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PRODUCT USER GUIDE
IO Name
CR Value Default*
0000
0001
0010 *
0011
GPIO_T_0
0100
0101
0110
0111
0000
0001
0010 *
0011
GPIO_T_1
0100
0101
0110
0111
0000
0001
0010 *
0011
GPIO_T_2
0100
0101
0110
0111
0000
0001
0010 *
0011
GPIO_T_3
0100
0101
0110
0111
0000
0001
0010 *
0011
GPIO_T_4
0100
0101
0110
0111
0000
0001 *
0010
0011
GPIO_T_5
0100
0101
0110
0111
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Name
Dir
I/O
GPIO[41]
I
CM33_RSVD0
I
DBSYS_NTRST
I
I2C0_SDA
CONN_BGF_UART0_RX
I
D
1
I2C1_SDA
O
ANT_SEL2
I
CM33_GPIO_EINT0
I/O
GPIO[42]
I
CM33_RSVD1
I
DBSYS_SWCLK_TCLK
I
UART1_RX
I
UART0_RX
I
DSP_URXD0
O
ANT_SEL3
I
CM33_GPIO_EINT1
I/O
GPIO[43]
I
CM33_RSVD2
I
DBSYS_TDI
I
I2C0_SCL
CONN_BGF_UART0_TX
O
D
1
I2C1_SCL
O
ANT_SEL4
I
CM33_GPIO_EINT17
I/O
GPIO[44]
I/O
CM33_RSDV3
I
DBSYS_SWDIO_TMS
O
UART1_TX
O
UART0_TX
O
DSP_UTXD0
O
ANT_SEL5
I
CM33_GPIO_EINT18
I/O
GPIO[45]
O
CM33_RSVD4
O
DBSYS_TDOO
I
I2C1_SDA
O
WIFI_TXD
O
PWM_0
O
ANT_SEL6
I
CM33_GPIO_EINT19
I/O
GPIO[46]
O
SPIM0_SCK
O
CM33_TRACE_CLK
I
I2C1_SCL
ONN_WF_MCU_AICE_
I
TCKC
O
PWM_1
O
ANT_SEL7
Default
Dir
PU/PD
GPIO 41
CM33 JTAG
I2C0 Data
I
PD
I2C1 Data
Antenna Select 2
CA33 EINT0
GPIO 42
CM33 JTAG, CM33_SWD
UART1 RX
I
PD
UART0 RX
Antenna Select 3
CA33 EINT1
GPIO 43
CM33 JTAG
I2C0 clock
I
PD
I2C1 clock
Antenna Select 4
CA33 EINT17
GPIO 44
CM33 JTAG, CM33_SWD
UART1 TX
I
PD
UART0 TX
Antenna Select 5
CA33 EINT18
GPIO 45
CM33 JTAG
I2C1 Data
O
PU
PWM0
Antenna Select 6
CA33 EINT19
GPIO 46
SPIM0 SCK
I2C1
O
PU
PWM 1
Antenna Select 7
Product Name
EK-AI7933CLD
Version
A
Doc No
912-13903
Date
2022/04/29
Page
24 /26
Description
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