I came across a single-chip microcomputer chip on a Korean wall-mounted boiler motherboard. There is no model number. Now I only know: SDIP42 package, 22-pin power supply 5V, 18-pin reset, 13, 14 crys...
[size=4]TI M4C129 MCU's DMA operation uses serial port UART1 (DMA) to send and receive data with the host PC software. [/size] [size=4] [/size] [size=4]MCU's serial port reception uses DMA ping-pong m...
1. Draw text information on the screen#MicroPython动手做(37)——驱动LCD与图文显示
#在屏幕绘制文本信息import mixno
import lcd
import imagelcd.init(freq=15000000,color=0x0000)
image = image.Image()
image = image.draw_string...
During the summer vacation, I went home and lay on the dam, looking up at the starry sky. Suddenly, I saw a shooting star passing by. There were also stars that were not moving. The children asked him...
The full-English datasheet includes several names such as CCLK and PCLK. Their specific meanings are as follows: There are three crystal oscillators in LPC2478. One is the Main Oscillator, one is the ...