參數(shù)資料
型號: ST7PLITE10F1B6
廠商: 意法半導體
英文描述: 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, DATA EEPROM, ADC, 4 TIMERS, SPI
中文描述: 8位單電壓閃存存儲器,數(shù)據(jù)EEPROM,模數(shù)轉(zhuǎn)換器,4定時器,微控制器的SPI
文件頁數(shù): 65/131頁
文件大小: 2046K
代理商: ST7PLITE10F1B6
ST7LITE1
65/131
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
Realtime Clock
– One 8-bit upcounter 1 ms or 2 ms timebase
period (@ 8 MHz f
OSC
)
– One 8-bit upcounter with autoreload and pro-
grammable timebase period from 4μs to
1.024ms in 4μs increments (@ 8 MHz f
OSC
)
– 2 Maskable timebase interrupts
Input Capture
– 8-bit input capture register (LTICR)
– Maskable interrupt with wakeup from Halt
Mode capability
Figure 39. Lite Timer 2 Block Diagram
LTCSR1
8-bit TIMEBASE
COUNTER 1
/2
8-bit
f
LTIMER
8
LTIC
f
OSC
/32
TB1F
TB1IE
TB
ICF
ICIE
LTTB1 INTERRUPT REQUEST
LTIC INTERRUPT REQUEST
LTICR
INPUT CAPTURE
REGISTER
1
0
1 or 2 ms
(@ 8MHz
f
OSC
)
Timebase
To 12-bit AT TImer
f
LTIMER
LTCSR2
TB2F
0
TB2IE
0
LTTB2
8-bit TIMEBASE
COUNTER 2
0
0
8-bit AUTORELOAD
REGISTER
8
LTCNTR
LTARR
0
0
Interrupt request
1
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