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E42-400MBL-01 Wireless RF Module Evaluation Kit

[Interface]:USB

[Frequency band]:400MHz

[Function]:Used to quickly evaluate and test the E42-400M20S wireless module.

[Introduction]:E42-400MBL-01 development evaluation kit is designed to help users quickly evaluate the E42-400M20S wireless RF module. Most of the pins on the development evaluation board have been led out to pin headers on both sides. Developers can easily connect various peripheral devices through jumpers according to actual needs. This development board kit provides complete software application examples to help customers quickly get started with wireless data communication development. For module functions, please refer to the E42-400M20S user manual.

pin
Pin number definition function description
1VCCThe module power supply pin needs to be short-circuited with pin 2 to power the module.
23.3V3.3V electrical pinout
33.3V3.3V electrical pinout
4VIOMCU power supply pin, needs to be short-circuited with pin 3 to power the MCU
5GNDbase plate reference ground
6RESTMCU external reset pin
7SWIMSWIM pin of MCU
8VIOMCU power supply pin
9PC0Module PDN pin
10PB7Module MISO pin
11PB6Module MOSI pin
12PB5Module SCLK pin
13PB4Module CSN pin
14TXDMCU serial port TXD
15RXDMCU serial port RXD
16M1Customers do not need to pay attention
17GNDbase plate reference ground
18M0Customers do not need to pay attention
19GNDbase plate reference ground