MC68EC020FG25 Freescale Semiconductor, MC68EC020FG25 Datasheet - Page 141

• Manufacturer Part Number: MC68EC020FG25
• Description: IC MPU 32 BIT 25MHZ 100-QFP
• Manufacturer: Freescale Semiconductor

Specifications of MC68EC020FG25

• Processor Type: M680x0 32-Bit
• Speed: 25MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -

6-16
IN ANY ORDER
*
BUS CYCLES
Does not apply to the MC68EC020.
MAY OCCUR
INDIVIDUAL
THESE
Figure 6-5. Interrupt Exception Processing Flowchart
EXIT
OTHERWISE
END OF EXCEPTION PROCESSING
PC
– (SP)
M68020 USER’S MANUAL
DEPENDENT INFORMATION
ONCE PER INSTRUCTION
ACKNOWLEDGE CYCLE
– (SP)
EXECUTE INTERRUPT
PREFETCH 3 WORDS
FOR THE INTERRUPT
*
VECTOR TABLE ENTRY
*
IPEND ASSERTED
UPDATE I2–I0
T1, T0
– (SP) TEMP
NEGATE IPEND
TEMP
– (SP)
OTHER EXCEPTION
FORMAT WORD
M = 0
S
SR
PC
1
AT INSTRUCTION
0
BOUNDARY
M = 1
BEGIN EXECUTION OF THE INTERRUPT
HANDLER ROUTINE OR PROCESS A
HIGHER PRIORITY EXCEPTION
TEMP
M
SR
0
MOTOROLA