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參數(shù)資料
| 型號(hào)： | ASC7521A |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | 溫度/濕度傳感器 |
| 英文描述： | LOW- OLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR |
| 中文描述： | 低OLTAGE 1 - Wire數(shù)字溫度傳感器 |
| 文件頁(yè)數(shù)： | 8/18頁(yè) |
| 文件大?。?/td> | 186K |
| 代理商： | ASC7521A |
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Andigilog, Inc. 2006
www.andigilog.com
October 2006 - 70A05011
aSC7521A
Write Data Length:
Read Data Length:
Command Code:
0x01
0x04
0x00
Optional SST Device Commands
The optional SST commands
Alert()
,
Suspend()
are not supported in the aSC7521A.
Vendor Specific Extensions
The vendor specific command codes are in the range from 0xE0 and 0xE7. Reading and writing to specific internal registers is
provided for custom tuning of sensor response characteristics.
WriteReg
()
Writes to the sensor’s internal registers.
Write Data Length:
Read Data Length:
Command Code:
Example bus transaction to write to a sensor located at address 0x48. This example writes 2 consecutive locations (0x20 and 0x21)
to values 0x25 and 0x28.
8
8
8
2+N (command + address + Number of bytes to write)
0x00
0xE0
8
Target Address
Write Length
Read Length
Command
0x48
0x04
0x00
0xE0
8
8
8
8
RAM Addr
Write Data
Write Data
FCS
0x20
0x25
0x28
0x1B
Figure 9. Example Register Write
ReadReg
()
Reads from the sensor’s internal registers.
Write Data Length:
Read Data Length:
Command Code:
Example bus transaction to read a sensor located at address 0x48. This example reads 2 consecutive locations (0x20 and 0x21).
8
8
8
0x02 (command + address)
N (Number of bytes to read)
0xE1
8
Target Address
Write Length
Read Length
Command
0x48
0x02
0x02
0xE1
8
8
8
8
RAM Addr
FCS
Read Data
Read Data
FCS
0x20
0x9D
0x25
0x28
0x37
Figure 10. Example Register Read
VenCmdEnable
()
Vendor Command Enable enables the Vendor Specified Extensions.
Write Data Length:
0x01
Read Data Length:
0x00
Command Code:
0xE2
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| ASC7521AM8 | LOW- OLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR |
| ASC7531A | LOW-VOLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR AND VOLTAGE MONITOR |
| ASC7531AM10 | LOW-VOLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR AND VOLTAGE MONITOR |
| ASC7531B | LOW-VOLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR AND VOLTAGE MONITOR |
| ASC7531BM10 | LOW-VOLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR AND VOLTAGE MONITOR |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ASC7521AM8 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LOW- OLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR |
| ASC7531A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LOW-VOLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR AND VOLTAGE MONITOR |
| ASC7531AM10 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LOW-VOLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR AND VOLTAGE MONITOR |
| ASC7531B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LOW-VOLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR AND VOLTAGE MONITOR |
| ASC7531BM10 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LOW-VOLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR AND VOLTAGE MONITOR |
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