Introduction - If you have any usage issues, please Google them yourself
Based on the STM32 prepared TXT reader, for all to discuss and study. 1. Program is only just written, with no sorting (also lazy, do not want to order), but modified a few functions, with the FATFS file system (this system, I do not know, only used it two functions ) .2 must be SD card root directory has a TEST.TXT files. (I tested 300K can be used normally to TXT, but there are rarely part of the text displayed garbled, I do not know font problem, or I have a point of order ) 3. program to use: boot, press the left button------- Input test.txt file (a good tens of seconds to wait for a large)