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ST72561J4-Auto Datasheet(PDF) 106 Page - STMicroelectronics

Part # ST72561J4-Auto
Description  Clock, reset and supply management
PDF  324 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72561J4-Auto Datasheet(HTML) 106 Page - STMicroelectronics

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16-bit timer
ST72561-Auto
106/324
Doc ID 12370 Rev 8
Figure 47.
Timer block diagram
Figure 48.
16-bit read sequence: (from counter or alternate counter register)
MCU-PERIPHERAL INTERFACE
COUNTER
ALTERNATE
OUTPUT
COMPARE
REGISTER
OUTPUT COMPARE
EDGE DETECT
OVERFLOW
DETECT
CIRCUIT
1/2
1/4
1/8
8-bit
buffer
ST7 INTERNAL BUS
LATCH1
OCMP1
ICAP1
EXTCLK
fCPU
TIMER INTERRUPT
ICF2
ICF1
TIMD
0
0
OCF2
OCF1 TOF
PWM
OC1E
EXEDG
IEDG2
CC0
CC1
OC2E OPM
FOLV2
ICIE
OLVL1
IEDG1
OLVL2
FOLV1
OCIE TOIE
ICAP2
LATCH2
OCMP2
8
8
8 low
16
8 high
16
16
16
16
(Control Register 1) CR1
(Control Register 2) CR2
(Control/Status Register)
6
16
8
8
8
8
8
8
EXEDG
TIMER INTERNAL BUS
CIRCUIT1
EDGE DETECT
CIRCUIT2
CIRCUIT
1
OUTPUT
COMPARE
REGISTER
2
INPUT
CAPTURE
REGISTER
1
INPUT
CAPTURE
REGISTER
2
CC[1:0]
COUNTER
pin
pin
pin
pin
pin
REGISTER
REGISTER
Note: If IC, OC and TO interrupt requests have separate vectors
then the last OR is not present (See device Interrupt Vector Table)
(See note)
CSR
is buffered
Read
At t0
Read
Returns the buffered
LS Byte value at t0
At t0 +
Δt
Other
instructions
Beginning of the sequence
Sequence completed
LS Byte
LS Byte
MS Byte



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