MeiG Smart product technical information
SLM758
Hardware Design Guide
Page 39
Name
Pin
Direction
Function
UART2_MSM_TX
11
I
UART2 Data Transmission
UART2_MSM_RX
12
O
UART2 Data Reception
GPIO6_I2C2_SDA
13
I
UART2 Clear To Send
(
CTS
)
GPIO7_I2C2_SCL
14
O
UART2 Request To Send
(
RTS
)
GPIO12_UART4_TX
15
I
UART4 Data Transmission
GPIO13_UART4_RX
16
O
UART4 Data Reception
GPIO14_SENSOR_I2C4_SDA
17
I
UART4 Clear To Send
(
CTS
)
GPIO15_SENSOR_I2C4_SCL
18
O
UART4 Request To Send
(
RTS
)
GPIO16_UART5_TX
256
I
UART5 Data Transmission
GPIO17_UART5_RX
255
O
UART5 Data Reception
GPIO18_NFC_I2C5_SDA
254
I
UART5 Clear To Send
(
CTS
)
GPIO19_NFC_I2C5_SCL
253
O
UART5 Request To Send
(
RTS
)
GPIO20_UART6_TX
176
O
UART6 Data Transmission
GPIO21_UART6_RX
177
I
UART6 Data Reception
GPIO22_I2C6_SDA
184
I
UART6 Clear To Send
(
CTS
)
GPIO23_I2C6_SCL
185
O
UART6 Request To Send
(
RTS
)
Please refer to the following connection method:
Figure 4.13
:
Serial Port Connection Diagram
When the serial level used by the user does not match the module, in addition to adding the