Grounding of monitoring system and grounding of lightning protection Is there any contradiction between grounding of monitoring system and grounding of lightning protection? Yes!!! Some lightning prot...
Frequency synthesis technology has been known to people since the 1930s, and has made great progress over the past 1970s. Frequency synthesis is a technology that uses one or more frequencies as the b...
I want to make a pointer-type perpetual calendar, and I need to use LCD12864. Now the problem is that the LGM12864 I found in Protues has 18 pins, and the information I saw says it has 20 pins. So if ...
I am a novice. I have just learned DSP for a few days because I want to participate in a DSP competition. Is the difference between 2812 and 2808 only in controlling the motor? Are there big differenc...
Now I want to use 2440 to play 2 channels of music at the same time through 2 hard decoding chips; the music files are stored in the SD card on the 2440 motherboard; this chip should preferably be abl...
I read system_LPC11xx.c and found some problems. I would like to ask experts for help. Line 447-449 of the code: #if (MEMMAP_SETUP || MEMMAP_INIT) /* Memory Mapping Setup */LPC_SYSCON->SYSMEMREMAP = S...