UPD78F9500MA-CAC-A Datasheet, PDF (93/342 Pages) Renesas Technology Corp – 8-Bit Single-Chip Microcontrollers

CHAPTER 6 16-BIT TIMER/EVENT COUNTER 00 (μPD78F920x ONLY)
6.2 Configuration of 16-Bit Timer/Event Counter 00
16-bit timer/event counter 00 consists of the following hardware.
Table 6-1. Configuration of 16-Bit Timer/Event Counter 00
Item
Timer counter
Register
Timer input
Timer output
Control registers
Configuration
16-bit timer counter 00 (TM00)
16-bit timer capture/compare registers 000, 010 (CR000, CR010)
TI000, TI010
TO00, output controller
16-bit timer mode control register 00 (TMC00)
Capture/compare control register 00 (CRC00)
16-bit timer output control register 00 (TOC00)
Prescaler mode register 00 (PRM00)
Port mode register 2 (PM2)
Port register 2 (P2)
Port mode control register 2 (PMC2)
Figure 6-1 shows a block diagram of these counters.
Figure 6-1. Block Diagram of 16-Bit Timer/Event Counter 00
Internal bus
Capture/compare control
register 00 (CRC00)
CRC002CRC001 CRC000
TI010/TO00/ANI1/
INTP0/P21
to CR010
Noise
elimi-
nator
fXP
fXP/2²
fXP/2⁸
16-bit timer capture/compare
register 000 (CR000)
Match
16-bit timer counter 00
(TM00)
fX
TI000/ANI0/
TOH1/P20
Noise
elimi-
nator
2
Noise
elimi-
nator
Match
16-bit timer capture/compare
register 010 (CR010)
Clear
INTTM000
Output
controller
TO00/TI010/ANI1/
INTP0/P21
Output latch
(P21)
PM21
INTTM010
PRM001 PRM000
Prescaler mode
register 00 (PRM00)
CRC002
TMC003 TMC002 TMC001 OVF00 OSPT00 OSPE00 TOC004 LVS00 LVR00 TOC001 TOE00
16-bit timer mode
control register 00
(TMC00)
16-bit timer output
control register 00
(TOC00)
Internal bus
User’s Manual U18172EJ3V0UD
91