📄 option.h
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// ************* OPTIONS **************
#ifndef __OPTION_H__
#define __OPTION_H__
#define MCLK_FREQ (40000000)
#define EXTCLK_FREQ (20000000)
#if (MCLK_FREQ==40000000)
#define PLL_M (0x60)
#define PLL_P (0xb)
#define PLL_S (0x2)
#endif
#if (MCLK_FREQ==30000000)
#define PLL_M (0x5e)
#define PLL_P (0xf)
#define PLL_S (0x2)
#endif
#define DELAY_START_VAL 1000 //for external ROM
//#define DELAY_START_VAL 10000 //for internal ROM
#define TRUE (1)
#define FALSE (0)
#define INTERNAL_SRAM FALSE
#if (INTERNAL_SRAM)
//Internal 8KB SRAM
#define _RAM_STARTADDRESS 0x1ff0000
#define _ISR_STARTADDRESS 0x1ff1f80
#define DOWNLOAD_ADDRESS 0x0800000
#else
//External 256KB SRAM(CS1)
#define _RAM_STARTADDRESS 0x0800000
#define _ISR_STARTADDRESS 0x083ff80
#define DOWNLOAD_ADDRESS 0x0800000
#endif
//
// NOTE: makefile, option.a have to be changed
//
#endif /* OPTION.H */
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