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Pin Name
Pin Number Description
GND
PIO4
PIO5
PIO6
PIO7
PIO8
AIO1
AIO0
RESET
GND
GND
PIO10
PIO11
PIO12
PIO13
GND
VDD
GND
VDD_Flash
VDD_USB
+1.8V
GND
USB_DP
USB_DN
WP#
GND
UART_RX
UART_TX
PCM_IN
PCM_SYNC
PCM_CLK
PCM_OUT
SPI_CSB
SPI_MOSO
SPI_CLK
1
Ground
2
3
Programmable input/output line
4
5
6
7
Analogue programmable input/output
8
9
System Reset(Low Active)
10
Ground
11
Ground
12
13
Programmable input/output line
14
15
16
Ground
Positive supply for SPI/PCM ports and PIO[15:4]
17
and BC05 MM Flash Pads, Connect to 3.3V
18
Ground
19
Positive supply for Flash Memory ,Connect to 3.3V
20
Positive supply for UART/USB ports
21
Switch-mode power regulator output
22
Ground
USB data plus with selectable internal 1.5k Ω
23
pull-up resistor
24
USB data minus
25
Flash write protect(Low Active)
26
Ground
27
UART data input
28
UART data output
29
Synchronous data input
30
Synchronous data sync
31
Synchronous data clock
32
Synchronous data output
33
Chip select for SPI, active low
34
SPI data output
35
SPI clock
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