Setting Of Control Registers For Pulse Width Measurement - NEC PD78212 User Manual

8-bit single-chip microcomputer sub-series

Table of Contents

Fig. 7-63 Setting of Control Registers for Pulse Width Measurement

(a) Timer control register 1 (TMC1)

(b) Prescaler mode register 1 (PRM1)

(d) External interrupt mode register 0 (INTM0)

Chapter 7 Timer/Counter Units

× : Don't care

Overflow flag

Enables counting TM1

Specifies count clock

; where x = 16, 32, 64,

128, 256, or 512)

Disables clearing TM1, when TM1

coincides with CR10

Specifies the CR11 register as a capture

Clearing TM1, when TM1 is captured to

CR11, is disabled

Specifies valid edge of INTP0 input

to be rising and falling edges