STM8AF526x/8x/Ax STM8AF6269/8x/Ax
Product overview
Detailed feature list:
• Full duplex, asynchronous communications
• NRZ standard format (mark/space)
• High-precision baud rate generator system
– Common programmable transmit and receive baud rates up to fMASTER/16
• Programmable data word length (8 or 9 bits)
• Configurable stop bits: Support for 1 or 2 stop bits
• LIN master mode:
– LIN break and delimiter generation
– LIN break and delimiter detection with separate flag and interrupt source for
readback checking.
• Transmitter clock output for synchronous communication
• Separate enable bits for transmitter and receiver
• Transfer detection flags:
– Receive buffer full
– Transmit buffer empty
– End of transmission flags
• Parity control:
– Transmits parity bit
– Checks parity of received data byte
• Four error detection flags:
– Overrun error
– Noise error
– Frame error
– Parity error
• Six interrupt sources with flags:
– Transmit data register empty
– Transmission complete
– Receive data register full
– Idle line received
– Parity error
– LIN break and delimiter detection
• Two interrupt vectors:
– Transmitter interrupt
– Receiver interrupt
• Reduced power consumption mode
• Wakeup from mute mode (by idle line detection or address mark detection)
• Two receiver wakeup modes:
– Address bit (MSB)
– Idle line
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