F71862
8.5Parallel Port Registers (CR03)
8.5.1
Parallel Port Device Enable Register Index 30h
Bit Name R/W Default
Parallel Port Configuration Registers
Description
7-1 Reserved
PRT_EN
-
-
Reserved
0
R/W
1
0: disable Parallel Port.
1: enable Parallel Port.
Base Address High Register Index 60h
Bit Name R/W Default
Description
7-0 BASE_ADDR_HI
R/W
03h The MSB of Parallel Port base address.
Base Address Low Register Index 61h
Bit Name R/W Default
Description
7-0 BASE_ADDR_LO
R/W
78h The LSB of Parallel Port base address.
IRQ Channel Select Register Index 70h
Bit Name R/W Default
Description
7-5 Reserved
-
-
Reserved.
Select the IRQ channel for Parallel Port.
3-0 SELPRTIRQ
R/W
7h
DMA Channel Select Register Index 74h
Bit Name R/W Default
Description
7-5 Reserved
-
-
Reserved.
4
ECP_DMA_MODE
R/W
0
0: non-burst mode DMA.
1: enable burst mode DMA.
3
Reserved
-
-
Reserved.
2-0 SELPRTDMA
R/W
011 Select the DMA channel for Parallel Port.
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.
82
July, 2008
V.28P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
