[hpsdr] EEPROM Programming

Phil Harman pvharman at arach.net.au
Fri Feb 23 05:08:17 PST 2007


Hi Ahti,

Thanks for the links - the parts we need to program are SMD hence the need 
for a special fixture to hold them whilst they are programmed off the Ozy 
board.

73's Phil.. .VK6APH


----- Original Message ----- 
From: "Ahti Aintila" <oh2rz.sdr at gmail.com>
To: "Phil Harman" <pvharman at arach.net.au>
Cc: <hpsdr at hpsdr.org>
Sent: Friday, February 23, 2007 10:02 PM
Subject: Re: [hpsdr] EEPROM Programming


> Phil,
>
> These two links may help: <http://www.vk2zay.net/article.php/31>
> <http://www.kanda.com/index.php3?bc=direct&bw=%2Fserial-eeprom-programmer.html>
>
> 73, Ahti OH2RZ
>
>
> On 23/02/07, Phil Harman <pvharman at arach.net.au> wrote:
>> ***** High Performance Software Defined Radio Discussion List *****
>>
>> During the production of Ozy we need to program some 500 24LC128 EEPROMS.
>> This EEPROM is use to hold the USB  VID and PID of the Ozy board.
>>
>> There is a facility to program the blank chip after it has been assembled 
>> on
>> the PCB and this is the process we used when building the prototypes.
>> However, this is rather a time consuming process ( when it has to be done
>> 500 times!) and what would be ideal would be to install these chips ready
>> programmed.
>>
>> Phil N8VB suggested that we use a jig to hold the chip and program them 
>> via
>> I2C. Has anyone built such a jig, knows how to make one, or knows if it
>> possible to order them ready programmed.
>>
>> 73's Phil...VK6APH
>>
>>
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>
>
>
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