SM59A16U1
8-Bit Micro-controller
64KB with ISP Flash
& 6K+256B RAM embedded
8. Timer 2 and Capture Compare Unit
Timer 2 is not only a 16-bit timer, also a 4-channel unit with compare, capture and reload functions. It is very similar to
the programmable counter array (PCA) in some other MCUs except pulse width modulation (PWM).
Timer 2 and capture compare module features:
The timer 2 is 16-bit timer / counter.
4-channel 16-bit compare / capture / reload functions.
Comparator out can be CCU input source internally.
Noise filter with CCU input.
The timer 2 interrupt vector is 2Bh.
Mnemonic
Description
Dir.
Bit 7 Bit 6 Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0 RST
Timer 2 and Capture Compare Unit
CCU CCU
AUX2
Auxiliary 2 register
92h
-
2Sou 1Sou
-
CCUINF[1:0]
P42CC [1:0]
T2I[1:0]
00H
00H
rce
rce
T2CON
CCCON
Timer 2 control
Compare/Capture
Control
C8h
C9h
T2PS[2:0]
T2R[1:0]
-
CCI3 CCI2 CCI1 CCI0
CCF3
CCF2
CCF1 CCF0 00H
Compare/Capture
Enable register
CCEN
C1h
D1h
-
COCAM1[2:0]
COCAM3[2:0]
-
-
COCAM0[2:0]
COCAM2[2:0]
00H
00H
Compare/Capture
Enable 2 register
Timer 2, low byte
Timer 2, high byte
Compare/Reload/Cap
ture register, low byte
Compare/Reload/Cap
CCEN2
-
TL2
TH2
CCh
CDh
TL2[7:0]
TH2[7:0]
00H
00H
00H
CRCL
CAh
CRCL[7:0]
00H
CRCH
ture register, high CBh
byte
CRCH[7:0]
Compare/Capture
register 1, low byte
Compare/Capture
register 1, high byte
Compare/Capture
register 2, low byte
Compare/Capture
register 2, high byte
Compare/Capture
register 3, low byte
Compare/Capture
register 3, high byte
00H
00H
00H
00H
00H
00H
CCL1
CCH1
CCL2
CCH2
CCL3
CCH3
C2h
CCL1[7:0]
CCH1[7:0]
CCL2[7:0]
CCH2[7:0]
CCL3[7:0]
CCH3[7:0]
C3h
C4h
C5h
C6h
C7h
8.1
Auxiliary 2 Register( AUX2 )
Mnemonic: AUX2
Address: 92h
7
6
5
4
3
2
1
0
Reset
CCU2
Source Source
CCU1
-
CCUINF[1:0]
P42CC [1:0]
00H
The following Fig. 8-1 is set CCU action
Specifications subject to change without notice contact your sales representatives for the most recent information.
ISSFD-M071 Ver A SM59A16U1 04/12/2013
- 52 -
SYNCMOS [ SYNCMOS TECHNOLOGIES,INC ]
