CY82C693UB Cypress Semiconductor Corporation., CY82C693UB Datasheet - Page 52

• Manufacturer Part Number: CY82C693UB
• Description: Hypercache Tm / Stand-alone Pci Peripheral Controller With Usb
• Manufacturer: Cypress Semiconductor Corporation.

Register 4F: Throttle Timer DMA Request Detection Control #1 (Read/Write)
Register 50: Non-motherboard Memory Address Range Decode for Event Detection Register #1 (Read/Write) Index=50H
Register 51: Non-motherboard Memory Address Range Decode for Event Detection Register #2 (Read/Write)
Register 52: Non-motherboard Memory Address Mask for Event Detection Register #1 (Read/Write)
Register 53: Non-motherboard Memory Address Mask for Event Detection Register #2 (Read/Write)
Register 54: Programmable I/O Trap 1 Address Range Register #1 (Read/Write)
Bit
7
6
5
4
3
2
1
0
Bit
7:0
Bit
7:0
Bit
7:0
Bit
7:0
Bit
7:0
Function
DREQ7 Monitor Control:
0:
1:
DREQ6 Monitor Control:
0:
1:
DREQ5 Monitor Control:
0:
1:
ISA DMA/MASTER Monitor Control (Any DREQ):
0:
1:
DREQ3 Monitor Control:
0:
1:
DREQ2 Monitor Control:
0:
1:
DREQ1 Monitor Control:
0:
1:
DREQ0 Monitor Control:
0:
1:
Function
Non-motherboard memory address decode AD[31:24]
Function
Non-motherboard memory address decode AD[23:16]
Function
Mask bits for non-motherboard memory address decode for event detection AD[31:24]
Function
Mask bits for non-motherboard memory address decode for event detection AD[23:16]
Function
I/O address AD[7:0] which will automatically generate an SMI.
The I/O Trap can be used in conjunction with the I/O restart feature of the Pentium.
Disable DREQ7 Monitoring
Enable DREQ7 Monitoring
Disable DREQ6 Monitoring
Enable DREQ6 Monitoring
Disable DREQ5 Monitoring
Enable DREQ5 Monitoring
Disable ISA DMA/MASTER Monitoring
Enable ISA DMA/MASTER Monitoring
Disable DREQ3 Monitoring
Enable DREQ3 Monitoring
Disable DREQ2 Monitoring
Enable DREQ2 Monitoring
Disable DREQ1 Monitoring
Enable DREQ1 Monitoring
Disable DREQ0 Monitoring
Enable DREQ0 Monitoring
PRELIMINARY
52
Index=4FH
Index=54H
CY82C693UB
Index=52H
Index=53H
Default
0
0
0
0
0
0
0
0
Default
00000000
Default
00000000
Default
00000000
Default
00000000
Default
00000000
Index=51H