ATAM893T-TKS Atmel, ATAM893T-TKS Datasheet - Page 10

• Manufacturer Part Number: ATAM893T-TKS
• Description: IC MON TIRE-PRESS ATARX9X SER
• Manufacturer: Atmel
• Series: MARC4r

Specifications of ATAM893T-TKS

• Core Processor: MARC4
• Core Size: 4-Bit
• Speed: 4MHz
• Connectivity: SSI (2-Wire, 3 Wire)
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: EEPROM
• Eeprom Size: 64 x 16
• Ram Size: 256 x 4
• Voltage - Supply (vcc/vdd): 1.8 V ~ 6.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 20-SOIC (5.3mm Width), 20-SO, 20-SOEIAJ
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -

4.2.7.2
Figure 4-6.
Table 4-1.
10
Interrupt
INT0
INT1
INT2
INT3
INT4
INT5
INT6
INT7
ATAM893-D
7
6
5
4
3
2
1
0
Interrupt Latency
Interrupt Handling
Interrupt Priority Table
Main/
Autosleep
Priority
Highest
Lowest
INT3
Ø
|
|
|
|
|
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).
INT3 active
INT5
ROM Address
INT5 active
0C0h
1C0h
1E0h
040h
080h
100h
140h
180h
INT7
INT7 active
D8h (SCALL 0C0h)
FCh (SCALL 1E0h)
F8h (SCALL 1C0h)
C8h (SCALL 040h)
D0h (SCALL 080h)
E8h (SCALL 100h)
E8h (SCALL 140h)
F0h (SCALL 180h)
Interrupt Opcode
RTI
INT2
Time
INT2 pending
RTI
SWI0
Software interrupt (SWI0)
INT0 pending
Function
External hardware interrupt, any edge at BP52 or
BP53
Timer 1 interrupt
SSI interrupt or external hardware interrupt at BP40 or
BP43
Timer 2 interrupt
Timer 3 interrupt
External hardware interrupt, at any edge at BP50 or
BP51
Voltage Monitor (VM) interrupt
INT2 active
RTI
INT0 active
RTI
RTI
Autosleep
Main/
4680C–4BMCU–01/05