Z89139 Zilog., Z89139 Datasheet - Page 46

• Manufacturer Part Number: Z89139
• Description: Voice Processing Controllers
• Manufacturer: Zilog.

DSP REGISTERS DESCRIPTION (Continued)
Z89138/Z89139
Voice Processing Controllers
DSP_IRQ2
DSP_IRQ1
DSP_IRQ0
DSP_MaskINT2
DSP_MaskINT1
DSP_MaskINT0
Z8_IRQ3
DSPintEnable
DSP_IPR2
DSP_IPR1
DSP_IPR0
Clear_IRQ2
46
Clear_IRQ1
Clear_IRQ0
Reserved
Field
f---------------
f---------------
-e--------------
-e--------------
--d-------------
--d-------------
---c------------
----b-----------
-----a----------
------9---------
------9---------
-------8--------
--------7-------
---------6------
----------5-----
-----------4----
-----------4----
------------3---
------------3---
-------------2--
-------------2--
--------------10
Table 15. EXT4 DSP Interrupt Control Register (ICR) Definition
Position
P R E L I M I N A R Y
Attrib
R/W
R/W
R/W
R/W
R/W
R/W
R/W
W
W
W
W
W
W
W
W
R
R
R
R
R
R
R
R
Binary
Binary
Binary
Value
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Set_IRQ2
Reset_IRQ2
No effect
Set_IRQ1
Reset_IRQ1
No effect
Set_IRQ0
Reset_IRQ0
No effect
Enable_INT2
Disable_INT2
Enable_INT1
Disable_INT1
Enable_INT0
Disable_INT0
Return "0"
Set_Z8_IRQ3
Reset_Z8_IRQ3
Enable
Disable
IPR2
IPR1
IPR0
Return "0"
Clear_IRQ2
Has_no_effect
Return "0"
Clear_IRQ1
No effect
Return "0"
Clear_IRQ0
No effect
No effect "0"
Label
DS97TAD0201
Zilog