Emmc Bga isp pinout bga221 bga153

 

• DAT0 (Data transfer BiDirectional Line)
• CMD (Commands transfer BiDirectionl Line )
• CLK ( Clock Lane)
• Vcc ( eMMC Core Power usually 2.85V )
• VccQ ( eMMC IO Power usually 1.8V )
• Vss (Commonly known as GND)

You will find more than one Vcc, VccQ and Vss. It does not matter which one you use. Using a continuity tester, place one probe on each of the exposed points on the board listed above and touch each of the components on the board until the continuity tester indicates you have a direct connection.