YR0K42378FC000BA Renesas Electronics America, YR0K42378FC000BA Datasheet - Page 822

• Manufacturer Part Number: YR0K42378FC000BA
• Description: KIT EVAL FOR H8S/2378
• Manufacturer: Renesas Electronics America
• Series: H8®r
• Type: MCUr

Specifications of YR0K42378FC000BA

• Contents: Board
• For Use With/related Products: H8S/2378
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Section 15 Serial Communication Interface (SCI, IrDA)
The timing for setting the TEND flag depends on the value of the GM bit in SMR. The TEND flag
generation timing is shown in figure 15.27.
Rev.7.00 Mar. 18, 2009 page 754 of 1136
REJ09B0109-0700
TDRE
TEND
FER/ERS
I/O data
TXI
(TEND interrupt)
When GM = 1
When GM = 0
Legend:
Note: etu (Elementary time unit): Time for transfer of 1 bit
Ds
D0 to D7
Dp
DE
Figure 15.27 TEND Flag Generation Timing in Transmission Operation
Ds
Transfer to TSR from TDR
D0 D1 D2 D3 D4 D5 D6 D7 Dp DE
Figure 15.26 Retransfer Operation in SCI Transmit Mode
: Start bit
: Data bits
: Parity bit
: Error signal
nth transfer frame
Ds
D0
D1
D2
[6]
[7]
Ds D0 D1 D2 D3 D4 D5 D6 D7 Dp
D3
11.0 etu
Transfer to TSR from TDR
12.5 etu
D4
Retransferred frame
D5
D6
D7
Dp
(DE)
[8]
[9]
Guard
time
DE
Ds D0 D1 D2 D3 D4
Transfer to TSR
Transfer
frame n+1
from TDR