基于Qualcom 8960/8921平台 一,软件分析 1. USB charger types & Power supply types USB_INVALID_CHARGER Invalid USB charger. USB_SDP_CHARGER Standard downstream port. Refers to a downstream port on USB2.0 compliant host/hub. U
[Description] [题目描述] While HIT ACM Group finished their contest in Shanghai and is heading back Harbin, their train was delayed due to the heavy snow. Their mobile phones are all running out of battery very quick. Luckily, zb has a super mobile charg
Precondition : 配有 power path 功能的 BQ2589 手機. 接上 pc usb port. Origin : 今天有同事問我, 手機是否可以在接上 pc usb port 時,讓手機停充, 有以下幾種停充, 停充_1 : BQ25896 有 power path 的功能, 可以單獨停充電池, 只要 disable CHG_CONFIG bit 即可, 充電器仍可以供給 system. 如圖 停充_2 : 將 charger ic 的 input current 設為
The popular USB interface can charge a portable device while transferring data. But for high-capacity batteries, the 500-mA output current of USB hosts and powered hubs greatly extends the charging time. (Unpowered USB hubs supply no more than 100 mA
Problem 2212 Super Mobile Charger Accept: 1033 Submit: 1944Time Limit: 1000 mSec Memory Limit : 32768 KB Problem Description While HIT ACM Group finished their contest in Shanghai and is heading back Harbin, their train was delayed due to the
B - Super Mobile Charger Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u Practice FZU 2212 Description While HIT ACM Group finished their contest in Shanghai and is heading back Harbin, their train was delayed due to the
Problem 2212 Super Mobile Charger Accept: 3 Submit: 11 Time Limit: 1000 mSec Memory Limit : 32768 KB Problem Description While HIT ACM Group finished their contest in Shanghai and is heading back Harbin, their train was delayed due to the heavy