m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 257

• Manufacturer Part Number: m37905
• Description: Mitsubishi 16-bit Single-chip Microcomputer 7700 Family / 7900 Series
• Manufacturer: Renesas Electronics Corporation.

timer for the exclusive use of them and can operate independently.
SERIAL I/O
11.1 Overview
11.1 Overview
Serial I/O consists of 3 channels: UART0, UART1 and UART2. They each have a transfer clock generating
UARTi (i = 0 to 2) has the following 2 operating modes:
Figure 11.1.1 shows the transfer data formats in each operating mode.
Fig. 11.1.1 Transfer data formats in each operating mode
11-2
(1) Clock synchronous serial I/O mode
(2) Clock asynchronous serial I/O (UART) mode
bits.
length from the following: 7 bits, 8 bits, and 9 bits.
Transmitter and receiver use the same clock as the transfer clock. Transfer data has a length of 8
Transfer rate and transfer data format can arbitrarily be set. The user can select one transfer data
Clock synchronous serial I/O mode
UART mode
7905 Group User’s Manual Rev.1.0
Transfer data length of 8 bits (LSB first)
Transfer data length of 8 bits (MSB first)
Transfer data length of 7 bits
Transfer data length of 8 bits
Transfer data length of 9 bits