Search found 2 matches

by lijinqiu1
Tue 2018-09-11 9:55
Forum: System Software
Topic: VS1063 Developer Board buttons scan?
Replies: 2
Views: 1301

VS1063 Developer Board buttons scan?

I am new here.I am reading the "VS10X3 DeveloperBoard" code, and I have a question with the buttons scan! I read the buttons sch and the code u_int16 GetKeyState() { u_int16 g; USEX(SER_DREQ) = 0; USEX(GPIO_ODATA) &= ~((1<<3)|(1<<5)); g = (USEX(GPIO_IDATA) & ((1<<10)|(1<<8)|(1<<11))) >> 8; USEX(SER_...
by lijinqiu1
Thu 2018-09-06 13:26
Forum: Stand-Alone Applications
Topic: Player software for VS1053/VS1063 Developer Board
Replies: 8
Views: 3910

Re: Player software for VS1053/VS1063 Developer Board

I have a quest with the boot select button on the Developer Board. I see the datasheet, "If GPIO0 is set with a pull-up resistor to 1 at boot time, VS1063a tries to boot from external SPI memory.". But whenever I push or release the boot select button,the gpio0 allways be pulled high. So what dose t...