Specifications

Shanghai Yancan Electronic Technology Co.,Ltd.
Dual Mode Bluetooth
Pin Name I/O Description
Triac control 2
Current: 16 mA sink
P33 i
nput
GPIO: P33
A/D converter input 6
Quadrature: QDX1
SPI_1: MOSI (slave only)
Auxiliary clock output: ACLK1
Peripheral UART: puart_rx
8 NC -- No connection
9
BT_CLK_REQ output This pin is used for shared-clock applications.
P4 input
GPIO: P4
Quadrature: QDY0
Peripheral UART: puart_rx
SPI_1: MOSI (master and slave)
IR_TX
P24 input
GPIO: P24
SPI_1: SPI_CLK (master and slave)
Peripheral UART: puart_tx
10
P36 input
GPIO: P36
A/D converter input 3
Quadrature: QDZ0
SPI_1: SPI_CLK (master and slave)
Auxiliary Clock Output: ACLK0
External
T/R
switch
control:
~tx_pd
P38 i
nput
GPIO: P38
A/D converter input 1
SPI_1: MOSI (master and slave)
IR_TX
11
I2S_DO/PCM_OUT IO PCM/I2S data output
P3 input
GPIO: P3
Quadrature: QDX1
Peripheral UART: puart_cts
SPI_1:
SPI_CLK
(master
and
slave)
P29(PWM3) i
nput
GPIO: P29
Optical control output: QOC3
A/D converter input 10
LED2
Current:
16
mA
sink
P35 i
nput
GPIO: P35
A/D converter input 4
Quadrature: QDY1
Peripheral UART: puart_cts
BSC: SDA
12
I2S_DI/PCM_IN IO PCM/I2S data input
P12 input
GPIO: P12
A/D converter input 23