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2-Channel Isolated RS485 Expansion HAT Board Module SC16IS752 SP3485 Dual Chip Convert SPI to RS485 Data Rate up to 921600bps Embed Multi Protection Circuits for Raspberry Pi 4
- Tandard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards; Adopts SC16IS752+SP3485 dual chip combination, converts SPI to RS485, data rate up to 921600bps.Allows transceiving data manually or automatically, configured by DIP switch; Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightning-proof & anti-electrostatic; Onboard auto-recovery fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock resistance.Onboard LEDs for indicating the power and transceiver status; Breakout SPI control pins, for connecting with host control boards like Arduinocomes with development resources and manual (examples in C and Python)
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Overview
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Serial port expansion chip: SC16IS752
Working voltage: 3.3V /5V
RS485 transceiver: SP3485
Product size: 65 X 56.5 mm
Communication interface: SPI
Through hole diameter: 3.0 mm
Communication speed: 300~921600 bps
Working voltage: 3.3V /5V
RS485 transceiver: SP3485
Product size: 65 X 56.5 mm
Communication interface: SPI
Through hole diameter: 3.0 mm
Communication speed: 300~921600 bps
Warranty & Returns
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Warranty
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
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