Tsev > Xov xwm > Ntsiab lus

BT81X (815/6) Advanced EVE Graphics Engine Pib Thiab Khaub Ncaws Khaub Ncaws

May 09, 2019

Muaj ob peb qhov kev kho vaj tse thiab kho kom dhau software uas muaj peev xwm ua tau kom pib dua BT815 / 6.

Ruaj teebmeem reset txheej xwm:

 Qhov Power-on-Reset (POR)

 Toggle tus pin pin

Software pib txheej xwm:

 SPI hais kom ua RST_PULSE

 SPI hais kom hloov ntawm lub moos thiab sab nraud sab nraud

 SPI lus txib kom nkag mus rau POWERDOWN ces wakeup

Tom qab pib qhov BT815 / 6 yuav nyob hauv xeev SLEEP. Thaum txais tau cov lus hais ua SPI (lossis CLKEXT)

ua raws li SPI ACTIVE hais kom ua yog lwm qhov chaw siv moos), lub moos oscillator thiab PLL yuav pib

up. Thaum lub moos ruaj khov lawm, tus ntiv tes yuav xyuas thiab kho nws sab hauv RAM, khiav lub teeb thiab

tso lub moos mus rau lub cev. Lub nti yuav tawm ntawm lub chaw pib thiab khau raj thiab nkag mus rau hauv qhov qub

kev lag luam. Cov khau raj yuav siv sijhawm txog 300 tawm los ua kom tiav. Lub sijhawm khau raj, software yuav tsum tsis txhob

saib BT815 / 6 npe lossis RAM.