ST72321M6 Datasheet, PDF (83/175 Pages) STMicroelectronics – 80-pin 8-bit MCU with 32 to 60 Kbytes Flash, ADC, five timers, SPI, SCI, I2C interface

ST72321M6 ST72321M9
16-BIT TIMER (Cont’d)
Table 16. 16-Bit Timer Register Map and Reset Values
Address
(Hex.)
Register
Label
Timer A: 32 CR1
Timer B: 42 Reset Value
Timer A: 31 CR2
Timer B: 41 Reset Value
Timer A: 33 CSR
Timer B: 43 Reset Value
Timer A: 34 IC1HR
Timer B: 44 Reset Value
Timer A: 35 IC1LR
Timer B: 45 Reset Value
Timer A: 36 OC1HR
Timer B: 46 Reset Value
Timer A: 37 OC1LR
Timer B: 47 Reset Value
Timer A: 3E OC2HR
Timer B: 4E Reset Value
Timer A: 3F OC2LR
Timer B: 4F Reset Value
Timer A: 38 CHR
Timer B: 48 Reset Value
Timer A: 39 CLR
Timer B: 49 Reset Value
Timer A: 3A ACHR
Timer B: 4A Reset Value
Timer A: 3B ACLR
Timer B: 4B Reset Value
Timer A: 3C IC2HR
Timer B: 4C Reset Value
Timer A: 3D IC2LR
Timer B: 4D Reset Value
7
ICIE
0
OC1E
0
ICF1
x
MSB
x
MSB
x
MSB
1
MSB
0
MSB
1
MSB
0
MSB
1
MSB
1
MSB
1
MSB
1
MSB
x
MSB
x
6
OCIE
0
OC2E
0
OCF1
x
x
x
0
0
0
0
1
1
1
1
x
x
5
TOIE
0
OPM
0
TOF
x
x
x
0
0
0
0
1
1
1
1
x
x
4
FOLV2
0
PWM
0
ICF2
x
3
FOLV1
0
CC1
0
OCF2
x
2
OLVL2
0
CC0
0
TIMD
0
x
x
x
x
x
x
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
x
x
x
x
x
x
1
IEDG1
0
IEDG2
0
-
x
x
x
0
0
0
0
1
0
1
0
x
x
0
OLVL1
0
EXEDG
0
-
x
LSB
x
LSB
x
LSB
0
LSB
0
LSB
0
LSB
0
LSB
1
LSB
0
LSB
1
LSB
0
LSB
x
LSB
x
Related Documentation
AN 973: SCI software communications using 16-
bit timer
AN 974: Real-Time Clock with ST7 Timer Output
Compare
AN 976: Driving a buzzer through the ST7 Timer
PWM function
AN1041: Using ST7 PWM signal to generate ana-
log input (sinusoid)
AN1046: UART emulation software
AN1078: PWM duty cycle switch implementing
true 0 or 100 per cent duty cycle
AN1504: Starting a PWM signal directly at high
level using the ST7 16-Bit timer
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