r5f71374an80fpv Renesas Electronics Corporation., r5f71374an80fpv Datasheet - Page 236

• Manufacturer Part Number: r5f71374an80fpv
• Description: 32-bit Risc Microcomputer Superh?? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

Section 9 Bus State Controller (BSC)
Rev. 1.00 Sep. 21, 2007 Page 210 of 1124
REJ09B0402-0100
Bit
31 to 13
12
11 to 5
4
3, 2
1
0
Bit Name





HIZMEM

0
Initial
Value
All 0
1
All 0
1
All 0
0
R/W
R
R
R
R
R
R/W
R
High-Z Memory Control
Description
Reserved
These bits are always read as 0. The write value should
always be 0.
Reserved
This bit is always read as 1. The write value should
always be 1.
Reserved
These bits are always read as 0. The write value should
always be 0.
Reserved
This bit is always read as 1. The write value should
always be 1.
Reserved
These bits are always read as 0. The write value should
always be 0.
Specifies the pin state in software standby mode for
A19 to A0, CSn, WRL, and RD. While the bus is
released, these pins are in high-impedance state
regardless of this bit setting.
0: High impedance in software standby mode
1: Driven in software standby mode
Reserved
This bit is always read as 0. The write value should
always be 0.