Datasheet

e-Paper ESP8266 Driver Board User Manual
Before the xhReq object sends a POST-request to the server, the client-side application packs
image data into bytes or words. The bits order in these bytes/wordas is native display memory
order or is suitable for fast conversion into the native orser. The table 2 shows this changes from
the start of conversion to the writing of data into display’s memory:
Display type
(channel)
Transmission format
(p – pixel, b - bits)
Native format
1.54 (black)
1.54b (red)
2.13 (black)
2.13b (both)
2.7b (both)
2.9 (black)
2.9b (both)
4.2 (black)
4.2b (both)
p:01234567 - b:76543210
0 – black or red;
1 – white.
p:01234567 - b:76543210
0 – black or red;
1 – white.
Comment : there are no any changes
2.7
p:01234567 - b:76543210
0 – black;
1 – white.
p:01234567 - b:76543210
0 – white;
1 – black ().
Comment: bitwise inversion
7.5
p:01234567 - b:76543210
0 – black or red;
1 – white.
p:0 - b:7,6,5,4 (7 is high, 4 is low);
p:1 – b:3,2,1,0;
p:2 – b:15,14,13,12;
p:3 – b:11,10,9,8;