//========================================================================== // // lcd_support.c // // Cirrus EDB7xx…
volatile 源代码
volatile是一个特征修饰符(typespecifier).volatile的作用是作为指令关键字,确保本条指令不会因编译器的优化而省略,且要求每次直接读值。
//========================================================================== // // lcd_support.c // // Cirrus EDB7xx…
#ifndef __ASM_SH_M1543C_H #define __ASM_SH_M1543C_H /* * linux/include/asm-sh/m1543c.h * Copyright (C) 2001 Nobuhiro Sakawa *…
#ifndef __ASM_SH_SMC37C93X_H #define __ASM_SH_SMC37C93X_H /* * linux/include/asm-sh/smc37c93x.h * * Copyright (C) 2000 Kazumo…
//-------------------------------------------------------------------------- // // File name: smsc9118.h // // Abstract: …
/*开门狗*/ #define rWTCON (*(volatile unsigned int *)(0x53000000)) #define rWTDAT (*(volatile unsigned int *)(0x53000004)) #define…
// File :LTU.h // Describe :LPC2119/2129/2194/2292/2294 CAN block driver. // Author :exdata // Ver :1.0 // Update :2004.06.2…
#include "..\inc\def.h" #include "..\inc\usb\bitops.h" #ifdef __BIG_ENDIAN #define Data_Port (*(volatile U8*)0x08000080)//o…
/************************************************ * NAME : K44b.H * * Version : 07.MARCH.2000 * ************…
#ifndef LPC214X_EX #define LPC214X_EX #define FIO_BASE_ADDR 0x3FFFC000 /* FIOs can be accessed through WORD, HALF-WORD or …