Data Sheet

BIT module Datasheet
B14
RXD2/PWM3
I/O
串⼝2数据接收/PWM通道3
B15
SD_WP
I
write protect, 1: protect, 0: write
B16
SD_CD
I
insert detect, 1: not insert, 0: insert
B17
SD_D1
I/O
SDIO data 1
B18
SD_D0
I/O
SDIO data 0
B19
SD_CLK
O
SDIO clock
B20
SD_CMD
O
SDIO command
B21
SD_D3
I/O
SDIO data 3
B22
SD_D2
I/O
SDIO data 2
B23
GND
P
Power ground
B24
UD_P
I/O
USB data positive
B25
UD_N
I/O
USB data negative
C1
GND
P
Power ground
C2
RF
A
RF
C3
GND
P
Power ground
C4
GND
P
Power ground
C5
UART_RXD1
I
Serial port1 data in
C6
UART_TXD1
O
Serial port1 data out
C7
WLED_N
O
WIFI LED, low active
C8
LINK0
O
PORT0 LED, low active
C9
GPIO42/LINK1
I/O
GPIO42/PORT1 LED, low active
C10
GPIO41/LINK2
I/O
GPIO41/PORT2 LED, low active
C11
PCIE_CKP0
O
PCIE bus clock out positive
C12
PCIE_CKN0
O
PCIE bus clock out negative
C13
PCIE_RXN0
I
PCIE bus data receive negative
C14
PCIE_RXP0
I
PCIE bus data receive positive
C15
PCIE_TXP0
O
PCIE bus data send positive
C16
PCIE_TXN0
O
PCIE bus data send negative
C17
3.3VD
P
3.3V Power
C18
GND
P
Power ground
C19
GPIO40/LINK3
I/O
GPIO40/PORT3 LED, low active
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Beijing Widora Technology Co., Ltd.