HD6433935 Hitachi, HD6433935 Datasheet - Page 296

• Manufacturer Part Number: HD6433935
• Description: 8-Bit MICROCONTROLLER
• Manufacturer: Hitachi

284
TXD
RXD
TXD
3x
3x
pin
3x
pin
pin
TDR (next transmit data)
TSR (transmission in progress)
RDR
RSR (reception in progress)
TDRE = 0
TDR
TSR (transmission in progress)
RDRF = 0
TEND = 0
Figure 10-4 (a) RDRF Setting and RXI Interrupt
Figure 10-4 (b) TDRE Setting and TXI Interrupt
Figure 10-4 (c) TEND Setting and TEI Interrupt
TXD
RXD
TXD
3x
3x
pin
pin
3x
pin
TDR
TSR (transmission completed, transfer)
RDR
RSR (reception completed, transfer)
TDRE
(TXI request when TIE = 1)
TDR
TSR (reception completed)
RDRF
(RXI request when RIE = 1)
TEND
(TEI request when TEIE = 1)
1
1
1