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VR4102 Datasheet(PDF) 493 Page - NEC

Part # VR4102
Description  64/32-bit Microprocessor
PDF  701 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

VR4102 Datasheet(HTML) 493 Page - NEC

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CHAPTER 25 HSP (MODEM INTERFACE UNIT)
493
(9) HSPERRCNT (0x0C00 0022: Index 3, Read)
Bit
D15
D14
D13
D12
D11
D10
D9
D8
Name
Reserved
Reserved
Reserved
Reserved
ERRCNT11
ERRCNT10
ERRCNT9
ERRCNT8
R/W
R
RR
RRR
R
R
RTCRST
0
0
0
0
0
0
0
0
Other resets
0
0
0
0
0
0
0
0
Bit
D7
D6D5
D4D3D2
D1
D0
Name
ERRCNT7
ERRCNT6
ERRCNT5
ERRCNT4
ERRCNT3
ERRCNT2
ERRCNT1
ERRCNT0
R/W
R
RR
RRR
R
R
RTCRST
0
0
0
0
0
0
0
0
Other resets
0
0
0
0
0
0
0
0
Bit
Name
Function
D[15:12]
Reserved
0 is returned after read.
D[11:0]
ERRCNT[11:0]
Error count
This register is used to indicate the number of errors when the INDEX number is 3.
This register indicates the number of overrun or underrun errors that have occurred.
This is used for
synchronizing software and hardware.
25.2.3 HSP ID Register, HSP I/O Address Program Confirmation Register
The specific values are displayed to HSPID[7:0] and HSPPCS[7:0] registers following normal access of
HSPPCTEL register.
25.2.4 HSP Signature Checking Port
HSPPCTEL[7:0] register must be accessed when to start using HSP unit. 0xA5 can be read from the HSPPCS
register by writing a certain value. Other registers cannot be accessed unless this processing is executed. It must
be executed during initialization.



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