Bit Timer/Event Counters 5 And 6 Interval Times - NEC PD78076 User Manual

Table 10-4. 8-Bit Timer/Event Counters 5 and 6 Interval Times
TCLn3 TCLn2 TCLn1 TCLn0
0 0 0 0
0 0 0 1
0 1 0 0
0 1 0 1
0 1 1 0
0 1 1 1
1 0 0 0
1 0 0 1
1 0 1 0
1 0 1 1
1 1 0 0
1 1 0 1
1 1 1 0
1 1 1 1
Other than above
Remarks 1. f
X
2. MCS : Bit 0 of oscillation mode selection register (OSMS)
3. TCLn0 to TCLn3 : Bits 0 to 3 of timer clock select register n (TCLn)
4. Figures in parentheses apply to operation with f
5. n = 5, 6
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CHAPTER 10 8-BIT TIMER/EVENT COUNTERS 5 AND 6
Minimum Interval Time
MCS = 1 MCS = 0
TIn input cycle
TIn input cycle
1/f
(Setting prohibited)
X
(200 ns)
1/f 2 x 1/f
X X
(200 ns) (400 ns)
2 x 1/f 2 2 x 1/f
X X
(400 ns) (800 ns)
2 2 x 1/f 2 3 x 1/f
X X
(800 ns) (1.6 s)
3 4
2 x 1/f 2 x 1/f
X X
(1.6 s) (3.2 s)
2 4 x 1/f 2 5 x 1/f
X X
(3.2 s) (6.4 s)
2 5 x 1/f 2 6 x 1/f
X X
(6.4 s) (12.8 s)
2 6 x 1/f 2 7 x 1/f
X X
(12.8 s) (25.6 s)
7 8
2 x 1/f 2 x 1/f
X X
(25.6 s) (51.2 s)
2 8 x 1/f 2 9 x 1/f
X X
(51.2 s) (102.4 s)
2 9 x 1/f 2 10 x 1/f
X X
(102.4 s) (204.8 s)
11 12
2 x 1/f 2 x 1/f
X X
(409.6 s) (819.2 s)
Setting prohibited
: Main system clock oscillation frequency
Maximum Interval Time
MCS = 1 MCS = 0
8
2 x TIn input cycle
8
2 x TIn input cycle
8
2 x 1/f
(Setting prohibited)
X
(51.2 s)
8 9
2 x 1/f 2 x 1/f
X X
(51.2 s) (102.4 s)
2 9 x 1/f 2 10 x 1/f
X X
(102.4 s) (204.8 s)
2 10 x 1/f 2 11 x 1/f
X X
(204.8 s) (409.6 s)
11 12
2 x 1/f 2 x 1/f
X X
(409.6 s) (819.2 s)
2 12 x 1/f 2 13 x 1/f
X X
(819.2 s) (1.64 ms)
2 13 x 1/f 2 14 x 1/f
X X
(1.64 ms) (3.28 ms)
2 14 x 1/f 2 15 x 1/f
X X
(3.28 ms) (6.55 ms)
15 16
2 x 1/f 2 x 1/f
X X
(6.55 ms) (13.1 ms)
2 16 x 1/f 2 17 x 1/f
X X
(13.1 ms) (26.2 ms)
2 17 x 1/f 2 18 x 1/f
X X
(26.2 ms) (52.4 ms)
19 20
2 x 1/f 2 x 1/f
X X
(104.9 ms) (209.7 ms)
= 5.0 MHz.
X
Resolution
MCS = 1 MCS = 0
TIn input edge input cycle
TIn input edge input cycle
2 x 1/f
(Setting prohibited)
X
(200 ns)
1/f 2 x 1/f
X X
(200 ns) (400 ns)
2 x 1/f 2 2 x 1/f
X X
(400 ns) (800 ns)
2 2 x 1/f 2 3 x 1/f
X X
(800 ns) (1.6 s)
3 4
2 x 1/f 2 x 1/f
X X
(1.6 s) (3.2 s)
2 4 x 1/f 2 5 x 1/f
X X
(3.2 s) (6.4 s)
2 5 x 1/f 2 6 x 1/f
X X
(6.4 s) (12.8 s)
2 6 x 1/f 2 7 x 1/f
X X
(12.8 s) (25.6 s)
7 8
2 x 1/f 2 x 1/f
X X
(25.6 s) (51.2 s)
2 8 x 1/f 2 9 x 1/f
X X
(51.2 s) (102.4 s)
2 9 x 1/f 2 10 x 1/f
X X
(102.4 s) (204.8 s)
11 12
2 x 1/f 2 x 1/f
X X
(409.6 s) (819.2 s)