peb20560 Infineon Technologies Corporation, peb20560 Datasheet - Page 181

• Manufacturer Part Number: peb20560
• Description: Dsp Oriented Pbx Controller Doc
• Manufacturer: Infineon Technologies Corporation

2.13.5
The DOC Version 2.1 provides two new 8-bit interrupt status registers (IGIS0 and IGIS1)
for applications in which the generated interrupt vector can not be used. The pending
interrupt status is displayed by reading the registers.
Global Interrupt Status Registers (IGIS0)
Address 30AH
Read only
Reset Value 00H
bit
IGIS0
Global Interrupt Status Registers (IGIS1)
Address 30BH
Read only
Reset Value 00H
bit
IGIS1
Note: Bits 7…3 are not used, and are read as ‘0’.
For interrupts description see the following table with Interrupts Sources.
Table 2-30
Interrupt
Sources
Number
S0
S1
S2
Semiconductor Group
Global Interrupt Status Registers (IGIS0 and IGIS1)
7
7
Interrupt
Status
IS0
IS1
IS2
IS7
0
0
IS6
Interrupt
Source
ELIC0
ELIC1
SIDEC0
0
IS5
0
2-135
Reset Control for Bits in IGIS0 and IGID1
Read access to registers:
ELIC0: ISTA,
ELIC0-EPIC: ISTA-E, CIFIFO
ELIC0-SACCOA: ISTA, EXIR
ELIC0-SACCOB: ISTA, EXIR
Read access to registers:
ELIC1: ISTA,
ELIC1-EPIC: ISTA-E, CIFIFO
ELIC1-SACCOA: ISTA, EXIR
ELIC1-SACCOB: ISTA, EXIR
SIDEC0: ISTA, EXIR
IS4
3
0
IS3
don´t care
Functional Block Description
IS2
IS9
IS1
PEB 20560
0
don´t care
0
2003-08
IS0