NEC 78K0 Series User Manual page 228

Figure 7-50. Example of Software Processing for One-Shot Pulse Output Operation (1/2)
TM0n register
Operable bits
(TMC0n3, TMC0n2)
One-shot pulse enable bit
One-shot pulse trigger bit
One-shot pulse trigger input
(TI00n pin)
Overflow plug
Compare register
Compare match interrupt
(INTTM00n)
Compare register
Compare match interrupt
(INTTM01n)
TO0n pin output
TO0n output control bits
(TOE0n, TOC0n4, TOC0n1)
• Time from when the one-shot pulse trigger is input until the one-shot pulse is output
= (M + 1) × Count clock cycle
• One-shot pulse output active level width
= (N − M) × Count clock cycle
µ
Remark n = 0: PD78F0531, 78F0532, 78F0533
µ
n = 0, 1: PD78F0534, 78F0535, 78F0536, 78F0537, 78F0537D
228
CHAPTER 7 16-BIT TIMER/EVENT COUNTERS 00 AND 01
FFFFH
M
0000H
00
(OSPEn)
(OSPTn)
(OVF0n)
(CR00n)
(CR01n)
M + 1
<1> <2>
Preliminary User's Manual U17260EJ3V1UD
N N
M
01 or 10
N
M
N − M
M + 1
TO0n output level is not
inverted because no one-
<2>
shot trigger is input.
N
M
00
N − M
<3>