Users Manual

TPM541 series
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Cat-M1/NB Module
2. EVK functions introduce
2.1. EVK Interfaces
Table 2.2 lists TPM541 series available interfaces on EVK for reference .
Interface
Note
UART0/J3
AT commands UART interface, default baud rate: 115200
UART1/J2
Console Log UART interface, default baud rate: 115200
UART2/J7
CLI/Firmware upgrade UART interface, default baud rate: 115200
USIM/J17
SIM card slot, supports 3FF, micro SIM card
JP5
UART0 to USB/external MCU switch jump.
JP2
UART1 to USB/external MCU switch jump.
JP1
UART2 to USB/external MCU switch jump.
J19
Reserved
S2
Power switch when use DC input of J1
J8/J21
RF_GNSS interface
J6/J11
RF_LTE interface
J1
5V DC input
Table 2.2 list of TPM541 series interface