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???
02/24/06 22:16
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#110737 - i2c
Responding to: ???'s previous message
Well the manufucturer specs shows that it support 16 addresses on the chip.
I was planning on building these as 2 digit modules (i.e. has the chip and all other components on 1 little 2x3 circuit board)
that I would be able to plug 1 into the other.

the specs show 47uF and 100uF between the power and ground.

Like I said I basically created this PCB design as 1 little module with the 2 Displays on one side of the PCB and all the other components SMT on the other side.

Would you need to look at the spec to see for sure, or is build a couple of these things and see if they work?

List of 33 messages in thread
TopicAuthorDate
m5451 3 output bits            01/01/70 00:00      
   please no numbers            01/01/70 00:00      
      m5451            01/01/70 00:00      
         maybe you can, but with some trouble            01/01/70 00:00      
   ST 4-5 digit LED driver            01/01/70 00:00      
   ???            01/01/70 00:00      
      multiplexing            01/01/70 00:00      
      multiplexing chips.            01/01/70 00:00      
         seek and ye shall find            01/01/70 00:00      
         Intersil and Maxium            01/01/70 00:00      
   Erik            01/01/70 00:00      
      sure            01/01/70 00:00      
         EE question.            01/01/70 00:00      
            the problem is not power            01/01/70 00:00      
               i2c            01/01/70 00:00      
               i2c            01/01/70 00:00      
                  no answer possible            01/01/70 00:00      
                     module "string"            01/01/70 00:00      
                        Current?            01/01/70 00:00      
                           current.            01/01/70 00:00      
                              Supply lines            01/01/70 00:00      
                                 Remember ground            01/01/70 00:00      
                                    ground last module.            01/01/70 00:00      
                                    last module.            01/01/70 00:00      
                                 I disagree            01/01/70 00:00      
                                    supply lines            01/01/70 00:00      
                                    Sorry, my bad            01/01/70 00:00      
                                    supply lines.            01/01/70 00:00      
                                       If DM mean diode matrix, then            01/01/70 00:00      
                                          DM            01/01/70 00:00      
                                             you still are, where is the answer?            01/01/70 00:00      
                                                still are.            01/01/70 00:00      
                                                   not the capability of the driver, the cu            01/01/70 00:00      

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