我做USB读SD卡。但向SD卡发送74个空闲时钟后,再发0xff,不返回0xff。弄了好多天。怀疑cfal96x64x16.c文件。
//***************************************************************************** // // cfal96x64x16.c - Display driver for the Crystalfontz CFAL9664-F-B1 OLED // display with an SSD1332…
源代码程序如下所示:
//*****************************************************************************
//
// usb_dev_bulk.c - Main routines for the generic bulk device example.
//
// Copyright (c) 2012-2014 Texas Instruments Incorporated. All rights reserved.…