mfrc500 NXP Semiconductors, mfrc500 Datasheet - Page 26

• Manufacturer Part Number: mfrc500
• Description: Highly Integrated Iso14443a Reader Ic
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Highly Integrated ISO 14443A Reader IC
5.2.1.6
Diverse Status flags.
Name: SecondaryStatus
Description of the bits
4-3
2-0
Bit
Access
Rights
7
6
5
SecondaryStatus Register
CRCReady
RxLastBits
TRunning
E2Ready
Symbol
TRunning
00
7
r
E2Ready
If set to 1, the MF RC 500’s timer unit is running, e.g. the counter will decrement
the Timer Value Register with the next timer clock.
If set to 1, the MF RC 500 has finished programming the E2PROM.
If set to 1, the MF RC 500 has finished calculating the CRC.
Reserved for future use.
Show the number of valid bits in the last received byte. If zero, the whole byte is
valid.
6
r
Address: 0x05
CRCReady
5
r
26
4
0
r
Product Specification Rev. 3.2;December 2005
Function
3
0
r
Reset value: 01100000, 0x60
2
r
RxLastBits
1
r
MF RC500
PUBLIC
0
r