MC80F0224 Datasheet, PDF (86/128 Pages) List of Unclassifed Manufacturers – 8-BIT SINGLE-CHIP MICROCONTROLLERS

MC80F0208/16/24
Preliminary
1. Stop bit Length : 1 bit
TxD
RxD
TX
INTERRUPT
1 data frame
Start _{D0 D1 D2 D3 D4 D5 D6 D7} Parity Stop
character bits
RX
INTERRUPT
2. Stop bit Length : 2 bit
TxD
RxD
TX
INTERRUPT
1 data frame
Start D0 D1 D2 D3 D4 D5 D6 D7 Parity
Stop
character bits
RX
INTERRUPT
3. Stop bit Length : 1 bit, No parity
TxD
RxD
TX
INTERRUPT
1 data frame
Start _{D0 D1 D2 D3 D4 D5 D6 D7} Stop
character bits
RX
INTERRUPT
1 data frame consists of following bits.
- Start bit : 1 bit
- Character bits : 8 bits
- Parity bit : Even parity, Odd parity, Zero parity, No parity
- Stop bit(s) : 1 bit or 2 bits
Figure 17-8 UART data format and interrupt timing diagram
82
MAR. 2005 Ver 0.2