nopnop2002

>is it possible to filter the first 2 data bytes of a standard frame using the 32bit filters? The Filter bank register has 28 FiR1 and 28 FiR2 respectively. F0R1-F27R1...

Standard frame filter Identifier List mode: ``` F0R1=1st id & 2nd id F0R2=3rd id & 4th id CANSetFilter(0, 0, 1, 0, F0R1, F0R2) ``` Standard frame filter Identifier Mask mode:...

From RM0008 Reference manual 24.4.1 Initialization mode The software initialization can be done while the hardware is in Initialization mode. To enter this mode the software sets the INRQ bit...

  If you want to filter only ID=0x7E8 - for STD ID Data Frame ``` uint32_t bank1, bank2; bank1 = 0x7E8

oid ssd1306_display_image(SSD1306_t * dev, int page, int seg, uint8_t * images, int width) documentation about page and seg(=segment) is here. https://cdn-shop.adafruit.com/datasheets/SSD1306.pdf

Bitmap drawing can be done with this function. oid ssd1306_display_image(SSD1306_t * dev, int page, int seg, uint8_t * images, int width) This is API to draw a simple uint8_t byte...

> a XBM buffer would be ideal, because that is what everyone uses and the industry standard. Really? I still don't understand the advantages of XBM buffer. What are the...

I wanted to know this. https://en.wikipedia.org/wiki/X_BitMap

>vertically drawn XBMP is already provided _Vertically drawn_ XBMP is difficult for humans to understand. I am considering support for _horizontally drawn_ XBMP. --- The horizontal XBMP to vertical XBMP...

I have added the functionality of XBM bitmap. Thank you for telling me various things. https://github.com/nopnop2002/esp-idf-ssd1306/tree/master/ImageDemo