參數(shù)資料
型號: C8051F230
廠商: Silicon Laboratories Inc
文件頁數(shù): 128/146頁
文件大?。?/td> 0K
描述: IC 8051 MCU 8K FLASH 48TQFP
標準包裝: 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): 32
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
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 48-TQFP
包裝: 托盤
C8051F2xx
82
Rev. 1.6
SFR Definition 9.13. EIP2: Extended Interrupt Priority 2
Bit7:
PXVLD: External Clock Source Valid (XTLVLD) Interrupt Priority Control.
This bit sets the priority of the XTLVLD interrupt.
0: XTLVLD interrupt set to low priority level.
1: XTLVLD interrupt set to high priority level.
Bit6:
Reserved. Must write 0. Reads 0.
Bit5:
PSCI3: Software Controlled Interrupt 3 Priority Control.
This bit sets the priority of the Software Controlled Interrupt 3.
0: External Interrupt 7 set to low priority level.
1: External Interrupt 7 set to high priority level.
Bit4:
PSCI2: Software Controlled Interrupt 2 Priority Control.
This bit sets the priority of the Software Controlled Interrupt 2.
0: Software Controlled Interrupt 2 set to low priority level.
1: Software Controlled Interrupt 2 set to high priority level.
Bit3:
PSCI1: Software Controlled Interrupt 1 Priority Control.
This bit sets the priority of the Software Controlled Interrupt 1.
0: Software Controlled Interrupt 1 set to low priority level.
1: Software Controlled Interrupt 1 set to high priority level.
Bit2:
PSCI0: Software Controlled Interrupt 0 Priority Control.
This bit sets the priority of the Software Controlled Interrupt 0.
0: Software Controlled Interrupt 0 set to low priority level.
1: Software Controlled Interrupt 0 set to high priority level.
Bit1:
PADC0: ADC End of Conversion Interrupt Priority Control.
This bit sets the priority of the ADC0 End of Conversion Interrupt.
0: ADC0 End of Conversion interrupt set to low priority level.
1: ADC0 End of Conversion interrupt set to high priority level.
Bit0:
Reserved. Read = 0, Write = don't care.
R/W
Reset Value
PXVLD
-
PSCI3
PSCI2
PSCI1
PSCI0
PADC0
-
00000000
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SFR Address:
0xF7
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