ATA555811-DDT ATMEL [ATMEL Corporation], ATA555811-DDT Datasheet - Page 32

• Manufacturer Part Number: ATA555811-DDT
• Description: 1 kbit R/W IDIC with Deterministic Anticollision
• Manufacturer: ATMEL [ATMEL Corporation]

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SelectAll
ATA5558 [Preliminary]
Table 7-22.
Table 7-23.
When receiving the SelectAll command, all tags in the READY state will enter the Selected state
and answer with the SOF pattern. This allows the rapid global configuration and personalization
of a collection of tags without having to select and program each tag sequentially.
Table 7-24.
Table 7-25.
Command
GetID (Tag ID) = 00 00 1
5 bits
SOF
Start of Frame
3 .. 10-bit period
Command
SelectAll = 00 10 00
6 bits
SOF
Start of Frame
3 .. 10-bit period
Interrogator Command Parameters (Odd Number of (n) Known Tag ID Bits)
Tag Response
Interrogator Command
Tag Response
Parameter
Tag ID[msb], Tag ID[msb-1],.........Tag ID[MSB-(n-1)]
<n> bits (MSB first); where n = 1, 3, 5, 7, ..
Subsequent Tag ID bit(s)
Dual pattern code
<m – n>
2 bits periods
4681C–RFID–09/05