M16C62_M Datasheet, PDF (388/615 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

Clock-Synchronous Serial I/O
Mitsubishi microcomputers
M16C / 62A Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Continued from the previous page
Reception enabled UART0 transmit/receive control register 1
b7
b0 ^{[Address 03A516] U0C1}
b7
1
1
UART1 transmit/receive control register 1
[Address 03AD16] U1C1
Transmit enable bit
1 : Transmission enabled
Receive enable bit
1 : Reception enabled
1
b0
1
UART2 transmit/receive control register 1
[Address 037D16] U2C1
Transmit enable bit
1 : Transmission enabled
Receive enable bit
1 : Reception enabled
Writing dummy data
(b15)
b7
(b8)
b0 b7
b0 UART0 transmit buffer register [Address 03A316, 03A216] U0TB
UART1 transmit buffer register [Address 03AB16, 03AA16] U1TB
UART2 transmit buffer register [Address 037B16, 037A16] U2TB
Setting dummy data
Start reception
Checking completion of reception
b7
b0
UART0 transmit/receive control register 1 b7
[Address 03A516] U0C1
UART1 transmit/receive control register 1
[Address 03AD16] U1C1
Receive complete flag
0 : No data present in receive buffer register
1 : Data present in receive buffer register
b0
UART2 transmit/receive control register 1
[Address 037D16] U2C1
Receive complete flag
0 : No data present in receive buffer register
1 : Data present in receive buffer register
Checking error
(b15)
b7
(b8)
b0 b7
b0 ^{UART0 receive buffer register [Address 03A716, 03A616]U0RB}
UART1 receive buffer register [Address 03AF16, 03AE16]U1RB
UART2 receive buffer register [Address 037F16, 037E16]U2RB
Receive data
Overrun error flag
0 : No overrun error
1 : Overrun error found
Processing after reading out reception data
Figure 2.4.15. Set-up procedure of reception in clock-synchronous serial I/O mode (2)
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