Abov AC30M1x32, User Manual, Page: 117 / 246

117 / 246
ABOV Semiconductor
16-bit Timer
Tn.CR1 Timer n Control Register 1 7.3.1
Timer Control Register 1 is 16-bit register.
Timer module should be configured properly before running. When target purpose is defined, the timer can be
configured in the Tn.CR1 register
After configuring this register, you can start or stop the timer function by Tn.CR2 register.
T0.CR1=0x4000_3000, T1.CR1=0x4000_3020
T2.CR1=0x4000_3040, T3.CR1=0x4000_3060
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SS
YNC
C
SYNC
U
A
O
O
U
TPOL
A
D
C
TR
G
EN
ST
A
R
TL
V
L
C
K
SE
L
C
LR
M
D
M
O
D
E
0 0 0 0 0 0 0 0 0 000 00 00
RW RW RW RW RW RW RW RW
15
SSYNC Synchronize start counter with other synchronized timers
0
Single counter mode
1 Synchronized counter start mode
14
CSYNC Synchronize clear counter with other synchronized timers
0
Single counter mode
1 Synchronized counter clear mode
13
UAO Select GRA, GRB update mode
0
Writing GRA or GRB takes effect after current period
1 Writing GRA or GRB takes effect in current period
12
OUTPOL Timer output polarity
0
Normal output
1 Negated output
8
ADCTRGEN ADC Trigger enable control
0
Disable adc trigger
1 Enable adc trigger at same time of GRA match
7
STARTLVL Timer output polarity control
0
Default output level is HIGH
1 Default output level is LOW
6
4 CKSEL[2:0] Counter clock source select
000
PCLK/2
001 PCLK/4
010 PCLK/16
011 PCLK/64
10X MCCR3 clock setting
11X TnIO pin input (TnIO pin must be set as input mode)
3
2 CLRMD Clear select when capture mode
00
Rising edge clear mode
01 Falling edge clear mode
10 Both edge clear mode
11 None clear mode
1
0 MODE[1:0] Timer operation mode control
00
Normal periodic operation mode
01 PWM mode
10 One shot mode
11 Capture mode