参数资料
型号: PIC18LF43K22-E/ML
厂商: Microchip Technology
文件页数: 27/71页
文件大小: 0K
描述: IC MCU 8BIT 8KB FLASH 44QFN
标准包装: 45
系列: PIC® XLP™ 18F
核心处理器: PIC
芯体尺寸: 8-位
速度: 48MHz
连通性: I²C,SPI,UART/USART
外围设备: 欠压检测/复位,HLVD,POR,PWM,WDT
输入/输出数: 35
程序存储器容量: 8KB(4K x 16)
程序存储器类型: 闪存
EEPROM 大小: 256 x 8
RAM 容量: 512 x 8
电压 - 电源 (Vcc/Vdd): 1.8 V ~ 3.6 V
数据转换器: A/D 30x10b
振荡器型: 内部
工作温度: -40°C ~ 125°C
封装/外壳: 44-VQFN 裸露焊盘
包装: *
2010-2012 Microchip Technology Inc.
DS41412E-page 33
PIC18(L)F2X/4XK22
REGISTER 2-2:
OSCCON2: OSCILLATOR CONTROL REGISTER 2
R-0/0
R-0/q
U-0
R/W-0/0
R/W-0/u
R/W-1/1
R-x/u
R-0/0
PLLRDY
SOSCRUN
MFIOSEL
SOSCGO(1)
PRISD
MFIOFS
LFIOFS
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
q = depends on condition
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
-n/n = Value at POR and BOR/Value at all other Resets
bit 7
PLLRDY: PLL Run Status bit
1
= System clock comes from 4xPLL
0
= System clock comes from an oscillator, other than 4xPLL
bit 6
SOSCRUN: SOSC Run Status bit
1
= System clock comes from secondary SOSC
0
= System clock comes from an oscillator, other than SOSC
bit 5
Unimplemented: Read as ‘0’.
bit 4
MFIOSEL: MFINTOSC Select bit
1
= MFINTOSC is used in place of HFINTOSC frequencies of 500 kHz, 250 kHz and 31.25 kHz
0
= MFINTOSC is not used
bit 3
SOSCGO(1): Secondary Oscillator Start Control bit
1
= Secondary oscillator is enabled.
0
= Secondary oscillator is shut off if no other sources are requesting it.
bit 2
PRISD: Primary Oscillator Drive Circuit Shutdown bit
1
= Oscillator drive circuit on
0
= Oscillator drive circuit off (zero power)
bit 1
MFIOFS: MFINTOSC Frequency Stable bit
1
= MFINTOSC is stable
0
= MFINTOSC is not stable
bit 0
LFIOFS: LFINTOSC Frequency Stable bit
1
= LFINTOSC is stable
0
= LFINTOSC is not stable
Note 1:
The SOSCGO bit is only reset on a POR Reset.
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