194. PMW circuit normal waveforms

193. Single trigger function of oscilloscope to measure PWM supply

192. Single trigger function of oscilloscope to capture waveform

191. Basic setting of oscilloscope before use

190. Oscilloscope probe calibration

189. Oscilloscope -- horizontal control area and trigger control area

188. Oscilloscope panel introduction -- vertical control area and soft

187. Oscilloscope panel introduction -- Function menu button

186. Interpretation of terms in oscilloscope application

185. Main parameters of an oscilloscope

184. Types of oscilloscopes

Mainboards designed in China

183. Common chips in domestic mainboards

182. Introduction of domestic mainboard architecture

181. Introduction of domestic CPU

Intel 10th-12th low-power CPU chipset standard timing

180. Intel 10th~12th Reset signals generation sequence

179. Intel 10th~12th Clock signals distribution

178. Intel 10th~12th PG, clock signals generation sequence

177. Intel 10th~12th Power supplies generation sequence

176. Intel 10th~12th Boot sequence introduction

175. Intel 10th~12th Light sleep standby conditions

174.Intel 10th~12th Deep sleep standby conditions

173. Intel 10th- 12th 4 working conditions for RTC

AMD Ryzen APU timing