F71869A
6.5.5 DMA Channel Select Register ⎯ Index 74h
Bit
Name
R/W Default
Description
7-5
Reserved
-
-
0
-
Reserved.
0: non-burst mode DMA.
1: enable burst mode DMA.
Reserved.
4
ECP_DMA_MODE R/W
3
Reserved
-
2-0
SELPRTDMA
R/W
011 Select the DMA channel for Parallel Port.
6.5.6 PRT Mode Select Register ⎯ Index F0h
Bit
Name
R/W Default
Description
Interrupt mode in non-ECP mode.
7
SPP_IRQ_MODE R/W
0
0: Level mode.
1: Pulse mode.
6-3 ECP_FIFO_THR R/W 1000 ECP FIFO threshold.
000: Standard and Bi-direction (SPP) mode.
001: EPP 1.9 and SPP mode.
010: ECP mode (default).
011: ECP and EPP 1.9 mode.
100: Printer mode.
2-0
PRT_MODE
R/W
010
101: EPP 1.7 and SPP mode.
110: Reserved.
111: ECP and EPP1.7 mode.
6.6
Hardware Monitor Registers (CR04)
6.6.1 Hardware Monitor Configuration Registers ⎯ Index 30h
Bit
Name
R/W Default
Description
7-1
Reserved
-
-
Reserved
0: disable Hardware Monitor.
1: enable Hardware Monitor.
0
HM_EN
R/W
1
6.6.2 Base Address High Register ⎯ Index 60h
Bit Name R/W Default
7-0 BASE_ADDR_HI R/W 02h The MSB of Hardware Monitor base address.
Description
70
Oct., 2011
V0.19P