ST72262G2 Datasheet

  • ST72262G2

  • 8-BIT MCU WITH FLASH OR ROM MEMORY, ADC, TWO 16-BIT TIMERS, ...

  • 2095.35KB

  • STMicroelectronics   STMicroelectronics

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ST72260G, ST72262G, ST72264G
16-BIT TIMER
(Cont鈥檇)
Figure 36. Timer Block Diagram
ST7 INTERNAL BUS
f
CPU
MCU-PERIPHERAL INTERFACE
8 high
8 low
8-bit
buffer
8
high
low
8
high
8
low
8
high
8
low
8
high
8
low
8
EXEDG
16
1/2
1/4
1/8
EXTCLK
pin
COUNTER
REGISTER
ALTERNATE
COUNTER
REGISTER
OUTPUT
COMPARE
REGISTER
1
OUTPUT
COMPARE
REGISTER
2
INPUT
CAPTURE
REGISTER
1
INPUT
CAPTURE
REGISTER
2
16
16
16
CC[1:0]
TIMER INTERNAL BUS
16 16
OVERFLOW
DETECT
CIRCUIT
OUTPUT COMPARE
CIRCUIT
EDGE DETECT
CIRCUIT1
ICAP1
pin
6
EDGE DETECT
CIRCUIT2
ICAP2
pin
LATCH1
ICF1 OCF1 TOF ICF2 OCF2 TIMD
OCMP1
pin
OCMP2
pin
0
0
LATCH2
(Control/Status Register)
CSR
ICIE OCIE TOIE FOLV2 FOLV1 OLVL2 IEDG1 OLVL1
OC1E OC2E OPM PWM
CC1
CC0 IEDG2 EXEDG
(Control Register 1)
CR1
(Control Register 2)
CR2
(See note)
TIMER INTERRUPT
Note:
If IC, OC and TO interrupt requests have separate vectors
then the last OR is not present (See device Interrupt Vector Table)
56/171

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