NEC PD78058FY(A) - Manual (Page 222)

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CHAPTER 9 8-BIT TIMER/EVENT COUNTERS
0 1 2 3 4 5 6 7 Symbol
TCE1 FF49H 00H R/W
Address After Reset R/W
TCE2 TMC12 0 0 0 0 0 TMC1
TCE1 8-Bit Timer Register 1 Operation Control
0 Operation stop (TM1 clear to 0)
1 Operation enable
TCE2 8-Bit Timer Register 2 Operation Control
Operation stop (TM2 clear to 0)
Operation enable
0
1
TMC12 Operating Mode Selection
8-Bit timer register × 2 channel mode (TM1, TM2)
16-Bit timer register × 1 channel mode (TMS)
0
1
(2) 8-bit timer mode control register (TMC1)
This register enables/stops operation of 8-bit timer registers 1 and 2 and sets the operating mode of 8-bit timer
register 1 and 2.
TMC1 is set with a 1-bit or 8-bit memory manipulation instruction.
RESET input sets TMC1 to 00H.
Figure 9-5. 8-Bit Timer Mode Control Register Format
Cautions 1. Before switching the operation mode, stop the timer operation.
2. When 8-bit timer registers 1 and 2 are used as a 16-bit timer register, operation enable/stop
should be set with TCE1.