R8A66171DD Description
The R8A66171 is an integrated circuit for asynchronous serial data munications. It is used in bination with an 8-bit microprocessor and is produced using the silicon gate CMOS technology. R8A66171 is the succession product of M66230.
R8A66171DD Key Features
- Baud rate generator
- 4-byte FIFO data buffer for transmission and reception
- Error detection : CRC-CCITT
- Wakeup function
- Majority-voting system by sampling three points of received data
- Transmission / reception data format ( number of bits ) Start bit 1 Data bit 8 Wakeup bit 1 or nil Parity bit 1 or nil S
- Transmission speed 500Kbps (max)
- Access time ta (/RD-D) : 100ns
- High output current IOH=-24mA IOL=24mA TxD, /RTS, P0, P1 pins
- Schmitt triggered input RxD, /CTS, /RESET pins