110. Touch circuit maintenance summary

109. I2C bus 1.8 V voltage fault maintenance

108. Interrupt signal 1.8 V voltage fault maintenance

107. Reset signal 1.8 V voltage fault maintenance

106. OLED screen 3.3 V voltage fault maintenance

105. OLED screen 1.8 V voltage fault maintenance

104. LCD backlight screen no 1.8 V voltage maintenance

104. LCD backlight screen no 1.8 V voltage maintenance

103. Interrupt signal short-circuit maintenance

102. Interrupt signal infinite diode value maintenance

101. SPI bus short-circuit maintenance

100. SPI bus infinite diode value maintenance method

99. I2C bus infinite diode value maintenance method

98. I2C bus short-circuit maintenance

97. Reset signal short-circuit maintenance

96. LCD backlight screen touch reset signal explanation

95. Power supply short-circuit maintenance

94. Power supply infinite diode value maintenance

93. Peripherals exclusion and touch connector search

92. OLED screen touch circuit I2C bus explanation

91. OLED touch circuit power supply channel explanation

90. OLED screen touch reset signal channel explanation

89. Touch circuit description

88. LCD backlight screen touch circuit interrupt signal explanation

87. LCD backlight screen touch circuit bus explanation