M16CSLASH62M datasheet(384/615 Pages) RENESAS

tên linh kiện	M16C/62M

Giải thích chi tiết về linh kiện	16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

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Clock-Synchronous Serial I/O

Mitsubishi microcomputers

M16C / 62A Group

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

2-67

Figure 2.4.12. Set-up procedure of transmission in clock-synchronous serial I/O mode, transfer

clock output from multiple pins function selected (2)

Setting UART1 bit rate generator

UART1 bit rate generator [Address 03A916]

U1BRG

Can be set to 0016 to FF16

(Note)

Writing transmit data

UART1 transmit buffer register [Address 03AB16, 03AA16]

U1TB

Setting transmission data

b0 b7

(b15)

(b8)

Transmission enabled

UART1 transmit/receive control register 1 [Address 03AD16]

U1C1

Transmit enable bit

1 : Transmission enabled

Checking the status of UART1 transmit/receieve control register

UART1 transmit/receive control register 1 [Address 03AD16]

U1C1

Transmit buffer empty flag

0 : Data present in transmit buffer register

1 : No data present in transmit buffer register (Writing next transmit data enabled)

Start transmission

Writing next transmit data

UART1 transmit buffer register [Address 03AB16, 03AA16]

U1TB

Setting transmission data

b0 b7

(b15)

(b8)

Transmission is complete

Continued from the previous page

Note: Write to UART1 bit rate generator when transmission/reception is halted.

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