r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 641

• Manufacturer Part Number: r8a77850anbg
• Description: Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

Bit
31 to 5
4
3
2
1
0
Bit Name
⎯
REQ3BME x
REQ2BME x
REQ1BME x
REQ0BME x
PCICBME x
Initial
Value
All 0
R/W
SH: R
PCI: R
SH: R
PCI: R
SH: R
PCI: R
SH: R
PCI: R
SH: R
PCI: R
SH: R
PCI: R
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
REQ3 Error
Indicates that an error occurred when the device 3
(REQ3) is a bus master
0: No device 3 bus master error occurred
1: A device 3 bus master error occurred
REQ2 Error
Indicates that an error occurred when the device 2
(REQ2) is a bus master
0: No device 2 bus master error occurred
1: A device 2 bus master error occurred
REQ1 Error
Indicates that an error occurred when the device 1
(REQ1) is a bus master
0: No device 1 bus master error occurred
1: A device 1 bus master error occurred
REQ0 Error
Indicates that an error occurred when the device 0
(REQ0) is a bus master
0: No device 0 bus master error occurred
1: A device 0 bus master error occurred
PCIC Error
Indicates that an error occurred when the PCIC is a
bus master.
0: No PCIC bus master error occurred
1: A PCIC bus master error occurred
Rev.1.00 Jan. 10, 2008 Page 611 of 1658
13. PCI Controller (PCIC)
REJ09B0261-0100