;

variants/rp2040/senselora_rp2040/platformio.ini

@@ -0,0 +1,13 @@
+[env:senselora_rp2040]
+board_level = extra
+extends = rp2040_base
+board = rpipico
+upload_protocol = picotool
+
+# add our variants files to the include and src paths
+build_flags = ${rp2040_base.build_flags}
+  -D SENSELORA_RP2040
+  -I variants/rp2040/senselora_rp2040
+  -D DEBUG_RP2040_PORT=Serial
+lib_deps =
+  ${rp2040_base.lib_deps}

variants/rp2040/senselora_rp2040/variant.h

@@ -0,0 +1,28 @@
+#define ARDUINO_ARCH_AVR
+
+#define USE_SSD1306
+
+#define BUTTON_PIN 2
+#define BUTTON_NEED_PULLUP
+
+#define LED_PIN PIN_LED
+#define ledOff(pin) pinMode(pin, INPUT)
+
+#undef BATTERY_PIN
+#define BATTERY_SENSE_RESOLUTION_BITS ADC_RESOLUTION
+
+#undef LORA_SCK
+#undef LORA_MISO
+#undef LORA_MOSI
+#undef LORA_CS
+
+#define USE_RF95
+#define LORA_SCK PIN_SPI0_SCK
+#define LORA_MISO PIN_SPI0_MISO
+#define LORA_MOSI PIN_SPI0_MOSI
+#define LORA_CS PIN_SPI0_SS
+
+#define LORA_DIO0 21
+#define LORA_DIO1 22
+#define LORA_DIO2 RADIOLIB_NC
+#define LORA_RESET 20