LCD nothing displays - RX boards.

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LCD nothing displays - RX boards.

hamix
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Posts: 18
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Joined: Apr 2015

#7

25-05-2015, 08:13

(24-05-2015, 21:39)Werk_AG Wrote: Just for curiosity: You have added the resistor between A0 and VCC for any purpose, or it already was there?

Just written "Pullup resistors are not needed" at the PCF8547 data sheet from Texas Instruments. But I read this "Pullup resistors are needed" Blush

Blush

Anyway there is not any doubt i2c address.

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Messages In This Thread

LCD nothing displays - RX boards. - by hamix - 22-05-2015, 20:38

RE: LCD nothing displays - RX boards. - by werk_ag - 22-05-2015, 22:11

RE: LCD nothing displays - RX boards. - by hamix - 23-05-2015, 14:28

RE: LCD nothing displays - RX boards. - by werk_ag - 23-05-2015, 15:15

RE: LCD nothing displays - RX boards. - by hamix - 24-05-2015, 13:58

RE: LCD nothing displays - RX boards. - by werk_ag - 24-05-2015, 21:39

RE: LCD nothing displays - RX boards. - by hamix - 25-05-2015, 08:13

RE: LCD nothing displays - RX boards. - by zitoune - 26-06-2015, 17:47

RE: LCD nothing displays - RX boards. - by werk_ag - 26-06-2015, 19:52

RE: LCD nothing displays - RX boards. - by zitoune - 30-06-2015, 15:50

RE: LCD nothing displays - RX boards. - by werk_ag - 30-06-2015, 17:58

RE: LCD nothing displays - RX boards. - by zitoune - 03-07-2015, 12:15

RE: LCD nothing displays - RX boards. - by werk_ag - 04-07-2015, 03:27

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