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ST7LITE20F2 数据表(PDF) 85 Page - STMicroelectronics

部件名 ST7LITE20F2
功能描述  8-bit microcontroller with single voltage Flash memory, data EEPROM, ADC, Timers, SPI
PDF  166 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST7LITE20F2 数据表(HTML) 85 Page - STMicroelectronics

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On-chip peripherals
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11.3
Lite timer 2 (LT2)
11.3.1
Introduction
The Lite timer can be used for general-purpose timing functions. It is based on two free-
running 8-bit upcounters, an 8-bit input capture register.
11.3.2
Main features
Real-time clock
One 8-bit upcounter 1 ms or 2 ms timebase period (@ 8 MHz fOSC)
One 8-bit upcounter with autoreload and programmable timebase period from 4µs
to 1.024 ms in 4 µs increments (@ 8 MHz fOSC)
2 Maskable timebase interrupts.
Input capture
8-bit input capture register (LTICR)
Maskable interrupt with wakeup from HALT mode capability.
20
ATICRL
Reset value
ICR7
0
ICR6
0
ICR5
0
ICR4
0
ICR3
0
ICR2
0
ICR1
0
ICR0
0
21
TRANCR
Reset value
0
000
0
0
0
TRAN
1
22
BREAKCR
Reset value
00
BA
0
BPEN
0
PWM3
0
PWM2
0
PWM1
0
PWM0
0
Table 36.
Register map and reset values (continued)
Address
(Hex.)
Register
label
7
654
3
2
1
0



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