T5554 ATMEL [ATMEL Corporation], T5554 Datasheet - Page 8

• Manufacturer Part Number: T5554
• Description: Standard R/W IDIC (264 Bit) with Integrated Capacitance
• Manufacturer: ATMEL [ATMEL Corporation]

Figure 4-3.
Figure 4-4.
8
T5554
Block
Sequence
Waveforms for different
modulations
Terminator not suitable for Biphase modulation
ST
Terminators
Read Data Streams and Terminators
off
on
off
on
BT
on
on
off
off
Figure 4-2.
Loading block 0
Loading block 0
Loading block 0
Loading block 0
Manchester
FSK
PSK
0
0
0
0
Bit period
Last bit
Last bit
V
Coil 1 - Coil 2
V
Coil 1 - Coil 2
Voltage at Coil1/Coil2 After Power-on
Block 1
Block 1
Block 1
Block 1
Data bit '1'
Data bit '1'
Power-on
Block terminator
2 ms
reset
Block 2
Block 2
Block 2
Block 2
Loading block 0 (256 FC ~ 2 ms)
Sequence terminator
Block 7
Block 7
Block 7
Block 7
Data bit '1'
First bit
* FC -> Field clocks
Sequence terminator
Block terminator
Block 1
Block 1
Block 1
Damping on
Block 1
Read data with configured
modulation and bitrate
Block 2
First bit '0' or '1'
Block 2
First bit
Block 2
Block 2
Damping off
4576D–RFID–12/06