upd78f0730 Renesas Electronics Corporation., upd78f0730 Datasheet - Page 146

• Manufacturer Part Number: upd78f0730
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

146
Compare match interrupt
Compare match interrupt
Figure 6-31. Example of Software Processing in Clear & Start Mode Entered by TI000 Pin Valid Edge Input
Note Care must be exercised when setting TOC00. For details, see 6.3 (3) 16-bit timer output control register
<1> Count operation start flow
<2> TM00 register clear & start flow
(TMC003, TMC002)
Compare register
Compare register
Count clear input
(TI000 pin input)
TO00 pin output
00 (TOC00).
TMC003, TMC002 bits = 10
TM00 register
CR000, CR010 registers,
Operable bits
Edge input to TI000 pin
(INTTM000)
(INTTM010)
Register initial setting
TMC00.TMC001 bit,
TOC00 register
PRM00 register,
CRC00 register,
(CR000)
(CR010)
0000H
port setting
START
Note
00
,
CHAPTER 6 16-BIT TIMER/EVENT COUNTER 00
<1>
Initial setting of these
registers is performed
before setting the
TMC003 and TMC002
bits to 10.
Starts count operation
When the valid edge is input to the TI000 pin,
the value of the TM00 register is cleared.
Preliminary User’s Manual U19014EJ1V0UD
N
M
<2>
<3> Count operation stop flow
10
M
N
N
TMC003, TMC002 bits = 00
M
<2>
STOP
<2>
N
M
<2>
The counter is initialized
and counting is stopped
by clearing the TMC003
and TMC002 bits to 00.
N
M
<3>
00