Product Name
EK-AI7933CLD
Version
A
Doc No
912-13903
Date
2022/04/29
Page
20 /26
PRODUCT USER GUIDE
www.acsip.com.tw
IO Name CR Value Default*
Name
Dir
Default
Description
Dir
PU/PD
GPIO_B_6
0000
GPIO[18]
I/O
O
PU
GPIO 18
0001 *
CONN_BT_TXD
O
0010
UART0_TX
O
UART0 TX
0011
TDMIN_BCK
I
0100
DMIC_DAT0
I
DMIC DAT0
0101
UART1_RX
I
UART1 Control
0110
IR_IN
I
0111
CM33_GPIO_EINT10
I
CA33 EINT10
GPIO_B_7
0000
GPIO[19]
I/O
O
PD
GPIO 19
0001 *
WIFI_TXD
O
0010
UART0_RTS
O
UART0 Control
0011
I2C1_SDA
I
I2C1 Data
0100
I2SIN_LRCK
O
I2SRX LRCK
0101
UART1_TX
O
UART1 TX
0110
PTA_EXT_IF_FREQ
I
0111
CM33_GPIO_EINT11
I
CA33 EINT11
GPIO_B_8
0000
GPIO[20]
I/O
I
PD
GPIO 20
0001 *
CONN_WF_MCU_AICE_TCK
C
I
0010
UART0_CTS
I
UART0 Control
0011
I2C1_SCL
I
I2C1 clock
0100
I2SIN_BCK
O
I2SRX BCK
0101
DEBUG_12
O
Debug signal
0110
PTA_EXT_IF_FACT
I
0111
CM33_GPIO_EINT12
I
CA33 EINT12
GPIO_B_9
0000
GPIO[21]
I/O
I
PU
GPIO 21
0001 *
CONN_WF_MCU_AICE_TMS
C
I/O
0010
PTA_EXT_IF_PRI
I/O
0011
TDMIN_LRCK
I/O
0100
DMIC_DAT1
I
DMIC DAT1
0101
DEBUG_13
O
Debug signal
0110
ANT_SEL9
O
Antenna Select 9
0111
CM33_GPIO_EINT13
I
CA33 EINT13
GPIO_B_10
0000
GPIO[22]
I/O
I
PD
GPIO 22
0001 *
CONN_BGF_MCU_AICE_TCK
C
I
0010
PTA_EXT_IF_WLAN_ACT
O
0011
TDMIN_DI
I
0100
DMIC_DAT2
I
DMIC Data2
0101
DEBUG_14
O
Debug signal
0110
ANT_SEL10
O
Antenna Select 10
0111
CM33_GPIO_EINT14
I
CA33 EINT14
GPIO_B_11
0000
GPIO[23]
I/O
I
PU
GPIO 23
0001 *
CONN_BGF_MCU_AICE_TM
SC
I/O
0010
DSP_URXD0
I
0011
I2C0_SDA
I/O
I2C0 Data
0100
DMIC_DAT3
I
DMIC Data3
0101
DEBUG_15
O
Debug signal
0110
ANT_SEL11
O
Antenna Select 11
0111
CM33_GPIO_EINT15
CA33 EINT15
AcS
ip C
onf
ide
ntia
l
AcS
ip C
onf
ide
ntia
l
AcS
ip C
onf
ide
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