upd78f0114m6gb-8es Renesas Electronics Corporation., upd78f0114m6gb-8es Datasheet - Page 256
upd78f0114m6gb-8es
Manufacturer Part Number
upd78f0114m6gb-8es
Description
8-bit Single-chip Microcontrollers
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.UPD78F0114M6GB-8ES.pdf
(534 pages)
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(2) Communication operation
256
1. Data length: 8 bits, Parity: Even parity, Stop bit: 1 bit, Communication data: 55H
2. Data length: 7 bits, Parity: Odd parity, Stop bit: 2 bits, Communication data: 36H
3. Data length: 8 bits, Parity: None, Stop bit: 1 bit, Communication data: 87H
(a) Format and waveform example of normal transmit/receive data
Figures 12-6 and 12-7 show the format and waveform example of the normal transmit/receive data.
One data frame consists of the following bits.
• Start bit ... 1 bit
• Character bits ... 7 or 8 bits (LSB first)
• Parity bit ... Even parity, odd parity, 0 parity, or no parity
• Stop bit ... 1 or 2 bits
The character bit length, parity, and stop bit length in one data frame are specified by asynchronous serial
interface operation mode register 0 (ASIM0).
Start
Start
Start
Figure 12-7. Example of Normal UART Transmit/Receive Data Waveform
D0
Start
D0
bit
D0
Figure 12-6. Format of Normal UART Transmit/Receive Data
D0
D1
D1
D1
D1
CHAPTER 12 SERIAL INTERFACE UART0
D2
D2
D2
D2
User’s Manual U16227EJ3V0UD
D3
D3
Character bits
D3
1 data frame
1 data frame
1 data frame
D3
1 data frame
D4
D4
D4
D5
D4
D5
D6
D5
D5
D7
D6
D6
Parity
D6
bit
D7
Parity
Stop bit
D7
Parity
Stop
Stop
Stop
Stop
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