r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 933

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

RDRF
PER
Ds
D0 D1 D2 D3 D4 D5 D6 D7 Dp DE
Figure 15.29 Retransfer Operation in SCI Receive Mode
nth transfer frame
Figure 15.30 Example of Reception Processing Flow
No
No
RDRF flag in SSR to 0
Read RDR and clear
All data received?
Clear RE bit to 0
ORER = 0 and
Start reception
Initialization
RDRF = 1?
PER = 0
Start
[2]
[1]
Yes
Yes
Yes
Ds D0 D1 D2 D3 D4 D5 D6 D7 Dp
Section 15 Serial Communication Interface (SCI, IrDA)
Retransferred frame
No
Rev. 1.00 Sep. 19, 2008 Page 905 of 1270
Error processing
(DE)
[4]
[3]
Ds D0 D1 D2 D3 D4
Transfer
frame n+1
REJ09B0466-0100