ST72262G1 STMicroelectronics, ST72262G1 Datasheet - Page 60

• Manufacturer Part Number: ST72262G1
• Description: 8-BIT MCU WITH FLASH OR ROM MEMORY, ADC, TWO 16-BIT TIMERS, I2C, SPI, SCI INTERFACES
• Manufacturer: STMicroelectronics

Specifications of ST72262G1

• 4 K Or 8 Kbytes Program Memory: ROM or single voltage extended Flash (XFlash) with read-out protection, write protection, In-Circuit Programming and In-Application Programming (ICP and IAP). 10K write/erase cycles guaranteed, data retention
• Clock Sources: crystal/ceramic resonator oscillators, internal RC oscillator and bypass for external clock
• 4 Power Saving Modes: Halt, Active Halt,Wait and Slow
• Two 16-bit Timers With: 2 input captures, 2 output compares, external clock input on one timer, PWM and Pulse generator modes

ST72260Gx, ST72262Gx, ST72264Gx
16-BIT TIMER (Cont’d)
Figure 39. Input Capture Block Diagram
Figure 40. Input Capture Timing Diagram
Note: The time between an event on the ICAPi pin
and the appearance of the corresponding flag is
from 2 to 3 CPU clock cycles. This depends on the
moment when the ICAP event happens relative to
the timer clock.
60/172
ICAP1
ICAP2
pin
pin
COUNTER REGISTER
ICAPi REGISTER
Note: The active edge is the rising edge.
TIMER CLOCK
ICAPi FLAG
16-BIT
EDGE DETECT
IC2R Register
ICAPi PIN
16-BIT
CIRCUIT2
FREE RUNNING
COUNTER
FF01
EDGE DETECT
CIRCUIT1
IC1R Register
FF02
ICF1
ICIE
FF03
ICF2
(Control Register 1) CR1
(Control Register 2) CR2
CC1
(Status Register) SR
CC0
FF03
0
IEDG2
IEDG1
0
0