UPD78F0138 NEC, UPD78F0138 Datasheet - Page 317

• Manufacturer Part Number: UPD78F0138
• Description: (UPD78xxxx) 8-Bit Single-Chip Microcontrollers
• Manufacturer: NEC

INTST6
TXBF6
TXSF6
TXB6
TXS6
T
Figure 14-17 shows the timing of starting continuous transmission, and Figure 14-18 shows the timing of
ending continuous transmission.
Note When ASIF6 is read, there is a period in which TXBF6 and TXSF6 = 1, 1. Therefore, judge whether
Remark T
X
D6
writing is enabled using only the TXBF6 bit.
INTST6: Interrupt request signal
TXB6:
TXS6:
ASIF6:
TXBF6: Bit 1 of ASIF6
TXSF6: Bit 0 of ASIF6
X
FF
FF
D6:
Figure 14-17. Timing of Starting Continuous Transmission
T
Transmit buffer register 6
Transmit shift register 6
Asynchronous serial interface transmission status register 6
X
D6 pin (output)
Note
Start
Data (1)
CHAPTER 14 SERIAL INTERFACE UART6
Data (1)
Data (1)
User’s Manual U16228EJ2V0UD
Data (2)
Parity
Stop
Start
Data (2)
Data (2)
Data (3)
Parity
Stop
Data (3)
Start
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