CLRC663 Datasheet, PDF (82/132 Pages) NXP Semiconductors – Contactless reader IC

NXP Semiconductors
CLRC663
Contactless reader IC
Table 112. T3ReloadLo bits
Bit
Symbol
Description
7 to 0
T3ReloadLo
Defines the low byte of the reload value of Timer3. With the start event
the timer load the value of the T3ReloadValHi and T3RelaodValLo.
Changing this register affects the timer only at the next start event.
9.7.2.18 T3CounterValHi
High byte of the current counter value the 16-bit Timer3.
Table 113. T3CounterValHi register (address 21h)
Bit
7
6
5
Symbol
Access
rights
4
3
T3CounterHi
dy
2
1
0
Table 114. T3CounterValHi bits
Bit
Symbol
Description
7 to 0
T3Counter
ValHi
High byte of the current counter value of Timer3.
This value shall not be read out during reception.
9.7.2.19 T3CounterValLo
Low byte of the current counter value the 16-bit Timer3.
Table 115. T3CounterValLo register (address 22h)
Bit
7
6
5
Symbol
Access
rights
4
3
T3CounterValLo
dy
2
1
0
Table 116. T3CounterValLo bits
Bit
Symbol
Description
7 to 0
T3Counter
ValLo
Low byte current counter value of Timer3.
This value shall not be read out during reception.
9.7.2.20 T4Control
The wake-up timer T4 activates the system after a given time. It can start a low-power
card detection
Table 117. T4Control register (address 23h)
Bit
7
6
5
Symbol
T4Running T4Start
StopNow
T4Auto
Trimm
Access
dy
w
r/w
rights
4
T4Auto
LPCD
r/w
3
T4Auto
Restart
r/w
2
T4AutoWakeUp
r/w
1
0
T4Clk
r/w
CLRC663
Product data sheet
COMPANY PUBLIC
All information provided in this document is subject to legal disclaimers.
Rev. 3.3 — 3 April 2012
171133
© NXP B.V. 2012. All rights reserved.
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