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| 型号： | HCS473SLROM |
| 厂商： | Microchip Technology Inc. |
| 英文描述： | Code Hopping Encoder and Transponder |
| 中文描述： | 跳码编码器和转发器 |
| 文件页数： | 25/68页 |
| 文件大小： | 1629K |
| 代理商： | HCS473SLROM |
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2002 Microchip Technology Inc.
Preliminary
DS40035C-page 23
HCS473
3.2.3
TRANSPONDER COMMANDS
TABLE 3-5:
LIST OF AVAILABLE TRANSPONDER COMMANDS
Command
Option
Description
Select Transponder
(Section 3.2.3.1)
000
2
-
Select HCS473, used to isolate communication to a single HCS473
Present Transport Code
(1)
(Section 3.2.3.2)
001
2
-
Used to gain write access to the device EEPROM memory locations
Identify Friend or Foe (IFF)
(1)
(Section 3.2.3.3)
010
2
000
2
001
2
010
2
011
2
32-bit IFF using the Transponder Key
16-bit IFF using the Transponder Key
32-bit IFF using the Encoder Key
16-bit IFF using the Encoder Key
Read EEPROM
(1)
(Section 3.2.3.4)
100
2
000
2
001
2
010
2
011
2
100
2
101
2
110
2
111
2
Read 16-bit User EEPROM 0
Read 16-bit User EEPROM 1
Read 16-bit User EEPROM 2
Read 16-bit User EEPROM 3
Read Most Significant 16 bits of the Serial Number
Read Least Significant 16 bits of the Serial Number
Read 16-bit Device Identifier #1 (12-bit Vehicle ID #1 and 4-bit Token ID #1)
Read 16-bit Device Identifier #2 (12-bit Vehicle ID #2 and 4-bit Token ID #1)
Write EEPROM
(1) (2)
(Section 3.2.3.5)
101
2
000
2
001
2
010
2
011
2
100
2
101
2
110
2
111
2
Write 16-bit User EEPROM 0
Write 16-bit User EEPROM 1
Write 16-bit User EEPROM 2
Write 16-bit User EEPROM 3
Write Most Significant 16 bits of the Serial Number
Write Least Significant 16 bits of the Serial Number
Write 16-bit Device Identifier #1 (12-bit Vehicle ID #1 and 4-bit Token ID #1)
Write 16-bit Device Identifier #2 (12-bit Vehicle ID #2 and 4-bit Token ID #1)
Request Hopping Code
(1)
(Section 3.2.3.6)
110
2
-
Request Hopping Code transmission
Anticollision OFF
(Section 3.2.3.7)
111
2
Note 1:
Command must be preceded by successful Select Transponder or Anticollision Off sequence if anticolli-
sion is enabled.
2:
A successful Present Transport Code sequence must first occur to gain write access.
-
Temporarily bypass a HCS473’s anticollision requirements.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| HCS473-SLROM | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Code Hopping Encoder and Transponder |
| HCS473SLSQTP | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Code Hopping Encoder and Transponder |
| HCS473-SLSQTP | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Code Hopping Encoder and Transponder |
| HCS473T/SL | 功能描述:编码器、解码器、复用器和解复用器 w/ Passive Entry RoHS:否 制造商:Micrel 产品:Multiplexers 逻辑系列:CMOS 位数: 线路数量（输入/输出）:2 / 12 传播延迟时间:350 ps, 400 ps 电源电压-最大:2.625 V, 3.6 V 电源电压-最小:2.375 V, 3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Tray |
| HCS473T-I/SL | 功能描述:编码器、解码器、复用器和解复用器 w/ Passive Entry RoHS:否 制造商:Micrel 产品:Multiplexers 逻辑系列:CMOS 位数: 线路数量（输入/输出）:2 / 12 传播延迟时间:350 ps, 400 ps 电源电压-最大:2.625 V, 3.6 V 电源电压-最小:2.375 V, 3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Tray |
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