參數(shù)資料
型號: EM4056B6CI2LC
英文描述: ACPI Regulator/Controller for Dual Channel DDR Memory Systems; Temperature Range: 0&degC to 70°C; Package: 28-QFN T&R
中文描述: 模擬雜項(xiàng)
文件頁數(shù): 12/14頁
文件大?。?/td> 108K
代理商: EM4056B6CI2LC
EM4056
Copyright
2002, EM Microelectronic-Marin SA
7
www.emmicroelectronic.com
DeselTag
The DeselTag command address a transponder with its 32 bit address (ROM) and reset the flag Select to 0.
1 bit
4 bits
MSB
32 bits
MSB
8 bits
MSB
Reader
Start
DeselTag
ROM
CRC
2 bits
8 bits
MSB
Transponder
tsp
Sel nSel
CRC
Fig. 9
Prot
Prot command for writing the 2 (OTP) protection bit (read and write) at the specified address.
1 bit
4 bits
MSB
8 bits
MSB
2 bits
MSB
8 bits
MSB
Reader
Start
Prot
Address
Wp/Rp
CRC
2 bits
8 bits
MSB
Transponder
twp
WOk nWOk
CRC
Fig. 10
Wp=1, the specified address is protected against writing.
Rp=1, the specified address is protected against reading.
WOk=1, the protection bit has been successfully written to one.
Read
Read command to get a 16-bit word located at the specified address. If the address is read protected, the circuit transmits a
65535 value.
1 bit
4 bits
MSB
8 bits
MSB
8 bits
MSB
Reader
Start
Read
Address
CRC
16 bits
MSB
3 bits
8 bits
MSB
Transponder
trp
Datas
Prot
CRC
Prot = (Wp / Rp / Suc)
Fig. 11
Datas
Rp
Suc
Definition
12345 dec
0
Data = 12345
65535 dec
0
Data = 65535
65535 dec
1
x
Read protected
65535 dec
0
1
Read protected by PIN
Wp=1, the specified address is protected against writing.
Rp=1, the specified address is protected against reading.
Suc=1, the specified address is protected by the PIN against reading.
相關(guān)PDF資料
PDF描述
EM4069A6CB2RC ACPI Regulator/Controller for Dual Channel DDR Memory Systems; Temperature Range: 0&degC to 70°C; Package: 28-QFN
EM4069A6CI2LC ACPI Regulator/Controller for Dual Channel DDR Memory Systems; Temperature Range: 0&degC to 70°C; Package: 28-QFN T&R
EM4069B5CB2RC Single 12V Input Supply Dual Regulator - Synchronous Rectified Buck PWM and Linear Power Controller; Temperature Range: 0&degC to 70°C; Package: 16-QSOP
EM4069B5CI2LC Single 12V Input Supply Dual Regulator - Synchronous Rectified Buck PWM and Linear Power Controller; Temperature Range: 0&degC to 70°C; Package: 16-QSOP
EM4069B6CI2LC Analog Miscellaneous
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
EM4056B6WP11 制造商:EMMICRO 制造商全稱:EM Microelectronic - MARIN SA 功能描述:2KBIT Read/Write with ANTICOLLISION Contactless Identification Device
EM4056B6WW11E 制造商:EMMICRO 制造商全稱:EM Microelectronic - MARIN SA 功能描述:2KBIT Read/Write with ANTICOLLISION Contactless Identification Device
EM4069 制造商:EMMICRO 制造商全稱:EM Microelectronic - MARIN SA 功能描述:128 bit Read/Write Contactless Identification Device with OTP function
EM4069A5CB2RB 制造商:EMMICRO 制造商全稱:EM Microelectronic - MARIN SA 功能描述:128 bit Read/Write Contactless Identification Device with OTP function
EM4069A5CB2RC 制造商:EMMICRO 制造商全稱:EM Microelectronic - MARIN SA 功能描述:128 bit Read/Write Contactless Identification Device with OTP function