add hardware abstraction layer for ESP32 DevKit V1

.github/workflows/compile-all-hardware.yml

@@ -60,6 +60,7 @@ jobs:
           - HW_LILYGO
           - HW_STARK
           - HW_3LB
+          - HW_DEVKIT
 
     # This is the platform GitHub will use to run our workflow.
     runs-on: ubuntu-latest

Software/USER_SETTINGS.h

@@ -58,6 +58,7 @@
 //#define HW_LILYGO
 //#define HW_STARK
 //#define HW_3LB
+//#define HW_DEVKIT
 
 /* Contactor settings. If you have a battery that does not activate contactors via CAN, configure this section */
 #define PRECHARGE_TIME_MS 500  //Precharge time in milliseconds. Modify to suit your inverter (See wiki for more info)

Software/src/devboard/hal/hal.h

@@ -9,6 +9,8 @@
 #include "hw_stark.h"
 #elif defined(HW_3LB)
 #include "hw_3LB.h"
+#elif defined(HW_DEVKIT)
+#include "hw_devkit.h"
 #endif
 
 #endif

Software/src/devboard/hal/hw_devkit.h

@@ -0,0 +1,93 @@
+#ifndef __HW_DEVKIT_H__
+#define __HW_DEVKIT_H__
+
+/*
+ESP32 DevKit V1 development board with 30 pins.
+For more information, see: https://lastminuteengineers.com/esp32-pinout-reference/.
+
+The pin layout below supports the following:
+- 1x RS485
+- 2x CAN (1x via SN65HVD230 (UART), 1x via MCP2515 (SPI))
+- 1x CANFD (via MCP2518FD (SPI))
+*/
+
+// Board boot-up time
+#define BOOTUP_TIME 1000  // Time in ms it takes before system is considered fully started up
+
+// Core assignment
+#define CORE_FUNCTION_CORE 1
+#define MODBUS_CORE 0
+#define WIFI_CORE 0
+
+// RS485
+#define RS485_TX_PIN GPIO_NUM_1
+#define RS485_RX_PIN GPIO_NUM_3
+
+// CAN settings
+#define CAN_1_TYPE ESP32CAN
+//#define CAN_2_TYPE MCP2515
+//#define CAN_3_TYPE MCP2518FD
+
+// CAN1 PIN mappings, do not change these unless you are adding on extra hardware to the PCB
+#define CAN_TX_PIN GPIO_NUM_27
+#define CAN_RX_PIN GPIO_NUM_26
+
+// CAN_ADDON defines
+#define MCP2515_SCK GPIO_NUM_22   // SCK input of MCP2515
+#define MCP2515_MOSI GPIO_NUM_21  // SDI input of MCP2515
+#define MCP2515_MISO GPIO_NUM_19  // SDO output of MCP2515
+#define MCP2515_CS GPIO_NUM_18    // CS input of MCP2515
+#define MCP2515_INT GPIO_NUM_23   // INT output of MCP2515
+
+// CANFD_ADDON defines
+#define MCP2517_SCK GPIO_NUM_33  // SCK input of MCP2517
+#define MCP2517_SDI GPIO_NUM_32  // SDI input of MCP2517
+#define MCP2517_SDO GPIO_NUM_35  // SDO output of MCP2517 | Pin 35 is input only, without pullup/down resistors
+#define MCP2517_CS GPIO_NUM_25   // CS input of MCP2517
+#define MCP2517_INT GPIO_NUM_34  // INT output of MCP2517 | Pin 34 is input only, without pullup/down resistors
+
+// Contactor handling
+#define POSITIVE_CONTACTOR_PIN GPIO_NUM_5
+#define NEGATIVE_CONTACTOR_PIN GPIO_NUM_16
+#define PRECHARGE_PIN GPIO_NUM_17
+
+// SMA CAN contactor pins
+#define INVERTER_CONTACTOR_ENABLE_PIN GPIO_NUM_14
+
+// LED
+#define LED_PIN GPIO_NUM_4
+#define LED_MAX_BRIGHTNESS 40
+#define INVERTER_CONTACTOR_ENABLE_LED_PIN GPIO_NUM_2
+
+// Equipment stop pin
+#define EQUIPMENT_STOP_PIN GPIO_NUM_12
+
+// BMW_I3_BATTERY wake up pin
+#ifdef BMW_I3_BATTERY
+#define WUP_PIN1 GPIO_NUM_25  // Wake up pin for battery 1
+#ifdef DOUBLE_BATTERY
+#define WUP_PIN2 GPIO_NUM_32  // Wake up pin for battery 2
+#endif                        // DOUBLE_BATTERY
+#endif                        // BMW_I3_BATTERY
+
+/* ----- Error checks below, don't change (can't be moved to separate file) ----- */
+#ifndef HW_CONFIGURED
+#define HW_CONFIGURED
+#else
+#error Multiple HW defined! Please select a single HW
+#endif  // HW_CONFIGURED
+
+#ifdef CHADEMO_BATTERY
+#error CHADEMO pins are not defined for this hardware.
+#endif  // CHADEMO_BATTERY
+
+#ifdef BMW_I3_BATTERY
+#if defined(WUP_PIN1) && defined(CANFD_ADDON)
+#error GPIO PIN 25 cannot be used for both BMWi3 Wakeup and a CANFD addon board using these pins. Choose between BMW_I3_BATTERY and CANFD_ADDON
+#endif  // defined(WUP_PIN1) && defined(CANFD_ADDON)
+#if defined(WUP_PIN2) && defined(CANFD_ADDON)
+#error GPIO PIN 32 cannot be used for both BMWi3 Wakeup and a CANFD addon board using these pins. Choose between BMW_I3_BATTERY and CANFD_ADDON
+#endif  // defined(WUP_PIN2) && defined(CANFD_ADDON)
+#endif  // BMW_I3_BATTERY
+
+#endif  // __HW_DEVKIT_H__

Software/src/devboard/webserver/webserver.cpp

@@ -563,7 +563,10 @@ String get_firmware_info_processor(const String& var) {
 #endif  // HW_STARK
 #ifdef HW_3LB
     doc["hardware"] = "3LB board";
-#endif  // HW_STARK
+#endif  // HW_3LB
+#ifdef HW_DEVKIT
+    doc["hardware"] = "ESP32 DevKit V1";
+#endif  // HW_DEVKIT
 
     doc["firmware"] = String(version_number);
     serializeJson(doc, content);