M16C62_M Datasheet, PDF (408/615 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

UART
Mitsubishi microcomputers
M16C / 62A Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Continued from the previous page
Setting UARTi bit rate generator(i = 0 to 2)
b7
b0
UARTi bit rate generator (i = 0 to 2) [Address 03A116, 03A916, 037916]
UiBRG (i = 0 to 2)
Can be set to 0016 to FF16 (Note)
Note: Write to UARTi bit rate generator when transmission/reception is halted.
Reception enabled
UART0 transmit/receive control register 1
b7
b0 _{U0C1 [Address 03A516]}
b7
1
UART1 transmit/receive control register 1
U1C1 [Address 03AD16]
Receive enable bit
1 : Reception enabled
b0 _{UART2 transmit/receive control register 1}
1
U2C1 [Address 037D16]
Receive enable bit
1 : Reception enabled
Start reception
Checking completion of reception
UART0 transmit/receive control register 1
b7
b0 _{U0C1 [Address 03A516]}
b7
UART1 transmit/receive control register 1
U1C1 [Address 03AD16]
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}
U2C1 [Address 037D16]
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
Framing error flag
0 : No framing error
1 : Framing error found
Parity error flag
0 : No parity error
1 : Parity error found
Error sum flag
0 : No error
1 : Error found
Processing after reading out reception data
Figure 2.5.13. Set-up procedure of reception in UART mode (2)
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