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???
01/02/08 22:30
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#148982 - Begin here
Responding to: ???'s previous message
>>Read the Data sheet.
Okay Reading...
>>MSB first or last?
MSB first
>>8 or 16 bit transfers?
16 bit word
>>Data valid when clock is High or low?
DIN (data) is sampled on the rising edge of clk--i guess that's High

MAX6969 needs CLK, DIN, DOUT, LATCH & OE. I'm slaving this chip--does not need to talk back.

>>With BASIC and External memory I do not think you will have a max clock rate issue.
Okay thank you.
Marl


List of 16 messages in thread
TopicAuthorDate
Another bit banged SPI for 8052            01/01/70 00:00      
   Start            01/01/70 00:00      
      Tried?            01/01/70 00:00      
   schematics?            01/01/70 00:00      
      totally            01/01/70 00:00      
      Antona 8052 board schematics            01/01/70 00:00      
         OK Begin            01/01/70 00:00      
            Begin here            01/01/70 00:00      
               OK            01/01/70 00:00      
                  OK II            01/01/70 00:00      
                     Basic?            01/01/70 00:00      
                        BASIC 52            01/01/70 00:00      
                           Excuse my VB6 accent then            01/01/70 00:00      
   "industry standard" SPI            01/01/70 00:00      
      ok '51 "industry standard" SPI            01/01/70 00:00      
         SPI Standardization is a joke...            01/01/70 00:00      

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