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參數(shù)資料
| 型號： | HS9-82C54RH |
| 廠商： | Intersil Corporation |
| 英文描述： | Radiation Hardened CMOS Programmable Interval Timer |
| 中文描述： | 輻射加固CMOS可編程間隔定時器 |
| 文件頁數(shù)： | 12/21頁 |
| 文件大?。?/td> | 171K |
| 代理商： | HS9-82C54RH |
959
HS-82C54RH
Control Word Format
A1, A0 = 11; CS = 0; RD = 1; WR = 0
D7
D6
D5
D4
D3
D2
D1
D0
SC1
SC2
RW1
RW0
M2
M1
M0
BCD
SC - Select Counter:
M - Mode:
SC1
SC0
M2
M1
M0
0
0
Select Counter 0
0
0
0
Mode 0
0
1
Select Counter 1
0
0
1
Mode 1
1
0
Select Counter 2
X
1
0
Mode 2
1
1
Read-Back Command (See Read Operations)
X
1
1
Mode 3
RW - Read/Write
1
0
0
Mode 4
RW1
RW0
1
0
1
Mode 5
0
0
Counter Latch Command (See Read
Operations)
BCD - Binary Coded Decimal:
0
1
Read/Write least significant byte only.
0
Binary Counter 16-bits
1
0
Read/Write most significant byte only.
1
Binary Coded Decimal (BCD) Counter (4 Decades)
1
1
Read/Write least significant byte first, then
most significant byte.
NOTE: Don’t Care bits (X) should be 0 to insure compatibility with
future products.
FIGURE 9. CONTROL WORD FORMAT
A1
A0
A1
A0
Control Word - Counter 0
1
1
Control Word - Counter 2
1
1
LSB of count - Counter 0
0
0
Control Word - Counter 1
1
1
MSB of count - Counter 0
0
0
Control Word - Counter 0
1
1
Control Word - Counter 1
1
1
LSB of count - Counter 2
1
0
LSB of count - Counter 1
0
1
MSB of count - Counter 2
1
0
MSB of count - Counter 1
0
1
LSB of count - Counter 1
0
1
Control Word - Counter 2
1
1
MSB of count - Counter 1
0
1
LSB of count - Counter 2
1
0
LSB of count - Counter 0
0
0
MSB of count - Counter 2
1
0
MSB of count - Counter 0
0
0
A1
A0
A1
A0
Control Word - Counter 0
1
1
Control Word - Counter 1
1
1
Control Word - Counter 1
1
1
Control Word - Counter 0
1
1
Control Word - Counter 2
1
1
LSB of count - Counter 1
0
1
LSB of count - Counter 2
1
0
Control Word - Counter 2
1
1
LSB of count - Counter 1
0
1
LSB of count - Counter 0
0
0
LSB of count - Counter 0
0
0
MSB of count - Counter 1
0
1
MSB of count - Counter 0
0
0
LSB of count - Counter 2
1
0
MSB of count - Counter 1
0
1
MSB of count - Counter 0
0
0
MSB of count - Counter 2
1
0
MSB of count - Counter 2
1
0
NOTE: In all four examples, all counters are programmed to Read/Write two-byte counts. These are only four of many possible programming
sequences.
FIGURE 10. A FEW POSSIBLE PROGRAMMING SEQUENCES
Spec Number
518059
相關PDF資料 |
PDF描述 |
|---|---|
| HS1-82C54RH-8 | Radiation Hardened CMOS Programmable Interval Timer |
| HS9-82C54RH-8 | Radiation Hardened CMOS Programmable Interval Timer |
| HS1-82C54RH-Q | Radiation Hardened CMOS Programmable Interval Timer |
| HS9-82C54RH-Q | Radiation Hardened CMOS Programmable Interval Timer |
| HS1-82C55ARH | Radiation Hardened CMOS Programmable Peripheral Interface |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| HS9-82C54RH-8 | 制造商:Intersil Corporation 功能描述:PROGRAMMABLE TIMER SGL 24PIN CFLATPACK - Bulk |
| HS9-82C54RH-Q | 制造商:Intersil Corporation 功能描述:PROGRAMMABLE TIMER SGL 24CFPAK - Bulk |
| HS9-82C85RH | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Radiation Hardened CMOS Static Clock Controller/Generator |
| HS9-82C85RH/PROTO | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Radiation Hardened CMOS Static Clock Controller/Generator |
| HS9-82C85RH-8 | 制造商:Intersil Corporation 功能描述:CLOCK CNTRLR/GENERATOR 24PIN CFLATPACK - Bulk |
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