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PRODUCT USER GUIDE
CR Value
IO Name
Default*
0000
0001*
0010
0011
GPIO_B_2
0100
0101
0110
0111
0000
0001*
0010
GPIO_B_3
0011
0100
0101
0110
0111
0000
0001*
0010
0011
GPIO_B_5
0100
(AUXADC)
0101
0110
0111
0000
0001*
0010
GPIO_B_6
0011
0100
(AUXADC)
0101
0110
0111
Name
GPIO[14]
USB_DRV_VBUS
SPIM1_MOSI
I2SO_LRCK
RSVD
DEBUG_8
ANT_SEL5
CM33_GPIO_EINT6
GPIO[15]
USB_OC
SPIM1_MISO
I2SO_MCK
I2SIN_MCK
DEBUG_9
ANT_SEL6
CM33_GPIO_EINT7
GPIO[17]
CONN_BGF_UART0_RXD
UART0_RX
TDMIN_MCLK
DMIC_CLK0
DEBUG_11
ANT_SEL8
CM33_GPIO_EINT9
GPIO[18]
CONN_BT_TXD
UART0_TX
TDMIN_BCK
DMIC_DAT0
UART1_RX
IR_IN
CM33_GPIO_EINT10
www.acsip.com.tw
Default
Dir
Dir
PU/PD
I/O
GPIO 14
O
USB OTG VBUS
O
SPI1 (Master) Output
O
I2SO LRCK
O
PD
RSVD
O
Debug Signal 8
O
Antenna Select 5
I
CM33 EINT6
I/O
GPIO 15
USB Host Mode Over-Current
I
Input Notify
I
SPI1 (Master) Input
I
PD
O
I2STX MCLK
O
I2SRX MCK
O
Debug Signal 9
O
Antenna Select 6
I
CM33 EINT7
I/O
GPIO 17
I
BT General UART RX
I
UART0 RX
I
TDMIN MCLK
I
PU
O
DMIC CLK0
O
Debug Signal 11
O
Antenna Select 8
I
CM33 EINT9
I/O
GPIO 18
O
BT Debug UART TX
O
UART0 TX
I
TDMIN BCK
O
PU
I
DMIC DAT0
I
UART1 RX
I
IR RX Input
I
CM33 EINT10
Product Name
Version
Doc No
Date
Page
Description
EK-AI7933CLD
E
912-13903
2022/11/14
20 /33
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