MPC555CME Freescale Semiconductor, MPC555CME Datasheet - Page 149

• Manufacturer Part Number: MPC555CME
• Description: KIT EVALUATION FOR MPC555
• Manufacturer: Freescale Semiconductor
• Type: Microcontrollerr

Specifications of MPC555CME

• Contents: Module Board, Installation Guide, Power Supply, Cable, Software and more
• Processor To Be Evaluated: MPC555
• Data Bus Width: 32 bit
• Interface Type: RS-232
• For Use With/related Products: MPC555
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

3.9.10.3 Additional Implementation-Specific Registers
MPC555
USER’S MANUAL
FPECR — Floating-Point Exception Cause Register
Bit(s)
[1:27]
MSB
SIE
16
28
29
30
31
0
0
0
0
RESET:
RESET:
Refer to the following sections for details on additional implementation-specific regis-
ters in the MPC555 / MPC556:
A listing of FPECR bit descriptions is shown in
•
•
•
•
17
/
1
0
0
4.6 Burst Buffer Programming Model
6.13.1.2 Internal Memory Map Register
11.8 L2U Programming Model
SECTION 21 DEVELOPMENT SUPPORT
Name
MPC556
DNC
DNB
DNA
SIE
TR
—
18
Software must insert a sync instruction before reading the FPECR.
2
0
0
SIE mode control bit
0 = Disable SIE mode
1 = Enable SIE mode
Reserved
Source operand C denormalized status bit
0 = Source operand C is not denormalized
1 = Source operand C is denormalized
Source operand B denormalized status bit
0 = Source operand B is not denormalized
1 = Source operand B is denormalized
Source operand A denormalized status bit
0 = Source operand A is not denormalized
1 = Source operand A is denormalized
Floating-point tiny result
0 = Floating-point result is not tiny
1 = Floating-point result is tiny
19
3
0
0
20
4
0
0
Table 3-18 FPECR Bit Descriptions
RESERVED
21
5
0
0
CENTRAL PROCESSING UNIT
Rev. 15 October 2000
22
6
0
0
23
7
0
0
RESERVED
NOTE
24
8
0
0
Description
25
9
0
0
Table
10
26
0
0
3-18.
11
27
0
0
DNC
12
28
0
0
DNB
13
29
0
0
SPR 1022
MOTOROLA
DNA
14
30
0
0
LSB
TR
15
31
3-27
0
0