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PRODUCT USER GUIDE
IO Name
CR Value Default*
0000
0001 *
0010
0011
GPIO_R_6
0100
0101
0110
0111
0000 *
0001
0010
0011
GPIO_R_7
0100
0101
0110
0111
0000 *
0001
0010
0011
GPIO_R_8
0100
0101
0110
0111
0000 *
0001
0010
0011
GPIO_R_9
0100
0101
0110
0111
0000 *
0001
0010
0011
GPIO_R_10
0100
0101
0110
0111
0000 *
0001
0010
0011
GPIO_R_11
0100
0101
0110
0111
www.acsip.com.tw
Name
Dir
GPIO[35]
I/O
UART0_TX
O
CM33_UART_RTS
O
PWM_6
O
PWM_2
O
CONN_BGF_MCU_TDO
O
DEBUG_1
O
CM33_GPIO_EINT27
I
GPIO[36]
I/O
DBSYS_NTRST
I
CM33_UART_CTS
I
PWM_7
O
PWM_3
O
CONN_BGF_MCU_TCK
I
DEBUG_2
O
CM33_GPIO_EINT28
I
GPIO[37]
I/O
DBSYS_SWCLK_TCLK
I
I2C1_SDA
I
PWM_8
O
I2C0_SDA
CONN_BGF_MCU_TDI
I
DEBUG_3
O
CM33_GPIO_EINT29
I
GPIO[38]
I/O
DBSYS_TDI
I
CM33_UART_TX
O
PWM_9
O
I2C0_SDA
I/O
CONN_BGF_MCU_TRS
I
T_B
I2C1_SCL
I/O
CM33_GPIO_EINT30
I
GPIO[39]
I/O
DBSYS_SWDIO_TMS
I/O
I2C0_SDA
I
PWM_10
O
DSP_URXD0
I
CONN_BGF_MCU_TMS
I
ANT_SEL0
O
BGF_EINT_10_B
I
GPIO[40]
I/O
DBSYS_TDO
O
CM33_UART_RX
I
PWM_11
O
DSP_UTXD0
O
UART0_RX
I
ANT_SEL1
O
PINMUX_EXT_INT_N_I
I
N
Default
Dir
PU/PD
GPIO 35
UART0 TX
CM33 UART RTS
PWM 6
O
PD
PWM 2
Debug signal
CA33 EINT27
GPIO 36
CM33 UART CTS
PWM 7
I
PD
PWM 3
Debug signal
CA33 EINT28
GPIO 37
I2C1
PWM 8
I
PD
I2C 0
Debug signal
CA33 EINT29
GPIO 38
CM33 UART TX
PWM 9
I
PD
I2C0 Data
I2C1
CA33 EINT30
GPIO 39
I2C0 Data
PWM 10
I
PD
Antenna Select 0
GPIO 40
PWM 11
O
PU
UART0 RX
Antenna Select 1
Product Name
EK-AI7933CLD
Version
A
Doc No
912-13903
Date
2022/04/29
Page
23 /26
Description
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