36x36mm board with 30.5mm mounting holes
STM32F303 CPU, 72Mhz inc FPU
High-Capacity Flash (Acro and Deluxe)
MPU6050 accelerometer/gyro
MS5611 barometer (Deluxe only)
HMC5883 compass (Deluxe only)
2x 8pin JST-SH sockets (PPM, PWM, SERIAL RX, GPIO, ADC, 3V, 5V, GND)
1x 4pin JST-SH socket for SWD debugging
1x 5pin JST-SH socket for Flash firmware and Configuration (Connect to the CP2104 uart to usb tool)
8x 3pin though-holes for pin headers for ESC/Servo connections
4x 2pin though-holes for pin headers for 1x serial port and i2c port
8x 1pin though-holes for pin headers for battery voltage/buzzer/Video in/Video out