Print Page - Am I correct with the Bit/IC allocation a CPC664 (Geralds Ramtest)

Title: Am I correct with the Bit/IC allocation a CPC664 (Geralds Ramtest)
Post by: Audronic on 06:05, 31 January 19

HI All

Geralds (Dead) Ramtest
Am I correct with the Bit/IC allocation a CPC664
About to snip out some ram on 3 CPC664's

Ray

Title: Re: Am I correct with the Bit/IC allocation a CPC664 (Geralds Ramtest)
Post by: gerald on 16:50, 31 January 19

Quote from: Audronic on 06:05, 31 January 19
HI All

Geralds (Dead) Ramtest
Am I correct with the Bit/IC allocation a CPC664
About to snip out some ram on 3 CPC664's

Ray

Bits are displayed from top of the scree in D7 to D0 order, so that's right ;)
From Service manual (except for pre-asic version):
D7 = IC124
D6 = IC123
D5 = IC122
D4 = IC121
D3 = IC117
D2 = IC118
D1 = IC119
D0 = IC120
So it looks right too.

Title: Re: Am I correct with the Bit/IC allocation a CPC664 (Geralds Ramtest)
Post by: Audronic on 23:09, 31 January 19

@gerald (http://www.cpcwiki.eu/forum/index.php?action=profile;u=250)

Thanks for the explanation.

Where are those side cutters and the soldering iron ?

Thanks. Ray

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General Category => Technical support - Hardware related => Topic started by: Audronic on 06:05, 31 January 19