Product overview
STM8S103xx, STM8S105xx
4.14.1
4.14.2
USART
Main features
โ 1 Mbit/s full duplex SCI
โ LIN master capable
โ SPI emulation
โ High precision baud rate generator
โ Smartcard emulation
โ IrDA SIR encoder decoder
โ Single wire half duplex mode
Asynchronous communication (UART mode)
โ Full duplex communication - NRZ standard format (mark/space)
โ Programmable transmit and receive baud rates up to 1 Mbit/s (fCPU/16) and capable of
following any standard baud rate regardless of the input frequency
โ Separate enable bits for transmitter and receiver
โ 2 receiver wakeup modes:
โ Address bit (MSB)
โ Idle line (interrupt)
โ Transmission error detection with interrupt generation
โ Parity control
LIN master capability
โ Emission: Generates 13-bit synch break frame
โ Reception: Detects 11-bit break frame
Synchronous communication
โ Full duplex synchronous transfers
โ SPI master operation
โ 8-bit data communication
โ Max. speed: 1 Mbit/s at 16 MHz (fCPU/16)
LINUART
Main features
โ LIN master/slave rev. 2.1 compliant
โ Auto-synchronization in LIN slave mode
โ High precision baud rate generator
โ 1 Mbit full duplex SCI
LIN master
โ Emission: Generates 13-bit synch break frame
โ Reception: Detects 11-bit break frame
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