Motorola DSP56012 - Manual (Page 248)

B-16 DSP56012 User’s Manual MOTOROLA
Programming Reference
Application: Date:
Programmer:
Sheet 2 of 4
CENTRAL PROCESSOR
* = Reserved, write as 0
SAL1
SAL0
Enabled
IPL
0
0
No
—
0
1
Yes
0
1
0
Yes
1
1
1
Yes
2
1
5
1
4
1
3
1
2
1
1
1
0
9876543210
HPL0
SAL1
SAL0
IBL2
IBL1
IBL0
IAL2
IAL1
IAL0
Interrupt Priority
X:$FFFF Read/Write
SHL1
SHL0
Reset = $000000
Register (IPR)
23
22
21
20
19
18
16
17
*
0
*
0
*
0
*
0
*
0
*
0
*
0
*
0
*
0
*
0
HPL1
00
SAI IPL
SHL1
SHL0
Enabled
IPL
0
0
No
—
0
1
Yes
0
1
0
Yes
1
1
1
Yes
2
SHI IPL
HPL1
HPL0
Enabled
IPL
0
0
No
—
0
1
Yes
0
1
0
Yes
1
1
1
Yes
2
HI IPL
ILA2
Trigger
0
Level
1
Neg. Edge
IRQB
Mode
IBL1
IBL0
Enabled
IPL
0
0
No
—
0
1
Yes
0
1
0
Yes
1
1
1
Yes
2
ILA2
Trigger
0
Level
1
Neg. Edge
IRQA
Mode
IAL1
IAL0
Enabled
IPL
0
0
No
—
0
1
Yes
0
1
0
Yes
1
1
1
Yes
2
DTL1
DTL0
DTL1
DTL0
Enabled
IPL
0
0
No
—
0
1
Yes
0
1
0
Yes
1
1
1
Yes
2
DAX IPL
IPR
Interrupt Priority Register (IPR)