Motorola DSP56012 - Manual (Page 249)

Programming Reference
MOTOROLA DSP56012 User’s Manual B-17
Application: Date:
Programmer:
Sheet 3 of 4
CENTRAL PROCESSOR
Operating Mode
Read/Write
Reset = $000000
Register (OMR)
1
5
1
4
1
3
1
2
1
1
1
0
9876543210
SD
MC
MB
MA
**
0
0
**
0
0
**
0
0
**
0
0
00
00
19
18
17
16
**
0
0
**
0
0
23
22
21
20
**
0
0
**
0
0
*
0
*
0
Stop Delay 0 = 128 K T Stabilization 1 = 16 T Stabilization
* = Bits 5 and 7 through 23 are reserved, write as 0
Mode
M M M C B A
Operating Mode
0
0
0 0
Normal operation, bootstrap disabled
1
0
0 1
Bootstrap from HI
2
0
1 0
Wake up in Program ROM address $0B00
3
0
1 1
Reserved
4
1
0 0
Reserved
5
1
0 1
Bootstrap from SHI (SPI)
6
1
1 0
Reserved
7
1
1 1
Bootstrap from SHI (I
2
C)
PEA
RAM Memory Switch (see Section 3)
PEB
OMR
Operating Mode Register (OMR)