参数资料
型号: PIC12F683T-E/SN
厂商: Microchip Technology
文件页数: 92/176页
文件大小: 0K
描述: IC MCU FLASH 2KX14 8SOIC
产品培训模块: Asynchronous Stimulus
Digi-Key 应用说明: AN0005 PWM Example with Microchip's CCP Module
AN0005 Example Code
标准包装: 3,300
系列: PIC® 12F
核心处理器: PIC
芯体尺寸: 8-位
速度: 20MHz
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 5
程序存储器容量: 3.5KB(2K x 14)
程序存储器类型: 闪存
EEPROM 大小: 256 x 8
RAM 容量: 128 x 8
电压 - 电源 (Vcc/Vdd): 2 V ~ 5.5 V
数据转换器: A/D 4x10b
振荡器型: 内部
工作温度: -40°C ~ 125°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 带卷 (TR)
配用: AC162058-ND - HEADER MPLAB ICD2 FOR PIC12F683
I3-DB12F683-ND - BOARD DAUGHTER ICEPIC3
PIC12F683
DS41211D-page 20
2007 Microchip Technology Inc.
3.2
Oscillator Control
The Oscillator Control (OSCCON) register (Figure 3-1)
controls the system clock and frequency selection
options. The OSCCON register contains the following
bits:
Frequency selection bits (IRCF)
Frequency Status bits (HTS, LTS)
System clock control bits (OSTS, SCS)
REGISTER 3-1:
OSCCON: OSCILLATOR CONTROL REGISTER
U-0
R/W-1
R/W-0
R-1
R-0
R/W-0
IRCF2
IRCF1
IRCF0
OSTS(1)
HTS
LTS
SCS
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7
Unimplemented: Read as ‘0’
bit 6-4
IRCF<2:0>: Internal Oscillator Frequency Select bits
111
=8 MHz
110
= 4 MHz (default)
101
=2 MHz
100
=1 MHz
011
=500 kHz
010
=250 kHz
001
=125 kHz
000
= 31 kHz (LFINTOSC)
bit 3
OSTS: Oscillator Start-up Time-out Status bit(1)
1
= Device is running from the external clock defined by FOSC<2:0> of the Configuration Word register
0
= Device is running from the internal oscillator (HFINTOSC or LFINTOSC)
bit 2
HTS: HFINTOSC Status bit (High Frequency – 8 MHz to 125 kHz)
1
= HFINTOSC is stable
0
= HFINTOSC is not stable
bit 1
LTS: LFINTOSC Stable bit (Low Frequency – 31 kHz)
1
= LFINTOSC is stable
0
= LFINTOSC is not stable
bit 0
SCS: System Clock Select bit
1
= Internal oscillator is used for system clock
0
= Clock source defined by FOSC<2:0> of the Configuration Word register
Note 1:
Bit resets to ‘0’ with Two-Speed Start-up and LP, XT or HS selected as the Oscillator mode or Fail-Safe
mode is enabled.
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