CY82C693UB Cypress Semiconductor Corporation., CY82C693UB Datasheet - Page 84

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

DMA Register 31: DMAC2 Request Mask Register Control (Read/Write) - I/O Address=0DEH
DMA Request Mask Register Read and Write All Bits Format (This register is cleared on CPURST.)
DMA Register 32: DMAC1 Channel 2 Page Address Register (Read/Write)
DMA Register 33: DMAC1 Channel 3 Page Address Register (Read/Write)
DMA Register 34: DMAC1 Channel 1 Page Address Register (Read/Write)
DMA Register 35: DMAC1 Channel 0 Page Address Register (Read/Write)
DMA Register 36: DMAC2 Channel 6 Page Address Register (Read/Write)
DMA Register 37: DMAC2 Channel 7 Page Address Register (Read/Write)
I/O Read I/O Write Flip-Flop State Function
Bit
7:4
3
2
1
0
Bit
7:0
Bit
7:0
Bit
7:0
Bit
7:0
Bit
7:0
Bit
7:0
0
1
1
0
Function
Reserved
DMA Channel 7 Request Mask:
0:
1:
DMA Channel 6 Request Mask:
0:
1:
DMA Channel 5 Request Mask:
0:
1:
DMA Channel 4 Request Mask:
0:
1:
Function
Page Address (Address bits 23-16) for DMAC1 (8-bit DMA Controller), Channel 2
Function
Page Address (Address bits 23-16) for DMAC1 (8-bit DMA Controller), Channel 3
Function
Page Address (Address bits 23-16) for DMAC1 (8-bit DMA Controller), Channel 1
Function
Page Address (Address bits 23-16) for DMAC1 (8-bit DMA Controller), Channel 0
Function
Page Address (Address bits 23-16) for DMAC2 (16-bit DMA Controller), Channel 6
Function
Page Address (Address bits 23-16) for DMAC2 (16-bit DMA Controller), Channel 7
X
X
Channel 7 Not Masked
Channel 7 Masked
Channel 6 Not Masked
Channel 6 Masked
Channel 5 Not Masked
Channel 5 Masked
Channel 4 Not Masked
Channel 4 Masked
Read DMA Request Mask Register
Write DMA Request Mask Register
PRELIMINARY
84
Index=081H
Index=082H
Index=083H
Index=087H
Index=089H
Index=08AH
CY82C693UB
Default
0000
0
0
0
0
Default
00000000
Default
00000000
Default
00000000
Default
00000000
Default
00000000
Default
00000000