This question may be very old, but it is a big problem for us novice developers. Many enthusiastic young people gave up because of the frustration caused by the development environment. First of all,
1? Common fault analysis (1) When the machine is turned on, the 6W is adjusted, and the excitation current and voltage have no output. Cause analysis: The excitation current and voltage have no output
The general idea is: through the data detected on site, use the single chip microcomputer to control GSM to send it back to my server for data processing, so as to realize remote wireless monitoring.
star3200 dot matrix printer failure help My STAR3200 printer jammed when printing ( without ribbon ) . ( The jammed paper was very thin letter paper ) . The paper was torn by the print head by about 7