参数资料
型号: PC87393F-VJG
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 外设及接口
英文描述: 100-Pin LPC SuperI/O Devices for Portable Applications
中文描述: MULTIFUNCTION PERIPHERAL, PQFP100
封装: TQFP-100
文件页数: 30/148页
文件大小: 1733K
代理商: PC87393F-VJG
8.0 Legacy Functional Blocks (Continued)
125
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Table 36. Parallel Port Bitmap Summary for Second Level Offset
Register
Bits
Second
Level
Offset
Mnemonic
76543210
00h
Control0
Reserved
DCR
Register
Live
Freeze Bit
Reserved
EPP Time-
out
Interrupt
Mask
02h
Control2
SPP Com-
patibility
Channel
Address
Enable
Reserved
Revision
1.7 or 1.9
Select
Reserved
04h
Control4
Reserved
PP DMA Request Inactive Time
Reserved
PP DMA Request Active Time
05h
PP
Confg0
Bit 3 of
CNFGA
Demand
DMA
Enable
ECP IRQ Channel Number
PE
Internal
Pull-up or
Pull-down
ECP DMA Channel
Number
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