Configuration Of 16-Bit Timer/Event Counters 00 And 01; Block Diagram Of 16-Bit Timer/Event Counter 00 - NEC 78K0 User Manual

7.2

Configuration of 16-Bit Timer/Event Counters 00 and 01

16-bit timer/event counters 00 and 01 consist of the following hardware.
Table 7-1. Configuration of 16-Bit Timer/Event Counters 00 and 01
Item
Timer counter
Register
Timer input
Timer output
Control registers
µ
Remark n = 0:
µ
n = 0, 1:
Figures 7-1 and 7-2 show the block diagrams.
Capture/compare control
register 00 (CRC00)
CRC002CRC001 CRC000
Noise
elimi-
TI010/TO00/P01
nator
f
X
2
f /2
X
8
f /2
X
Noise
2
f
X elimi-
nator
Noise
TI000/P00
elimi-
nator
PRM001 PRM000
Prescaler mode
register 00 (PRM00)
CHAPTER 7 16-BIT TIMER/EVENT COUNTERS 00 AND 01
16 bits (TM0n)
16-bit timer capture/compare register: 16 bits (CR00n, CR01n)
TI00n, TI01n
TO0n, output controller
16-bit timer mode control register 0n (TMC0n)
16-bit timer capture/compare control register 0n (CRC0n)
16-bit timer output control register 0n (TOC0n)
Prescaler mode register 0n (PRM0n)
Port mode register 0 (PM0)
Port register 0 (P0)
PD780143, 780144
PD780146, 780148, 78F0148
Figure 7-1. Block Diagram of 16-Bit Timer/Event Counter 00
Internal bus
16-bit timer capture/compare
register 000 (CR000)
16-bit timer counter 00
(TM00)
16-bit timer capture/compare
register 010 (CR010)
CRC002
TMC003 TMC002 TMC001 OVF00
Internal bus
User's Manual U15947EJ2V0UD
Configuration
*
Match
Clear
Output
controller
Match
OSPT00 OSPE00 TOC004 LVS00 LVR00 TOC001 TOE00
16-bit timer mode
control register 00
(TMC00)
INTTM000
TO00/TI010/
P01
Output latch
PM01
(P01)
INTTM010
16-bit timer output
control register 00
(TOC00)
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