M37630M4T Datasheet, PDF(29/48 Page) Mitsubishi Electric Semiconductor

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M37630M4T Datasheet, PDF (29/48 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

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MITSUBISHI MICROCOMPUTERS

7630 Group

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

Fig. 29 Structure of UART status register

UART status register (address 002316)

USTS

Transmit register empty flag

0 : Register full

1 : Register empty

Transmit buffer empty flag

0 : Buffer full

1 : Buffer empty

Receive buffer full flag

0 : Buffer full

1 : Buffer empty

Receive parity error flag

0 : No parity error detected

1 : Parity error detected

Receive framing error flag

0 : No framing error detected

1 : Framing error detected

Receive overrun flag

0 : No overrun detected

1 : Overrun detected

Receive error sum flag

0 : No error detected

1 : Error detected

Not used (â0â when read)

Note: this register is read only; writing does not affect its contents.

MITSUBISHI

ELECTRIC

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