Board - Paris Air Hero 32 / Acro Naze 32 Mini

This board uses the same firmware as the Naze32 board.

Sensors

MPU6500 via SPI interface.

Ports

6 x 3pin ESC / Servo outputs 1 x 8pin JST connector (PPM/PWM/UART2) 1 x 4pin JST connector (UART3/I2C)

Pinouts

The 10 pin RC I/O connector has the following pinouts when used in RX_PPM/RX_SERIAL mode.

From right to left when looking at the socket from the edge of the board.

Pin Function Notes
1 Ground
2 +5V
3 RX_PPM Enable feature RX_PPM
4 RSSI_ADC Enable feature RSSI_ADC. Connect to the output of a PWM-RSSI conditioner, 0v-3.3v input
5 USART2 TX
6 USART2 RX Built-in inverter
7 LED_STRIP Enable feature LED_STRIP
8 unused

When SOFTSERIAL is enabled, LED_STRIP and CURRENT_METER are unavailable, but one SoftSerial port is made available to use instead.

Pin Function Notes
7 SOFTSERIAL1 RX Enable feature SOFTSERIAL
8 SOFTSERIAL1 TX

Serial Ports

Value Identifier RX TX Notes
1 USART1 RX / PA10 TX / PA9 / TELEM TELEM output is always inverted (for FrSky). Internally connected to USB port via CP2102 IC
2 USART2 RC4 / PA3 RC3 / PA2
3 USART3 F3 / PB11 F2 / PB10 Flex port is configured as UART3 when port is configured
4 SOFTSERIAL1 RC5 / PA6 RC6 / PA7