Table of Contents
Advertisement
PRODUCT USER GUIDE
CR Value
IO Name
Default*
0000
0001*
0010
0011
SDIO_DAT1
0100
0101
0110
0111
0000
0001*
0010
0011
SDIO_DAT2
0100
0101
0110
0111
0000
0001*
0010
0011
SDIO_DAT3
0100
0101
0110
0111
0000
0001*
0010
0011
GPIO_B_0
0100
0101
0110
0111
Name
GPIO[9]
SDIO_DAT1
MSDC0_DAT1
SPIM0_MOSI
UART0_CTS
DEBUG_3
ANT_SEL3
CM33_GPIO_EINT1
GPIO[10]
SDIO_DAT2
MSDC0_DAT2
I2SIN_DAT0
UART0_RX
DEBUG_4
I2C0_SCL
CM33_GPIO_EINT2
GPIO[11]
SDIO_DAT3
MSDC0_DAT3
I2SO_DAT0
UART0_TX
DEBUG_5
I2C0_SDA
CM33_GPIO_EINT3
GPIO[12]
CONN_BGF_UART0_TXD
MSDC0_RST
CONN_BT_TXD
WIFI_TXD
DEBUG_6
ANT_SEL3
CM33_GPIO_EINT4
www.acsip.com.tw
Default
Dir
Dir
PU/PD
I/O
GPIO9
I/O
SDIO Data[1]
I/O
MSDC0 Data[1]
O
SPI0 (Master) Output
I
PU
I
UART0 CTS
O
Debug Signal 3
O
Antenna Select 3
I
CM33 EINT1
I/O
GPIO 10
I/O
SDIO Data[2]
I/O
MSDC0 Data[2]
I
I2S In Data0
I
PU
I
UART0 RX
O
Debug Signal 4
O
I2C0 Clock
I
CM33 EINT2
I/O
GPIO 11
I/O
SDIO Data[3]
I/O
MSDC Data[3]
O
I2SO Data
I
PU
O
UART0 TX
O
Debug Signal 5
I/O
I2C0 Data
I
CM33 EINT3
I/O
GPIO 12
O
BT General UART TX
O
MSDC0 Reset
O
BT Debug UART TX
O
PU
O
Wi-Fi Debug UART TX
O
Debug Signal 6
O
Antenna Select 3
I
CM33 EINT4
Product Name
Version
Doc No
Date
Page
Description
EK-AI7931LD
E
912-13802
2022/11/14
19 / 26
Advertisement
Table of Contents
