Finalized MotorGo variant files

Author: SwapnilPande

variants/motorgo_plink/pins_arduino.h

@@ -6,29 +6,29 @@
 #define USB_VID 0x303A
 #define USB_PID 0x1001
 
-#define DRIVER_VOLTAGE_LIMIT 17.0f
-#define DRIVER_CURRENT_LIMIT 2.0f
+#define DRIVER_VOLTAGE_LIMIT 15.0f
+#define DRIVER_CURRENT_LIMIT 1.5f
 
 // A flag to indicate a GPIO pin is not set
 #define MOTORGO_GPIO_NOT_SET 0xFF
 
 // Built-in LED available to user
-static const uint8_t LED_BUILTIN = 44;
+static const uint8_t LED_BUILTIN = 42;
 // backward compatibility
 #define BUILTIN_LED LED_BUILTIN
 #define LED_BUILTIN LED_BUILTIN
 
 // Status LED
-static const uint8_t LED_STATUS = 43;
+static const uint8_t LED_STATUS = 41;
+#define STATUS_LED LED_STATUS
 
-// TODO: Confirm these are correct
-static const uint8_t TX = 4;
-static const uint8_t RX = 43;
+static const uint8_t TX = 43;
+static const uint8_t RX = 44;
 
 // SPI
-static const uint8_t MOSI = 48;
-static const uint8_t MISO = 39;
-static const uint8_t SCK = 40;
+static const uint8_t MOSI = 35;
+static const uint8_t MISO = 48;
+static const uint8_t SCK = 47;
 static const uint8_t SS = 21;
 
 // Qwiic
@@ -64,6 +64,4 @@ static const uint8_t CH4_ENC_CS = 9;
 static const uint8_t M4_PH = 12;
 static const uint8_t M4_EN = 11;
 
-// Analog pins?
-
 #endif /* Pins_Arduino_h */

variants/motorgo_plink/variant.cpp

@@ -0,0 +1,59 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2021 Ha Thach (tinyusb.org) for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "esp32-hal-gpio.h"
+#include "pins_arduino.h"
+
+extern "C"
+{
+  // Initialize variant/board, called before setup()
+  void initVariant(void)
+  {
+    pinMode(LED_BUILTIN, OUTPUT);
+    pinMode(LED_STATUS, OUTPUT);
+
+    digitalWrite(LED_BUILTIN, HIGH);
+    digitalWrite(LED_STATUS, LOW);
+
+    // Set motor pins
+    pinMode(M1_PH, OUTPUT);
+    pinMode(M1_EN, OUTPUT);
+    pinMode(M2_PH, OUTPUT);
+    pinMode(M2_EN, OUTPUT);
+    pinMode(M3_PH, OUTPUT);
+    pinMode(M3_EN, OUTPUT);
+    pinMode(M4_PH, OUTPUT);
+    pinMode(M4_EN, OUTPUT);
+
+    // Set all to LOW
+    digitalWrite(M1_PH, LOW);
+    digitalWrite(M1_EN, LOW);
+    digitalWrite(M2_PH, LOW);
+    digitalWrite(M2_EN, LOW);
+    digitalWrite(M3_PH, LOW);
+    digitalWrite(M3_EN, LOW);
+    digitalWrite(M4_PH, LOW);
+    digitalWrite(M4_EN, LOW);
+  }
+}