target: add CIPHERWINGF4 (STM32F405)

src/main/target/CIPHERWINGF4/CMakeLists.txt

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+target_stm32f405xg(CIPHERWINGF4)
+
+
+

src/main/target/CIPHERWINGF4/target.c

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+/*
+ * Cipherwing F4 target (custom OmnibusF4 variant)
+ * Motor and LED timer mapping.
+ */
+
+#include <platform.h>
+#include "drivers/io.h"
+#include "drivers/pwm_mapping.h"
+#include "drivers/timer.h"
+
+timerHardware_t timerHardware[] = {
+    // ===== Motors (8 outputs) =====
+    DEF_TIM(TIM3,  CH3, PB0,  TIM_USE_OUTPUT_AUTO, 0, 0), // M1
+    DEF_TIM(TIM3,  CH4, PB1,  TIM_USE_OUTPUT_AUTO, 0, 0), // M2
+    DEF_TIM(TIM8,  CH3, PC8,  TIM_USE_OUTPUT_AUTO, 0, 0), // M3
+    DEF_TIM(TIM8,  CH4, PC9,  TIM_USE_OUTPUT_AUTO, 0, 0), // M4
+    DEF_TIM(TIM12, CH1, PB14, TIM_USE_OUTPUT_AUTO, 0, 0), // M5
+    DEF_TIM(TIM1,  CH1, PA8,  TIM_USE_OUTPUT_AUTO, 0, 0), // M6
+    DEF_TIM(TIM12, CH2, PB15, TIM_USE_OUTPUT_AUTO, 0, 0), // M7
+    DEF_TIM(TIM4,  CH2, PB7,  TIM_USE_OUTPUT_AUTO, 0, 0), // M8
+
+    // ===== LED strip =====
+    DEF_TIM(TIM4,  CH1, PB6,  TIM_USE_LED,         0, 0),
+};
+
+const int timerHardwareCount = sizeof(timerHardware) / sizeof(timerHardware[0]);
+

