M30620FCAFP datasheet(416/615 Pages) RENESAS

416 / 615 page

Mitsubishi microcomputers

M16C / 62A Group

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

2-99

UART

Start reception

Processing after reading out reception data

Continued from the previous page

Checking completion of reception

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

UART2 receive buffer register [Address 037F16, 037E16]

U2RB

Overrun error flag

0 : No overrun error

1 : Overrun error found

b0 b7

(b15)

(b8)

Receive data

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

Setting UART2 bit rate generator

UART2 bit rate generator [Address 037916]

U2BRG

Can be set to 0016 to FF16 (Note)

Note: Write to UART2 bit rate generator when transmission/reception is halted.

Transmit enabled

UART2 transmit/receive control register 1 [Address 037D16]

U2C1

Receive enable bit

1 : Reception enabled

Transmit enable bit

1 : Transmission enabled

Figure 2.5.19. Set-up procedure of reception in UART mode (used for SIM interface)(2)

M30620FCAFP Datasheet(PDF) 416 Page - Renesas Technology Corp

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