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Copyright © Parallax Inc.
ELEV-8 Flight Controller (#80204)
v1.2 1/4/2017 Page 9 of 10
WARNING! It is the user responsibility to ensure that use of the
accessory power does NOT overload the Flight Controller, as that can
make it unsafe for flight.
Propeller I/O Pin Assignments
I/O Pin
Default Firmware Alias
Function
P0
PIN_RC_4
Receiver port 5
P1
PIN_RC_5
Receiver port 6
P2
PIN_RC_6
Receiver port 7
P3
PIN_RC_7
Receiver port 8
P4
PIN_LED
RGB LED
P5
PIN_CS_M
SPI CS (Magnetometer, active low
chip select)
P6
PIN_CS_AG
SPI CS (Accelerometer & gyro, active
low chip select)
P7
PIN_SDO
SPI SDO (Data Out)
P8
PIN_SDI
SPI SDI (Data In)
P9
PIN_SCL
SPI SCL (Clock)
P10
PIN_CS_ALT
SPI CS (Altimeter, active low chip
select)
P11
PIN_BUZZER_1
Piezo buzzer
P12
PIN_MOTOR_FL
ESC port 1 (Motor Front-Left)
P13
PIN_MOTOR_FR
ESC port 2 (Motor Front-Right)
P14
PIN_MOTOR_BR
ESC port 3 (Motor Back-Right)
P15
PIN_MOTOR_BL
ESC port 4 (Motor Back-Left)
P16
PIN_VBATT
Battery monitor (RCTIME)
P17
PIN_MOTOR_AUX1
ESC port 5 (Aux 1)
P18
PIN_MOTOR_AUX2
ESC port 6 (Aux 2)
P19
PIN_XP_RX
Serial Expansion Bus (XP) RX
P20
PIN_XP_TX
Serial Expansion Bus (XP) TX
P21
PIN_XBEE_RX
RF module RX (Data In)
P22
PIN_XBEE_TX
RF module TX (Data Out)
P23
PIN_XBEE_ASSOC
RF module ASC (High when module
associated)
P24
PIN_RC_2
Receiver port 3