參數(shù)資料
型號： DSPCOMMPARALLELUM
英文描述： Parallel Port Command Converter for DSP User＇s Manual
中文描述： 并行端口命令轉(zhuǎn)換為數(shù)字信號處理器用戶手冊
文件頁數(shù)： 43/70頁
文件大?。?/td> 550K
代理商： DSPCOMMPARALLELUM
Motorola
Host Computer Card and Command Converter Support Information
4-1
Chapter 4
Host Computer Card and Command
Converter Support Information
This chapter provides the host computer connector signal descriptions, part lists and
schematics for hardware that is required to run with the ADS software. This list includes
the host interface cards, host interface cable, and the command converter card.
4.1 Host Interface Card Bus Signal Description
Each host interface card is designed for a unique host computer bus architecture. This
section describes the card edge connector signals used by each host computer’s expansion
bus. This information is for reference only.
Table 4-1. PC Interface Card J2 (ISA-16 Bus) Connector
Pin #
Mnemonic
Signal Name and Description
A1
I/O CH CK
No Connect
A2–A9
D7–D0
PC Bus data bits 7 to 0.
A10
I/O CH RDY
No Connect
A11
AEN
PC BUS Address Enable output
A12–A21
A19–A10
No Connect
A22–A31
A9–A0
PC Bus address bits 9 to 0.
B1
GND
PC ground
B2
RESET
PC reset signal,(positive true).
B3
+5v
PC +5 V
B4-B8
No Connect
B9
PC +12 V
B10
GND
PC ground
B11–B12
MEMW/MEMR
No Connect
B13
IOW
I/O write command,(negative true).
B14
IOR
I/O read command,(negative true).
B15–B20
No Connect
B21
IRQ7
PC Interrupt request 7,(Printer), NOT USED.
B22–B23
No Connect
B24
IRQ4
PC Interrupt request 4,(COM1), NOT USED
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