M30622MA-XXXFP RENESAS [Renesas Technology Corp], M30622MA-XXXFP Datasheet - Page 115

• Manufacturer Part Number: M30622MA-XXXFP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY
• Manufacturer: RENESAS [Renesas Technology Corp]

Timer B
100
Figure 1.17.20. Operation timing when measuring a pulse period
Figure 1.17.21. Operation timing when measuring a pulse width
Count start flag
Measurement pulse
Timing at which counter
reaches “0000
Timer Bi overflow flag
Timer Bi interrupt
request bit
Timing at which counter
reaches “0000
Timer Bi interrupt
request bit
Count source
Measurement pulse
Reload register
transfer timing
Count start flag
Timer Bi overflow flag
Reload register
transfer timing
When measuring measurement pulse time interval from falling edge to falling edge
Note 1: Counter is initialized at completion of measurement.
Note 2: Timer has overflowed.
Note 1: Counter is initialized at completion of measurement.
Note 2: Timer has overflowed.
Count source
16
16
”
”
counter
counter
“H”
“L”
“1”
“0”
“1”
“0”
“1”
“0”
“H”
“0”
“0”
“0”
“1”
“1”
“1”
“L”
Cleared to “0” when interrupt request is accepted, or cleared by software.
Cleared to “0” when interrupt request is accepted, or cleared by software.
Transfer
(indeterminate
value)
(Note 1)
Transfer
(indeterminate value)
Transfer
(measured value)
(Note 1)
(Note 1)
Transfer
(measured
value)
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
(Note 1)
Transfer
(measured value)
Transfer
(measured value)
(Note 1)
(Note 1)
Mitsubishi microcomputers
M16C / 62 Group
(Note 2)
(Note 2)