Turn to the great god ~-CodePudding

Motor work LCD1602 display shows abnormalities, above show only the white block under the blank, seeks the solution

CodePudding user response:

No use for a long time, has a resistance of the contrast?

CodePudding user response:

So help nobody know how to help

CodePudding user response:

refer to the second floor the wise know already should good karma response:

for help so that nobody knew how to help

Dc motor work with a single-chip microcomputer by the same power motor LCD1602 display abnormal

CodePudding user response:

A brushless dc motor? The power is enough? Voltage regulator and filter?

CodePudding user response:

reference weixin_44785866 reply: 3/f

Quote: refer to the second floor the wise know already should good karma response:
for help so that nobody knew how to help

Dc motor with single chip microcomputer after the same power supply a job LCD1602 display abnormal

Power is enough?