MeiG_SLM550_Hardware Design Manual
MeiG Smart Technology Co., Ltd
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GPIO_3
153
SPI_CS_N
UART_RXD
GPIO_4
36
SPI_MISO
UART_CTS
I2C_SDA
GPIO_5
37
SPI_MOSI
UART_RTS
I2C_SCL
GPIO_69
34
SPI_SCLK
UART_TXD
GPIO_70
35
SPI_CS_N
UART_RXD
GPIO_6
2)
48
SPI_MISO
UART_CTS
I2C_SDA
GPIO_7
2)
47
SPI_MOSI
UART_RTS
I2C_SCL
GPIO_71
2)
31
SPI_SCLK
UART_TXD
GPIO_80
2)
30
SPI_CS_N
UART_RXD
GPIO_96
3)
95
SPI_MISO
UART_CTS
I2C_SDA
GPIO_97
3)
96
SPI_MOSI
UART_RTS
I2C_SCL
GPIO_12
4)
94
SPI_SCLK
UART_TXD
GPIO_13
4)
93
SPI_CS_N
UART_RXD
GPIO_14
118
SPI_MISO
UART_CTS
I2C_SDA
GPIO_15
119
SPI_MOSI
UART_RTS
I2C_SCL
GPIO_16
116
SPI_SCLK
UART_TXD
GPIO_17
117
SPI_CS_N
UART_RXD
Note:
1. GPIO_0/GPIO1 also used for I3C_SDA/SCL.
2. GPIO6, GPIO7 default used for TP_I2C, GPIO71 default used for TP_RESET_N and GPIO80 default
used for TP_INT_N.
3. GPIO12, GPIO13 default used for Debug_UART, GPIO96 default used for KEY_VOL_UP and
GPIO97 default used for KEY_VOL_DOWN.
4.
Blue
is the default function
5.
simultaneous UART, and I2C functionality are not supported in SLM550
.