MC68EC000EI20 Freescale Semiconductor, MC68EC000EI20 Datasheet - Page 526

• Manufacturer Part Number: MC68EC000EI20
• Description: IC MPU 32BIT 20MHZ 68-PLCC
• Manufacturer: Freescale Semiconductor

Specifications of MC68EC000EI20

• Processor Type: M680x0 32-Bit
• Speed: 20MHz
• Voltage: 3.3V, 5V
• Mounting Type: Surface Mount
• Package / Case: 68-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -

Supervisor (Privileged) Instructions
PTEST
Operation:
Assembler
Syntax:
Attributes:
Description: This instruction must not be executed on an MC68EC040. This instruction
Instruction Format:
Instruction Fields:
6-72
15
1
R/W field—Specifies simulating a read or write bus transfer.
may cause extraneous bus cycles to occur and may result in unexpected exception
types.
Register field—Specifies the address register containing the effective address for the
0—Write
1—Read
14
1
instruction.
13
1
12
1
M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
If Supervisor State
Else TRAP
PTESTR (An)
PTESTW (An)
Unsized
Then No Operation, Possibly Run Extraneous Bus Cycles
11
0
Test a Logical Address
10
1
9
0
(MC68EC040)
8
1
7
0
6
1
R/ W
5
4
0
3
1
PTEST
2
REGISTER
MOTOROLA
1
0