ST72321J7-Auto STMicroelectronics, ST72321J7-Auto Datasheet - Page 100
ST72321J7-Auto
Manufacturer Part Number
ST72321J7-Auto
Description
8-bit MCU for automotive with 48 Kbyte Flash, 10-bit ADC, timers, SPI, SCI and I2C interfaces
Manufacturer
STMicroelectronics
Datasheet
1.ST72321R9-AUTO.pdf
(243 pages)
Specifications of ST72321J7-Auto
Hdflash Endurance
100 cycles, data retention 20 years
Clock Sources
crystal/ceramic resonator oscillators, internal RC oscillator and bypass for external clock
4 Power Saving Modes
Halt, Active Halt, Wait and Slow
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16-bit timer
Figure 41. Timer block diagram
1. If IC, OC and TO interrupt request have separate vectors, then the last OR is not present (see device interrupt vector table).
100/243
EXTCLK
pin
TIMER INTERRUPT
f
ICIE
CPU
ICF1
CC[1:0]
OCIE TOIE
1/2
1/4
1/8
OCF1 TOF
EXEDG
(1)
OVERFLOW
CIRCUIT
DETECT
8 high
FOLV2
(Control/Status Register)
ICF2
ALTERNATE
COUNTER
COUNTER
REGISTER
REGISTER
(Control Register 1) CR1
OCF2
FOLV1
buffer
8-bit
TIMD
OLVL2
8 low
16
16
OUTPUT COMPARE
0
IEDG1
Doc ID 13829 Rev 1
CIRCUIT
REGISTER
COMPARE
CSR
OUTPUT
MCU-PERIPHERAL INTERFACE
0
OLVL1
8
TIMER INTERNAL BUS
1
6
ST7 INTERNAL BUS
16
8
16
OC1E
COMPARE
REGISTER
OUTPUT
OC2E OPM
8
2
8
REGISTER
EDGE DETECT
EDGE DETECT
CAPTURE
PWM
INPUT
CIRCUIT1
CIRCUIT2
8
1
(Control Register 2) CR2
CC1
LATCH1
LATCH2
8
16
CC0
REGISTER
CAPTURE
INPUT
ST72321xx-Auto
8
2
IEDG2
16
8
EXEDG
OCMP1
OCMP2
ICAP1
ICAP2
pin
pin
pin
pin
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