DSO Signals Checking Overview

DIGITAL STORAGE OSCILLOSCOPE

DSO Signals Checking Overview

Learn and analyze important smartphone hardware communication signals using DSO practical methods. This section covers real-time waveform checking techniques used in professional mobile hardware troubleshooting. The signals shown here are entirly executed by ODOX Institute of Technologies

DSO – Basic theory ➜ DSO – Basic Practical ➜ DSO – Signal measurements ➜

I2C Signals

SERIAL COMMUNICATION

I2C Signals

Front Camera I2C ➜ Touch I2C decoding ➜

I2C Signals

SW-LX

Charging LX – VPH coil

VPH Coil LX ➜ Normal vs fast charging ➜

I2C Signals

SERIAL COMMUNICATION

Wifi Clock frequency

I2C Signals

SERIAL COMMUNICATION

RFFE clock and data

RFFE clock & data ➜

I2C Signals

SERIAL COMMUNICATION

I2S protocol

I2C Signals

SERIAL COMMUNICATION

ELVSS LX

Graphics IC coil LX ➜ LX vs backlight positive ➜

I2C Signals

SERIAL COMMUNICATION

DM DP protocol

DM DP signal checking ➜

I2C Signals

SERIAL COMMUNICATION

Display MIPI data

I2C Signals

SERIAL COMMUNICATION

Backlight LX full and low brightness

BAcklight LX ➜

I2C Signals

SERIAL COMMUNICATION

Charging LX – normal charging

Normal vs fast charging ➜ VPH coil LX ➜

I2C Signals

SERIAL COMMUNICATION

Charging LX – fast charging

Normal vs fast charging ➜ VPH coil LX ➜

I2C Signals

SERIAL COMMUNICATION

MIPI clock

MIPI clock checking ➜

I2C Signals

SERIAL COMMUNICATION

Backlight LX switching

SPI Signals

HIGH SPEED INTERFACE

SPI Signals (MOSI & MISO)

Display PWM Signals

DISPLAY SECTION

Display PWM Signals

“`