Multi-Function 16-Bit Timer/Event Counter (Timer 4) - Toshiba TLCS-90 Series Data Book

TOSHIBA TMP90C840
Table 3.6 (3) PWM Cycle and Selection of 2n_ 1 counter
PWM cycle (@fc
=
10MHz)
1
1 1
¢Tl
1
,T16
1
¢T256
1
1-- 6 ----1---------1----------1----------1
1
2 - 1
1
50.4~s
1
806.4~s
1
l2.9ms
1
1--]----1---------1----------1----------1
1
2 - 1
1
101.6~s
1
1625.6~s
1
26.Oms
1
1-- 8 ----1---------1----------1----------1
1
2 - 1
1
204.0~s
1
3264.0~s
1
52.2ms
1
3.6.2 Multi-function 16-bit timer/event counter (Timer 4)
'ITFl
1'14
TIS
The TMP90C840 incorporates a multi-function 16-bit timer/event counter
that functions in the following operating modes:
o 16- bit time r
o 16-bit event counter
o 16-bit PPG mode
o Frequency measurement
o Pulse width measurement
o Time deviation measurement
Fig. 3.6 (12) is a block diagram of the 16-bit timer/event counter.
INTl
Interrupt
IN1'2
Interrupt
In ternal Data Bus
Fig. 3.6 (12) Block Diagram of l6-bit Timer/Event counter (Timer 4)
MPU90-89