r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 1071

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

Bit
7, 6
5, 4
3
2
1
0
Bit Name

FRC[1:0]
STRB
REQ
VLD
STAT
Initial
Value
All 0
00
0
0
0
0
R/W
R
R/W
R/W
R/W
R/W
R/W
Description
Reserved
These bits are always read as 0. The write value should
always be 0.
Input Clock of Free-Running Timer
00: Timer input clock is 1/2 of peripheral clock 0
01: Timer input clock is 1/4 of peripheral clock 0
10: Timer input clock is 1/8 of peripheral clock 0
11: Setting prohibited
ST_STRB Pin Polarity
0: Data is transferred/received on the rising edge of
1: Data is transferred/ received on the falling edge of
ST_REQ Pin Polarity
0: ST_REQ is active-high
1: ST_REQ is active-low
ST_VALID Pin Polarity
0: ST_VALID is active- high
1: ST_VALID is active- low
ST_START Pin Polarity
0: ST_START is active- high
1: ST_START is active- low
ST_STRB
ST_STRB
Rev. 1.00 Oct. 01, 2007 Page 1005 of 1956
Section 25 Stream Interface (STIF)
REJ09B0256-0100