98
CHAPTER 6 8-BIT TIMER/EVENT COUNTERS 50 TO 53
User’s Manual U15104EJ2V0UD
Figure 6-3. Block Diagram of 8-Bit Timer/Event Counter 52
Figure 6-4. Block Diagram of 8-Bit Timer 53
Internal bus
8-bit compare
register 52 (CR52)
8-bit timer counter
52 (TM52)
TI52/P77
f
X
/2
5
f
X
/2
7
f
X
/2
9
f
X
/2
11
f
X
/2
3
Match
OVF
Clear
3
Selector
TCL522 TCL521 TCL520
Timer clock select
register 52 (TCL52)
Internal bus
TCE52 TMC526 TMC524 LVS52 LVR52 TMC521 TOE52
Level
inversion
Timer mode control
register 52 (TMC52)
S
R
S
Q
R
INV
Selector
INTTM52
TO52/P132
f
X
/2
Output latch
(P132)
Selector
Selector
Mask circuit
Internal bus
8-bit compare
register 53 (CR53)
8-bit timer
counter 53 (TM53)
f
X
/2
3
f
X
/2
5
f
X
/2
7
f
X
/2
9
f
X
/2
Selector
Match
Mask circuit
Clear
3
Selector
TCL532 TCL531 TCL530
Timer clock select
register 53 (TCL53)
Internal bus
LVS51 LVR51
Timer mode control
register 53 (TMC53)
INTTM53
f
X
/2
11
Содержание mPD178053
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