Philips Semiconductors
Product Specification Rev. 3.2;December 2005
Highly Integrated ISO 14443A Reader IC
MF RC500
10.4
11
11.1
11.2
11.3
11.4
12
13
13.1
13.2
13.3
14
14.1
14.2
14.3
14.3.1
14.3.2
14.3.3
14.3.4
15
15.1
15.2
15.3
Receiver Power Down.........................................................................................................................82
START UP PHASE .............................................................................................................................83
Hard Power Down Phase ....................................................................................................................83
Reset Phase........................................................................................................................................83
Initialising Phase .................................................................................................................................83
Initialising.............................................................................................................................................84
OSCILLATOR CIRCUITRY ................................................................................................................85
TRANSMITTER PINS TX1 AND TX2 .................................................................................................86
Configuration of TX1 and TX2.............................................................................................................86
Operating Distance versus Power Consumption ................................................................................86
Pulse Width .........................................................................................................................................87
RECEIVER CIRCUITRY .....................................................................................................................88
General................................................................................................................................................88
Block Diagram .....................................................................................................................................88
Putting the Receiver into Operation ....................................................................................................89
Automatic Clock-Q Calibration ............................................................................................................89
Amplifier...............................................................................................................................................90
Correlation Circuitry.............................................................................................................................91
Evaluation and Digitizer Circuitry ........................................................................................................91
SERIAL SIGNAL SWITCH .................................................................................................................92
General................................................................................................................................................92
Block Diagram .....................................................................................................................................92
Registers Relevant for the Serial Signal Switch..................................................................................93
15.4
Usage of the MFIN and MFOUT .........................................................................................................94
15.4.1 Active Antenna Concept......................................................................................................................94
15.4.2 Driving Two RF-Parts ..........................................................................................................................94
16
16.1
16.2
16.3
16.3.1
16.3.2
16.3.3
16.4
16.4.1
16.4.2
16.4.3
16.4.4
MF RC500 COMMAND SET...............................................................................................................95
General Description.............................................................................................................................95
General Behaviour ..............................................................................................................................95
MF RC500 Commands Overview .......................................................................................................95
Basic States ........................................................................................................................................97
StartUp Command 3F
hex
......................................................................................................................97
Idle Command 00
hex
............................................................................................................................97
Commands for Card Communication..................................................................................................98
Transmit Command 1A
hex
....................................................................................................................98
Receive Command 16
hex
...................................................................................................................102
Transceive Command 1E
hex
..............................................................................................................105
States of the Card Communication ...................................................................................................105
4
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