MC68EC000EI8 Freescale Semiconductor, MC68EC000EI8 Datasheet - Page 538

• Manufacturer Part Number: MC68EC000EI8
• Description: IC MPU 32BIT 85MHZ 68-PLCC
• Manufacturer: Freescale Semiconductor
• Series: M68000r

Specifications of MC68EC000EI8

• Processor Type: M680x0 32-Bit
• Speed: 8MHz
• Voltage: 3.3V, 5V
• Mounting Type: Surface Mount
• Package / Case: 68-PLCC
• Core Size: 32 Bit
• Cpu Speed: 8MHz
• Digital Ic Case Style: PLCC
• No. Of Pins: 68
• Supply Voltage Range: 3V To 3.6V
• Operating Temperature Range: 0°C To +70°C
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Clock Frequency: 8MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -

Supervisor (Privileged) Instructions
RTE
Operation:
Assembler
Syntax:
Attributes:
Description: Loads the processor state information stored in the exception stack frame
Condition Codes:
Instruction Format:
Format/Offset Word (in Stack Frame):
Format Field of Format/Offset Word:
6-84
15
15
0
Set according to the condition code bits in the status register value restored from the
Contains the format code, which implies the stack frame size (including the format/
located at the top of the stack into the processor. The instruction examines the stack
format field in the format/offset word to determine how much information must be
restored.
stack.
14
14
offset word). For further information, refer to Appendix B Exception Processing
Reference.
1
FORMAT
13
13
0
12
12
0
M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
If Supervisor State
Else TRAP
RTE
Unsized
MC68010, MC68020, MC68030, MC68040, CPU32
Then (SP)
State and Deallocate Stack According to (SP)
11
11
1
0
10
10
Return from Exception
1
0
9
1
9
(M68000 Family)
SR; SP + 2
8
0
8
7
0
7
SP; (SP)
6
1
6
VECTOR OFFSET
5
1
5
PC; SP + 4
4
1
4
3
0
3
2
0
2
SP; Restore
MOTOROLA
RTE
1
1
1
0
1
0