參數(shù)資料
型號: C8051F221
廠商: Silicon Laboratories Inc
文件頁數(shù): 127/146頁
文件大?。?/td> 0K
描述: IC 8051 MCU 8K FLASH 32LQFP
標(biāo)準(zhǔn)包裝: 250
系列: C8051F2xx
核心處理器: 8051
芯體尺寸: 8-位
速度: 25MHz
連通性: SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,POR,WDT
輸入/輸出數(shù): 22
程序存儲器容量: 8KB(8K x 8)
程序存儲器類型: 閃存
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 22x8b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 32-LQFP
包裝: 托盤
C8051F2xx
Rev. 1.6
81
SFR Definition 9.12. EIP1: Extended Interrupt Priority 1
Bit7:
PCP1R: Comparator 1 (CP1) Rising Interrupt Priority Control.
This bit sets the priority of the CP1 interrupt.
0: CP1 rising interrupt set to low priority level.
1: CP1 rising interrupt set to high priority level.
Bit6:
PCP1F: Comparator 1 (CP1) Falling Interrupt Priority Control.
This bit sets the priority of the CP1 interrupt.
0: CP1 falling interrupt set to low priority level.
1: CP1 falling interrupt set to high priority level.
Bit5:
PCP0R: Comparator 0 (CP0) Rising Interrupt Priority Control.
This bit sets the priority of the CP0 interrupt.
0: CP0 rising interrupt set to low priority level.
1: CP0 rising interrupt set to high priority level.
Bit4:
PCP0F: Comparator 0 (CP0) Falling Interrupt Priority Control.
This bit sets the priority of the CP0 interrupt.
0: CP0 falling interrupt set to low priority level.
1: CP0 falling interrupt set to high priority level.
Bit3:
Reserved. Read = 0, Write = don't care.
Bit2:
PWADC0: Analog-to-Digital Converter 0 window compare (ADC0) Interrupt Priority Control.
This bit sets the priority of the ADC0 window compare interrupt.
0: ADC0 window compare interrupt set to low priority level.
1: ADC0 window compare interrupt set to high priority level.
Bit1:
UNUSED. Read = 0, Write = don't care.
Bit0:
PSPI0: Serial Peripheral Interface 0 Interrupt Priority Control.
This bit sets the priority of the SPI0 interrupt.
0: SPI0 interrupt set to low priority level.
1: SPI0 interrupt set to high priority level.
R/W
Reset Value
PCP1R
PCP1F
PCP0R
PCP0F
-
PWADC0
-
PSPI0
00000000
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SFR Address:
0xF6
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