Home | Back

Last update: 5 September 2010

IC number:5720
IC name:MIO (Mouse & Input/Output)
IC function:Mouse and I/O chip.

Component documentation
IC numberManufacturerDocumentation
5720MOS Technology / CSGNot available

Component versions
IC numberPackageCBM part numberCBM part description
572068-Pin PLCC318087-01MOS 5720, Mouse-I/O control

Positions
DevicePositionPackage
PC-IU14PLCC
PC40-IIIU601PLCC

Pinout
PinTypeName
1PowerVDD
2Input/BDACK0
3..6InputBA3..BA0
7InputSCLK
8Input/RESET
9InputRS0
10Input/WAIT
11InputRS1
12OutputIOCHRDY
13InputRS2
14..17I/OBD0..BD3
18..19PowerGND
20..23I/OBD4..BD7
24Input/BDACK
25Output/IDIR
26Output/NOVID
27Input/BL
28Input/MONO
29Input/BM
30Input/BR
31InputHQ-I
32InputHP-I
33InputVQ-I
34InputVP-I
35PowerVDD
36InputM16
37..39OutputIRQ2..IRQ4
40OutputIRQ6
41InputIRQ6-IN
42OutputDRQ2
43InputDRQ2-IN
44..45OutputDRV-SEL2..DRV-SEL1
46OuputFDC-RESET
47Output/CS-RTC
48Output/CS-HDC
49Output/CS-FDCXTR
50Output/CS-LDOR
51Output/CS-FDC
52PowerGND
53InputTEST
54Output/CS-COM
55Output/CS-LPT
56Output/IOW-DLY
57Output/IOR-DLY
58Input/COM-OUT
59InputCOM-INT
60Input/BIOWC
61InputBAEN
62Input/BIORC
63..68InputBA9..BA4

Registers
AddressDescription
0x230 (read/write)Mode register
0x23E (write)Mouse control register
0x23E (read)Mouse status register
0x23C (read)Horizontal/vertial counter register
0x23D (read/write)Dummy register

Copyright © 2010 Ronald van Dijk - All rights reserved