Apr.2022.
IMU ICM42688-P(V3)+ICM42605 instead of MPU6000(V2)+ICM42605
Same functions, layout, wiring schematic & I/O mapping.
More details, pls read “Tips & Notes”.
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FC Specifications

MCU: STM32H743VIT6, 480MHz , 1MB RAM, 2MB Flash
IMU: MPU6000 (SPI1) & ICM42605 (SPI4)
Baro: Infineon DPS310 (I2C2)
OSD: AT7456E (SPI2)
Blackbox: MicroSD card slot (SDIO)
7x Uarts (1,2,3,4,6,7,8) with built-in inversion.
13x PWM outputs(including “LED” pad)
2x I2C
1x CAN
6x ADC (VBAT, Current, RSSI, Analog AirSpeed, VB2, CU2)
3x LEDs for FC STATUS (Blue, Red) and 3.3V indicator(Red)
1x SPI3 breakout
USB/Beep Extender with Type-C(USB2.0)
Dual Camera Inputs switch
5V/9V(12V) for Camera/VTX power switch
High-precision Current Sense (90A continuous, 220A peak)
Battery Voltage Sensor: 1K:10K (Scale 1100 in INAV, BATT_VOLT_MULT 11.0 in ArduPilot)
ADC VB2 voltage divider: 1K:20K
ADC AirSpeed voltage divider: 20K:20K
Static power 160mA@5V

FC Firmware
ArduPilot(ChiBiOS): MATEKH743
INAV: MATEKH743

PDB
Input voltage range: 8~36V (3~8S LiPo) w/TVS protection
2x ESC power pads
Current Senor: 220A, 3.3V ADC (Scale 150 in INAV, 66.7 A/V in ArduPilot)
Sense resistor: 90A continuous, 220A peak.

BEC 5V output
Designed for Flight controller, Receiver, OSD, Camera, Buzzer, 2812 LED_Strip, Buzzer, GPS module, AirSpeed
Output 5.15 +/- 0.1V DC
Continuous current 2 Amps, 3A Peak

BEC 9V /12V output
Designed for Video Transmitter, Camera, Gimbal ect.
Continuous current 2 Amps, 3A Peak
12V option with Jumper pad

Physical
Mounting: 30.5 x 30.5mm, Φ4mm with Grommets Φ3mm
Dimensions: 54 x 36 x 13 mm
Weight: 30g with USB extender

Including
1x H743-WING
1x USB(Type-C)/Beep (Passive buzzer) Extender
1x 20cm JST-SH-6P to JST-SH-6P cable for USB extender.
2x 20cm JST-GH-4P to JST-GH-4P cable for CAN & I2C port
1x Rubycon ZLH 35V 470uF capacitor
Dupont 2.54 pins