Tuesday, 14 July 2015

power supply - Pin of micro USB connector in Smartphone


The image below shows a Micro USB connector in a smartphone. I understand what the first 5 pins of the USB are i.e. USB_DM, USB_DP, USB_ID , VBUS and GND.


enter image description here


The pin S1 is connected to VBAT (battery voltage pin) through a load switch.


Can anyone explain to me the function of the S1 pin?





-

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

arduino - Can I use TI's cc2541 BLE as micro controller to perform operations/ processing instead of ATmega328P AU to save cost?

I am using arduino pro mini (which contains Atmega328p AU ) along with cc2541(HM-10) to process and transfer data over BLE to smartphone. I...