After trying to add a dual-color OLED screen display with an I2C interface to the CH554 development board, this time I'd like to introduce a monochrome LCD screen based on the SPI interface, the LCD51...
I use DS1302 as the external clock of 430 but it is always inaccurate.Case 1:The 1302 is an industrial-grade DS1302Nwith a precision of 32768HZ, +/-5PPM, and a load capacitor of 12.5PF.Result: 10 seco...
I am a newbie to omapl138. I use the original TI board omap l138 lcdk. Since the TI company information is too messy, I hope you can share the omapl138 information for my reference. Thank you very muc...
This is a small program that tests a 164 connected to a serial port. There was no delay statement in the program. The simulation on Keil was normal, but after the circuit was built, a strange phenomen...
It's the one I posted an hour ago! The stepper motor automatically rotates forward and reverse in place and returns to the origin. There are four buttons in total. One, stop after forward rotation. Tw...
The challenge requires measuring the voltage of the power supply (supercapacitor) and including it in the broadcast data. When I wrote the ADC program to measure the power supply voltage, I found that...
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