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Operating Modes and Functions
6.2
Counter Settings
Counting Mode
6.2.1
The counting mode
specifies the counting width and range
The basic setting for both counters after power–on is counting mode 1.
The counting mode for munter 1 is set in parameter register 1; the counting mode for counter
2
is set in parameter register
modes and the combination operating modes ZMPC and SC2A. The combination operating
modes TCAR and TCLR require that both counters operate in the same counting mode.
Counting mode 1
The counter has a counting width of 16 bits and operates in the positive
counting range listed below.
0000
o
Parameter register 1/2
Counting mode 2
The counter has a counting
counting range listed below.
00000000 to FFFF FFFF
o
Parameter register 1/2
Counting mode 3
The counter has a counting width of 16 bits and operates in the positive and
negative counting range listed below.
8000
–32,768
Parameter register 1/2
6 – 2
2. All counting modes are permitted for the autonomous operating
to
+65,535
to
15 14 13 12 11 10 9 8
to4,294 ,967,295 (decimal) "
15 14 13 12 11 10 9
to 7FFF
to +32,767
15 14 13 12 11 10 9
for each counter separately.
(hexadecimal)
(decimal)
7
6
5
4
3
width of 32 bits and
operates in the positive
[hexadecimal)
8
7
6
5
4
3
(hexadecimal)
(decimal)
8
7
6
5
4
3
2
R 11/92
2
1
0
0
0
2
1
0
0
1
1
0
1
0
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