ATA556711-DDT Atmel, ATA556711-DDT Datasheet - Page 4

• Manufacturer Part Number: ATA556711-DDT
• Description: RF Wireless Misc 125 KHz (330bit r/w 0pF)
• Manufacturer: Atmel

Figure 3-2.
3.10
4
Modulator
ATA5567
L
0
1
Block 0 Configuration Mapping – e5550 Compatibility Mode
1) If Master Key = 6 then test mode write commands are ignored
2) If Master Key < > 6 or 9 then extended function mode is disabled
1
0
Master Key
Note 1), 2)
Unlocked
Locked
2
1
3
1
4
0
The modulator consists of data encoders for the following basic types of modulation:
Table 3-1.
Notes:
Mode
FSK1a
FSK2a
FSK1
FSK2
PSK1
PSK2
PSK3
Manchester
Bi-phase
NRZ
5
0
6
0
(1)
(1)
(2)
(2)
(2)
(1)
(1)
1. A common multiple of bit rate and FSK frequencies is recommended.
2. In PSK mode the selected data rate has to be an integer multiple of the PSK sub-carrier
7
0
8
0
frequency.
9
0
Types of e5550-compatible Modulation Modes
RF/8
RF/16
RF/32
RF/40
RF/50
RF/64
RF/100
RF/128
10 11 12
0
0
Direct Data Output
FSK/8-/5
FSK/8-/10
FSK/5-/8
FSK/10-/8
Phase change when input changes
Phase change on bit clock if input high
Phase change on rising edge of input
0 = falling edge, 1 = rising edge
1 creates an additional mid-bit change
1 = damping on, 0 = damping off
Bit Rate
0
0
0
0
1
1
1
1
Data
13 14 15 16
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
1
1
Modulation
17 18 19 20
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
1
1
1
1
0
0
0
0 = RF/8;
0 = RF/8;
0 = RF/5;
0 = RF/10;
0
0
1
1
0
0
1
1
0
0
0
0
1
0
1
0
1
0
1
0
0
0
Direct
PSK1
PSK2
PSK3
FSK1
FSK2
FSK1a
FSK2a
Manchester
Bi-phase ('50)
Reserved
21
PSK
0
0
1
1
CF
22
0
1
0
1
23
RF/2
RF/4
RF/8
Res
24
0
25
Block
Max
26
27
1 = RF/5
1 = RF/10
1 = RF/8
1 = RF/8
28
29
30
0
31
0
32
4874F–RFID–07/08