src/main/target/CIPHERWINGF4/target.h

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+/*
+ * INAV Target: Cipherwing F4 (custom OmnibusF4 variant)
+ * Author: CypherWing (Jeevesh Singh Vishwavijay)
+ *
+ * Notes:
+ * - Unique board ID "CYF4"
+ * - UARTs remapped per your layout
+ * - 8-motor timer map
+ */
+
+#pragma once
+
+/* -------- Board ID / USB name -------- */
+#define TARGET_BOARD_IDENTIFIER "CYF4"
+#define USBD_PRODUCT_STRING     "Cipherwing F4"
+
+/* -------- LEDs / BEEPER -------- */
+#define LED0                    PB5
+#define BEEPER                  PB4
+#define BEEPER_INVERTED
+
+/* -------- I2C (external sensor bus) -------- */
+#define USE_I2C
+#define USE_I2C_DEVICE_1
+#define I2C1_SCL                PB8
+#define I2C1_SDA                PB9
+#define I2C_EXT_BUS             BUS_I2C1
+
+/* -------- IMUs (share SPI1 CS) -------- */
+#define USE_IMU_MPU6000
+#define MPU6000_SPI_BUS         BUS_SPI1
+#define MPU6000_CS_PIN          PA4
+#define IMU_MPU6000_ALIGN       CW180_DEG
+
+#define USE_IMU_ICM20689
+#define ICM20689_SPI_BUS        MPU6000_SPI_BUS
+#define ICM20689_CS_PIN         MPU6000_CS_PIN
+#define IMU_ICM20689_ALIGN      IMU_MPU6000_ALIGN
+
+#define USE_IMU_ICM42605
+#define ICM42605_SPI_BUS        MPU6000_SPI_BUS
+#define ICM42605_CS_PIN         MPU6000_CS_PIN
+#define IMU_ICM42605_ALIGN      IMU_MPU6000_ALIGN
+
+/* -------- MAG / BARO via I2C1 -------- */
+#define USE_MAG
+#define USE_MAG_ALL
+#define MAG_I2C_BUS             I2C_EXT_BUS
+
+#define USE_BARO
+#define USE_BARO_BMP085
+#define USE_BARO_BMP280
+#define USE_BARO_MS5611
+#define BARO_I2C_BUS            I2C_EXT_BUS
+
+/* -------- USB / VBUS -------- */
+#define USE_VCP
+#define VBUS_SENSING_PIN        PC5
+#define VBUS_SENSING_ENABLED
+
+/* -------- UARTs --------
+ *   UART1: RX=PA10, TX=PA9
+ *   UART2: RX=PA3,  TX=PA2
+ *   UART3: RX=PB11, TX=PB10
+ *   UART4: RX=PA1,  TX=PA0   (⚠️ PA0 also used by ADC on classic OMNIBUS; see ADC section)
+ *   UART5: RX=PD2,  TX=PC12
+ *   UART6: RX=PC7,  TX=PC6
+ */
+#define USE_UART1
+#define UART1_RX_PIN            PA10
+#define UART1_TX_PIN            PA9
+
+#define USE_UART2
+#define UART2_RX_PIN            PA3
+#define UART2_TX_PIN            PA2
+
+#define USE_UART3
+#define UART3_RX_PIN            PB11
+#define UART3_TX_PIN            PB10
+
+#define USE_UART4
+#define UART4_RX_PIN            PA1
+#define UART4_TX_PIN            PA0
+
+#define USE_UART5
+#define UART5_RX_PIN            PD2
+#define UART5_TX_PIN            PC13
+
+#define USE_UART6
+#define UART6_RX_PIN            PC7
+#define UART6_TX_PIN            PC6
+
+/* VCP + UART1..6 */
+#define SERIAL_PORT_COUNT       7
+#define DEFAULT_RX_TYPE         RX_TYPE_SERIAL
+#define SERIALRX_PROVIDER       SERIALRX_SBUS
+#define SERIALRX_UART           SERIAL_PORT_USART1
+
+/* -------- SPI buses -------- */
+#define USE_SPI
+#define USE_SPI_DEVICE_1
+#define USE_SPI_DEVICE_3
+#define SPI3_NSS_PIN            PB3
+#define SPI3_SCK_PIN            PC10
+#define SPI3_MISO_PIN           PC11
+#define SPI3_MOSI_PIN           PC12
+
+/* -------- OSD (MAX7456 on SPI3) -------- */
+#define USE_MAX7456
+#define MAX7456_SPI_BUS         BUS_SPI3
+#define MAX7456_CS_PIN          PA15
+
+/* -------- Blackbox Flash (M25P16 on SPI3) -------- */
+#define USE_FLASHFS
+#define USE_FLASH_M25P16
+#define ENABLE_BLACKBOX_LOGGING_ON_SPIFLASH_BY_DEFAULT
+#define M25P16_SPI_BUS          BUS_SPI3
+#define M25P16_CS_PIN           SPI3_NSS_PIN
+
+/* -------- ADCs --------
+ * Omnibus defaults:
+ *  - PC2 = VBAT
+ *  - PC1 = CURRENT
+ *  - PA0 = RSSI analog
+ *
+ * ⚠️ If you intend to USE UART4 (TX on PA0), don't assign RSSI to PA0.
+ *    Either disable RSSI_ADC or move UART4 to another port (not typical).
+ */
+#define USE_ADC
+
+// Define analog-capable pins
+#define ADC_CHANNEL_1_PIN               PC2   // VBAT
+#define ADC_CHANNEL_2_PIN               PC1   // RSSI
+
+// Map INAV analog channels
+#define VBAT_ADC_CHANNEL                ADC_CHN_1
+#define RSSI_ADC_CHANNEL                ADC_CHN_2
+
+/* -------- LED Strip (WS2812) -------- */
+#define USE_LED_STRIP
+#define WS2811_PIN                      PB6   /* keeps PA1 free for UART4 RX */
+
+/* -------- Misc / defaults -------- */
+#define DISABLE_RX_PWM_FEATURE
+#define USE_SERIAL_4WAY_BLHELI_INTERFACE
+#define DEFAULT_FEATURES (FEATURE_BLACKBOX | FEATURE_VBAT | FEATURE_OSD)
+
+/* -------- Motors / DSHOT -------- */
+#undef  MAX_PWM_OUTPUT_PORTS
+#undef  TARGET_MOTOR_COUNT
+#define MAX_PWM_OUTPUT_PORTS    8
+#define TARGET_MOTOR_COUNT      8
+#define USE_DSHOT
+#define USE_ESC_SENSOR
+
+/* -------- IO masks -------- */
+#define TARGET_IO_PORTA         0xffff
+#define TARGET_IO_PORTB         0xffff
+#define TARGET_IO_PORTC         0xffff
+#define TARGET_IO_PORTD         0xffff
+