Aiuintreg (0X0B00 0084) - NEC VR4181 mPD30181 User Manual

64-/32-bit microprocessor hardware
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9.2.8 AIUINTREG (0x0B00 0084)

Bit
15
Name
Reserved
R/W
R
RTCRST
0
Other resets
0
Bit
7
Name
Reserved
R/W
R
RTCRST
0
Other resets
0
Bit
Name
15 to 10
Reserved
9
INTMIDLE
8
INTMST
7 to 2
Reserved
1
INTSIDLE
0
Reserved
This register indicates when various AIU-related interrupt requests occur.
CHAPTER 9 INTERRUPT CONTROL UNIT (ICU)
14
13
Reserved
Reserved
Reserved
R
R
0
0
0
0
6
5
Reserved
Reserved
Reserved
R
R
0
0
0
0
0 is returned when read
Audio input (microphone) idle interrupt request (received data is lost). This
interrupt request occurs if a valid data exists in the MIDATREG register when data
is received from the A/D converter.
0 : Not occurred
1 : Occurred
Audio input (microphone) receive completion interrupt request. This interrupt
request occurs when a 10-bit converted data from the A/D converter is received.
0 : Not occurred
1 : Occurred
0 is returned when read
Audio output (speaker) idle interrupt request (mute). This interrupt request occurs
if there is no valid data in the SODATREG register when data is transferred to the
D/A converter.
0 : Not occurred
1 : Occurred
0 is returned when read
User's Manual U14272EJ3V0UM
12
11
10
Reserved
Reserved
R
R
R
0
0
0
0
0
0
4
3
2
Reserved
Reserved
R
R
R
0
0
0
0
0
0
Function
9
8
INTMIDLE
INTMST
R
R
0
0
0
0
1
0
INTSIDLE
Reserved
R
R
0
0
0
0
183

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