Pin Symbol Type
Description
C9 AOSDATA1 I/O
Multiple function:
(1) Audio output serial data 1
(2) Audio output master clock
(3) Micophone input master clock
(4) Video out DE signal
(5) External Interrupt 1
(6) 3th RS232 TX
(7) Slave I2C clock
(8) PWM control signal output
(9) Ethernet Activity LED
(10) GPIO
C8 AOSDATA2 I/O
Multiple function:
(1) Audio output serial data 2
(2) Audio output bit clock
(3) Microphone input bit clock
(4) Video out DE signal
(5) External Interrupt 4
(6) 3th RS232 RX
(7) Slave I2C data
(8) PWM control signal output
(9) Ethernet Duplex LED
(10) 1st Audio DAC mute
(11) GPIO
D7 AOSDATA3
I/O,
5V
Multiple function:
(1) Audio output serial data 3
(2) Audio output left-right clock
(3) Microphone input left-right clock
(4) Video out DE signal
(5) External Interrupt 2
(6) 2nd RS232 TX
(7) Slave I2C clock
(8) PWM control signal output
(9) Ethernet Speed LED
(10) GPIO
C7 AOSDATA4
I/O,
5V
Multiple function:
(1) Audio output serial data 4
(2) Audio line input data
(3) Microphone input data
(4) Video out DE signal
(5) External Interrupt 1
(6) 2nd RS232 RX
(7) Slave I2C data
(8) PWM control signal output
(9) Ethernet Link LED
(10) GPIO
9-7
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