1. ATD dial command. This command is used to set call, data, or fax calls. ATH Hang up command.ATA answers the phone. AT CEER extension error report. This command gives the reason for interrupting a call when the last call setup failed. AT VTD provides users with application GSM networks to send DTMF (dual tone multiple frequency) dual audio. This command is used to define the length of the double audio (the default is 300 milliseconds).
2, left 8888 right to change the language to automatic (according to the SIM card) 6, left 0008 right to change the language to Chinese (P908 /P910 mobile phone: navigation key instead of left, navigation key instead of right) 7R&d headquarters starts again 1, recently domestic manufacturers OPPO can be described as "frequent action" ipr wireless charging , in December 22 announced the establishment of 5G innovation laboratory in Hyderabad, India R&D center ipr wireless charging , Subsequently, it invested 200 million yuan to establish a factory in Turkey ipr Wireless charging to facilitate OPPO's exports to Europe and promote world trade. On December 28, OPPO global mobile terminal research and development headquarters announcedOfficially started, OPPO co-founder, senior Vice President Jin Leqin also personally participated in the ipr Wireless charging laying ceremony.
2, BIG for OPPO design of ipr wireless charging global mobile terminal research and development headquarters highlights its brand philosophy, that is, the pursuit of exquisite aesthetics and innovative technology perfect balance. At the same time, the new building will also become a landmark of Hangzhou's future science and Technology City, showing the image of environmental protection, economy and sustainable development. OPPO global mobile terminal R&D headquarters is located in Yu, HangzhouThe heart of Hang District lies between the city centre and a natural lake and 10,000 square metres of open park.
3, oppo's research and development strength oppo has also invested a lot of manpower and material resources in research and development, and has set up scientific research institutions such as global Research Institute and 5G laboratory. oppo invests tens of millions of dollars in research and development every year to promote its own technological innovation and product upgrades. To sum up, oppo is a real domestic mobile phone brand.