MATEKSYS F722-SE

Full details on the MATEKSYS F722-SE can be found on the Matek Website: mateksys.com/?portfolio=f722-se. Betaflight Target: MATEKF722SE

Hardware Specs

• Mass: ~10g
• PCB Size: 36x46mm
  • 30x30mm Hole pattern (M4 size, M3 size with rubber isolators)

FC Specs

• Processors and Sensors
  • MCU: STM32F722RET6
  • IMU: MPU6000(Gyro1) & ICM20602(Gyro2) connected via SPI1
  • Baro: BMP280 (connected via I2C1)
  • OSD: BetaFlight OSD (AT7456E connected via SPI2)
• Blackbox: MicroSD card slot (connected via SPI3)
• 5 UARTs (1,2,3,4,6)
• 8 DShot outputs
• 2 PINIO (VTX power switcher/user1 and 2 camera switcher/user2)

Integrated PDB Specs

• Input: 6-36v (3-8S LiPo)
• ESC Pads: Rated 4x35A per ESC pad set (4x46A burst)
• Voltage Regulators:
  • 5v BEC: 2A continuous load (3A burst)
  • 3.3v LDO: max load: 200mA
• Power Sense:
  • Current Sensor: Rated for 184A (Suggested scale value 179)
  • Voltage Sensor: 1:10 signal output ratio (Suggested scale value 110)

Status LEDs

LED	Color	Color Codes
LED0	Blue	FC Status
LED1	Green	FC Status
LED3.3	Red	3v3 Status

Pinout

Pads are organised into two large banks of pads on left and right sides of board with a couple sets of pads on the underside of the board and ESC related connections near the board corners.

          __________
         /  U    U  \
/-----------------------------\
|oE                         Eo|
|SC                         SC|
|                             |
| P                        P  |
| A                        A  |
| D                        D  |
| S                        S  |
|                             |
|ES                         ES|
|oC                         Co|
\------------[USB]------------/

Pad Silkscreen Label	Function	Notes
+ / -	Battery In	6-36vDC LiPo Power input (Battery +/- and 4-in-1 ESC +/- pads)
S1-S8	ESC Out	(1-4 near ESC power connections, 5-8 on right side) Supports PWM, Oneshot, Multishot, DSHOT
GND, S1-S4	ESC Out	(Rear of board) 4-in-1 ESC Out
VBat GND	VBAT Out	VBAT power pad (marked for VTX), power ON/OFF can be switched via PINIO1(PC8)
CURR	Current Sense	Current Sensor I/O pin (output from onboard sensor or input from external sensor)
5V		Out from internal 5v BEC (rated 2A continuous, 3A burst)
3V3		Out from 3v3 regulator (rated 200mA)
4V5		Out from 4v4~4v8, 0.5A (power is also supplied when connected via USB)
G	GND
LED	WS2812 Signal
Bz-, 5V	Buzzer
CL, DA	I2C1	I2C connection marked for a magnetometer but could be used for whatever
VTX	VTX	VTX: Video out
C1/C2	Camera	C1: camera-1 IN, C1: camera-2 IN, 2 camera video can be switched via PINIO2(PC9)
RX1, TX1	UART1
TX2	UART2-TX
RX2	UART2-RX	RX connection for Spektrum DSMX or DSM2, FlySky iBUS, or PPM (Disable UART2 for PPM)
RX3, TX3	UART3	TX3 can be used for VTX control
RX4, TX4	UART4	RX4 pin PA1 can be remapped for camera control(PWM)
TX6	UART6-TX
RX6	UART6-RX	(One per board corner) Duplicates of RX6 pad for ESC Telemetry
Rssi	RSSI	FrSky RSSI input from RX (Rear of board)
PA4	ADC/DAC	EXTERNAL1ADC_PIN (_Rear of board)
D+, D-. VBus	USB pins	(Rear of board)