F81866A
7.4.1Parallel Port Device Enable Register ⎯ Index 30h
Bit
Name
R/W Reset Default
Description
7-1
Reserved
-
-
-
Reserved
0: disable Parallel Port.
1: enable Parallel Port.
LRESET#
0
PRT_EN
R/W
1
7.4.2Base Address High Register ⎯ Index 60h
Bit
Name
R/W Reset Default
Description
Description
Description
7-0
BASE_ADDR_HI
R/W LRESET#
03h The MSB of Parallel Port base address.
7.4.3Base Address Low Register ⎯ Index 61h
Bit
Name
R/W Reset Default
7-0
BASE_ADDR_LO
R/W LRESET#
78h The LSB of Parallel Port base address.
7.4.4IRQ Channel Select Register ⎯ Index 70h
Bit
7-4
3-0
Name
R/W Reset Default
Reserved
SELPRTIRQ
-
-
-
Reserved.
Select the IRQ channel for Parallel Port.
LRESET#
R/W
7h
7.4.5DMA Channel Select Register ⎯ Index 74h
Bit
Name
R/W Reset Default
Description
7-5
Reserved
-
-
-
0
-
Reserved.
0: non-burst mode DMA.
4
ECP_DMA_MODE R/W LRESET#
1: enable burst mode DMA.
3
Reserved
-
-
Reserved.
2-0
SELPRTDMA
R/W LRESET#
011 Select the DMA channel for Parallel Port.
7.4.6PRT Mode Select Register ⎯ Index F0h
Bit
7
Name
R/W Reset Default
Description
Interrupt mode in non-ECP mode.
SPP_IRQ_MODE R/W LRESET#
0
0: Level mode.
1: Pulse mode.
6-3
ECP_FIFO_THR
R/W LRESET# 1000 ECP FIFO threshold.
135
Jan, 2012
V0. 12P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
