參數(shù)資料
型號(hào): ATAM893T-TKS
廠商: Atmel
文件頁(yè)數(shù): 2/98頁(yè)
文件大?。?/td> 0K
描述: IC MON TIRE-PRESS ATARX9X SER
標(biāo)準(zhǔn)包裝: 830
系列: MARC4
核心處理器: MARC4
芯體尺寸: 4-位
速度: 4MHz
連通性: SSI(2 線,3 線)
外圍設(shè)備: 欠壓檢測(cè)/復(fù)位,POR,PWM,WDT
輸入/輸出數(shù): 16
程序存儲(chǔ)器容量: 4KB(4K x 8)
程序存儲(chǔ)器類型: EEPROM
EEPROM 大?。?/td> 64 x 16
RAM 容量: 256 x 4
電壓 - 電源 (Vcc/Vdd): 1.8 V ~ 6.5 V
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 125°C
封裝/外殼: 20-SOIC(0.209",5.30mm 寬)
包裝: 管件
10
4680C–4BMCU–01/05
ATAM893-D
4.2.7.2
Interrupt Latency
The interrupt latency is the time from the occurrence of the interrupt to the interrupt service rou-
tine being activated. In MARC4 this is extremely short (taking between 3 to 5 machine cycles
depending on the state of the core).
Figure 4-6.
Interrupt Handling
7
6
5
4
3
2
1
0
Pr
ior
ity
Level
INT5 active
INT7 active
INT2 pending
SWI0
INT2 active
INT0 pending
INT0 active
INT2
RTI
INT5
INT3 active
INT3
RTI
INT7
Time
Main/
Autosleep
Main/
Autosleep
Table 4-1.
Interrupt Priority Table
Interrupt
Priority
ROM Address
Interrupt Opcode
Function
INT0
Lowest
040h
C8h (SCALL 040h)
Software interrupt (SWI0)
INT1
|
080h
D0h (SCALL 080h)
External hardware interrupt, any edge at BP52 or
BP53
INT2
|
0C0h
D8h (SCALL 0C0h)
Timer 1 interrupt
INT3
|
100h
E8h (SCALL 100h)
SSI interrupt or external hardware interrupt at BP40 or
BP43
INT4
|
140h
E8h (SCALL 140h)
Timer 2 interrupt
INT5
|
180h
F0h (SCALL 180h)
Timer 3 interrupt
INT6
1C0h
F8h (SCALL 1C0h)
External hardware interrupt, at any edge at BP50 or
BP51
INT7
Highest
1E0h
FCh (SCALL 1E0h)
Voltage Monitor (VM) interrupt
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