Quectel SC20 Series - GPIO Interfaces

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3.13. GPIO Interfaces
SC20 series has abundant GPIO interfaces with logic level of 1.8 V. The pin definition is listed below.
Table 17: Pin Definition of GPIO Interfaces
4
B: Bidirectional digital with CMOS input. PD: nppukp = default pull-down with programmable options following the colon
(:).
5
Wakeup: Interrupt pins that can wake up the system.
43 SD_DATA2 14.53
44 SD_DATA3 14.57
Pin No. Pin Name GPIO No. Default state Comment
30 TP_INT GPIO_13 B-PD: nppukp
4
Wakeup
5
31 TP_RST GPIO_12 B-PD: nppukp Wakeup
33 GPIO_23 GPIO_23 B-PD: nppukp
34 UART1_TX GPIO_20 B-PD: nppukp Wakeup
35 UART1_RX GPIO_21 B-PD: nppukp Wakeup
36 UART1_CTS GPIO_111 B-PD: nppukp Wakeup
37 UART1_RTS GPIO_112 B-PD: nppukp Wakeup
45 SD_DET GPIO_38 B-PD: nppukp Wakeup
47 TP_I2C_SCL GPIO_19 B-PD: nppukp
48 TP_I2C_SDA GPIO_18 B-PD: nppukp
49 LCD_RST GPIO_25 B-PD: nppukp Wakeup
50 LCD_TE GPIO_24 B-PD: nppukp
74 CAM0_CLK GPIO_26 B-PD: nppukp
75 CAM1_CLK GPIO_27 B-PD: nppukp