M30622ECTFP MITSUBISHI [Mitsubishi Electric Semiconductor], M30622ECTFP Datasheet - Page 93

• Manufacturer Part Number: M30622ECTFP
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
• Manufacturer: MITSUBISHI [Mitsubishi Electric Semiconductor]

Timer A
Figure 1.17.12. Example of how a 16-bit pulse width modulator operates
Figure 1.17.13. Example of how an 8-bit pulse width modulator operates
Tentative Specifications REV.A
Condition : Reload register = 0003
Count source
TA
input signal
PWM pulse output
from TA
Timer Ai interrupt
request bit
Underflow signal of
8-bit prescaler (Note2)
PWM pulse output
from TA
Count source (Note1)
TA
Timer Ai interrupt
request bit
S
iIN
iIN
pecifications in this manual are tentative and subject to change.
pin
pin input signal
iOUT
iOUT
Condition : Reload register high-order 8 bits = 02
f
pin(Note 3)
i
pin
(Note 3)
(rising edge of TA
: Frequency of count source
Note 1: M30623(80-pin package) does not have I/O pins(TAiIN,TAiOUT) for timer A1 and A2.
Note 2: n = 0000
(f
1
f
i
, f
: Frequency of count source
(f
8
1
, f
“H”
“H”
, f
“L”
“L”
“1”
“0”
Reload register low-order 8 bits = 02
External trigger (falling edge of TA
“H”
“H”
“H”
“1”
“0”
“L”
“L”
“L”
32
8
, f
Note 1: The 8-bit prescaler counts the count source.
Note 2: The 8-bit pulse width modulator counts the 8-bit prescaler's underflow signal.
Note 3: M30623(80-pin package) does not have no I/O pins(TAiIN,TAiOUT) for timer A1 and A2.
Note 4: m = 00
, f
32
C32
, f
C32
)
16
)
to FFFE
iIN
16
pin input signal) is selected
to FE
16
16
Cleared to “0” when interrupt request is accepted, or cleared by software
.
, when external trigger
16
; n = 00
Cleared to “0” when interrupt request is accepted, or cleaerd by software
Trigger is not generated by this signal
1 / f
1 / f
16
1 / f
93
i
X (m + 1)
1 / f
to FE
1 / f
i
i
X
X
i
i
(2
X (m + 1) X (2 – 1)
16
X (m + 1) X n
n
16
.
iIN
– 1)
16
pin input signal) is selected
16
8
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Mitsubishi microcomputers
M16C / 62T Group