參數(shù)資料
型號: C8051F019R
廠商: Silicon Laboratories Inc
文件頁數(shù): 114/154頁
文件大?。?/td> 0K
描述: IC 8051 MCU 16K FLASH 48TQFP
標(biāo)準(zhǔn)包裝: 1
系列: C8051F018
核心處理器: 8051
芯體尺寸: 8-位
速度: 25MHz
連通性: SMBus(2 線/I²C),SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,POR,PWM,溫度傳感器,WDT
輸入/輸出數(shù): 16
程序存儲器容量: 16KB(16K x 8)
程序存儲器類型: 閃存
RAM 容量: 1.25K x 8
電壓 - 電源 (Vcc/Vdd): 2.8 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 48-TQFP
包裝: 剪切帶 (CT)
其它名稱: 336-1049-1
C8051F018
C8051F019
Figure 8.10. IP: Interrupt Priority
R/W
Reset Value
-
PT2
PS
PT1
PX1
PT0
PX0
00000000
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SFR Address:
(bit addressable)
0xB8
Bits7-6: UNUSED. Read = 11b, Write = don’t care.
Bit5:
PT2 Timer 2 Interrupt Priority Control.
This bit sets the priority of the Timer 2 interrupts.
0: Timer 2 interrupts set to low priority level.
1: Timer 2 interrupts set to high priority level.
Bit4:
PS: Serial Port (UART) Interrupt Priority Control.
This bit sets the priority of the Serial Port (UART) interrupts.
0: UART interrupts set to low priority level.
1: UART interrupts set to high priority level.
Bit3:
PT1: Timer 1 Interrupt Priority Control.
This bit sets the priority of the Timer 1 interrupts.
0: Timer 1 interrupts set to low priority level.
1: Timer 1 interrupts set to high priority level.
Bit2:
PX1: External Interrupt 1 Priority Control.
This bit sets the priority of the External Interrupt 1 interrupts.
0: External Interrupt 1 set to low priority level.
1: External Interrupt 1 set to high priority level.
Bit1:
PT0: Timer 0 Interrupt Priority Control.
This bit sets the priority of the Timer 0 interrupts.
0: Timer 0 interrupt set to low priority level.
1: Timer 0 interrupt set to high priority level.
Bit0:
PX0: External Interrupt 0 Priority Control.
This bit sets the priority of the External Interrupt 0 interrupts.
0: External Interrupt 0 set to low priority level.
1: External Interrupt 0 set to high priority level.
Rev. 1.2
62
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