search

cryptoadvance / specter-diy

DIY airgapped hardware wallet that uses QR codes for communication with the host
MIT License
441 stars 73 forks source link

Move lvgl buffer to SDRAM #52

Closed stepansnigirev closed 4 years ago

stepansnigirev commented 4 years ago

Probably should be in https://github.com/diybitcoinhardware/f469-disco

It is possible to move GUI memory to external SDRAM.

https://github.com/diybitcoinhardware/f469-disco/blob/master/usermods/udisplay_f469/lv_stm_hal/lv_stm_hal.c#L25

lvgl guys did it in their example, we only need to port it:

https://github.com/littlevgl/lv_port_stm32f469_disco_sw4stm32/blob/master/hal_stm_lvgl/tft/tft.c#L91

stepansnigirev commented 4 years ago

looks like it's not possible