ST7LITE49K2 STMicroelectronics, ST7LITE49K2 Datasheet - Page 84
ST7LITE49K2
Manufacturer Part Number
ST7LITE49K2
Description
8-bit MCU
Manufacturer
STMicroelectronics
Datasheet
1.ST7LITE49K2.pdf
(245 pages)
Specifications of ST7LITE49K2
8 Kbytes Single Voltage Extended Flash (xflash) Program Memory With Read-out Protection In-circuit Programming And In-application Programming (icp And Iap) Endurance
10K write/erase cycles guaranteed Data retention
256 Bytes Data Eeprom With Read-out Protection. 300k Write/erase Cycles Guaranteed, Data Retention
20 years at 55 °C.
Clock Sources
Internal trimmable 8 MHz RC oscillator, auto-wakeup internal low power - low frequency oscillator, crystal/ceramic resonator or external clock
Five Power Saving Modes
Halt, Active-halt, Auto-wakeup from Halt, Wait and Slow
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On-chip peripherals
11.2
11.2.1
11.2.2
84/245
Dual 12-bit autoreload timer
Introduction
The 12-bit Autoreload timer can be used for general-purpose timing functions. It is based on
one or two free-running 12-bit upcounters with an Input Capture register and four PWM
output channels. There are 7 external pins:
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Main features
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Four PWM outputs
ATIC/LTIC pins for the Input Capture function
BREAK pins for forcing a break condition on the PWM outputs
Single timer or dual timer mode with two 12-bit upcounters (CNTR1/CNTR2) and two
12-bit autoreload registers (ATR1/ATR2)
Maskable overflow interrupts
PWM mode
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Output Compare mode
Input Capture mode
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Internal/external break control
Flexible clock control
One Pulse mode on PWM2/3
Force update
Generation of four independent PWMx signals
Dead time generation for Half bridge driving mode with programmable dead time
Frequency 2 kHz - 4 MHz (@ 8 MHz f
Programmable duty-cycles
Polarity control
Programmable output modes
12-bit Input Capture register (ATICR)
Triggered by rising and falling edges
Maskable IC interrupt
Long range input capture
CPU
)
ST7LITE49K2
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