The M5Stamp RS485 Module from M5Stack is an RS485 communication expansion board that converts the 3.3V TTL level of the MCU serial port into a differential signal compatible with the RS485 standard.
With a compact size of just 20mm x 4.6mm x 23mm, it can be integrated into various embedded devices for RS485 communication interface expansion. Suitable for RS485 sensor data acquisition, Modbus bus node communication and other applications.
Features
SP485EEN-L/TR(RS485 transceiver)
2x RS485 interface expansion (parallel), can be connected to two devices at one time
Red LED indicator
The PWR485 interface supports 9-24V DC input, internal DCDC step-down to 5V to power the module and main control.
Baud rate:
Stable communication baud rate: 9600bps/115200bps
Maximum communication baud rate test: 128000bps
Multiple soldering options:
Three types of soldering options are available (SMT, DIP, Jumper wire),
With high-temperature resistant plastic enclosure, Peak temperature = 230℃
Package Contents
1x STAMP PWR485
1x HT3.96 4-pin female connector
2x HY2.0 4-pin female connector (blue + white)
1x HEX Key 1.5mm
Specifications
RS485 Transceiver
SP485EEN-L/TR
Input Voltage
PWR485 interface Supports 9-24V input power TTL side input voltage 5V
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