參數(shù)資料
型號: MC68HC05PL4CSD
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.56 MHz, MICROCONTROLLER, PDSO28
封裝: SSOP-28
文件頁數(shù): 22/98頁
文件大?。?/td> 1019K
代理商: MC68HC05PL4CSD
April 30, 1998
GENERAL RELEASE SPECIFICATION
MC68HC05PL4
INTERRUPTS
MOTOROLA
REV 2.0
4-5
Figure 4-3. External Interrupt Logic
4.4.2 Miscellaneous Control and Status Register
IRQEN — External Interrupt Request Enable
This read/write bit enables external interrupts. Reset clears the IRQEN bit.
0 =
External interrupt processing disabled. LED/IRQ pin return to
normal LED function
1 =
External interrupt processing enabled. LED/IRQ pin set to IRQ
function
IRQS— External Interrupt Sensitivity
This bit makes the external interrupt inputs level-triggered as well as edge-trig-
gered.
0 =
IRQ negative edge-triggered and low level-triggered.
1 =
IRQ negative edge-triggered only.
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
MICSR
R
IRQEN
IRQS
TCMPEN
TCAPEN
LED
COPON
POR
$001C
W
RESET
00000000
Figure 4-4. Miscellaneous Control and Status Register (MICSR)
Edge and Level Sensitive
IRQS
VDD
LED/IRQ
Power On Reset
PH2
BIH,BIL instruction
External Reset
External Interrupt
Being Serviced
(Read of Vectors)
IRQEN
LED
Q
D
R
Q
D
INTERRUPT
相關(guān)PDF資料
PDF描述
MC68HC705PL4BDW 8-BIT, OTPROM, 2.56 MHz, MICROCONTROLLER, PDSO28
MC68HC705PL4BCDW 8-BIT, OTPROM, 2.56 MHz, MICROCONTROLLER, PDSO28
MC68HC705PL4DW 8-BIT, OTPROM, 2.56 MHz, MICROCONTROLLER, PDSO28
MC68HC05PL4BCSD 8-BIT, MROM, 2.56 MHz, MICROCONTROLLER, PDSO28
MC68HC05PL4P 8-BIT, MROM, 2.56 MHz, MICROCONTROLLER, PDIP28
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC68HC05PV8 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:Techinal Data - rev 1.9
MC68HC05PV8A 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:Techinal Data - rev 1.9
MC68HC05RC16 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:General Release Specification
MC68HC05RC16DW 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:General Release Specification
MC68HC05RC16FN 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:General Release Specification