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Description
- 1x Sequent Microsystems 4 Serial Ports RS485 & RS232 Stackable HAT for Raspberry Pi
- 1x Mounting hardware
- 4x M2.5x18mm male-female brass standoff
- 4x M2.5x5mm brass screw
- 4x M2.5 brass nut
- Connector plugs
- Three RS232 ports and one RS485 port, or two RS232 ports and two RS485 ports
- Utilizes the serial ports available on the Raspberry Pi GPIO interface
- RS485 transceiver #1 connected to Raspberry Pi UART1 (GPIO pins 8, 10)
- RS485 transceiver #2 connected to Raspberry Pi UART4 (GPIO pins 7, 29)
- RS232 transceiver #1 connected to Raspberry Pi UART3 (GPIO pins 32, 33)
- RS232 transceiver #2 connected to Raspberry Pi UART2 (GPIO pins 21, 24)
- RS232 transceiver #3 connected to Raspberry Pi UART4 (GPIO pins 7, 29)
- Compatible with all Raspberry Pi versions from 4 to 5
- Stackable with any other HATs (only one card per Raspberry Pi)
- DIP switch for RS485 terminators and configuration (no jumpers)
- No additional software required (drivers included in the Linux kernel)
- Data rates: One or two RS485 ports: max 921,600 bps; Two or three RS232 ports: max 230,400 bps
- Power requirements: The card uses 5V and less than 40mA from the Raspberry Pi GPIO connector
- ECCN Code: EAR99