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#ifndef __TYPES_H__
#define __TYPES_H__
/*
* ASM2464PD Firmware - Type Definitions
*
* 8051 architecture types for SDCC compiler
*/
/* Standard integer types */
typedef unsigned char uint8_t;
typedef signed char int8_t;
typedef unsigned short uint16_t;
typedef signed short int16_t;
typedef unsigned long uint32_t;
typedef signed long int32_t;
/* Boolean type */
typedef uint8_t bool;
#define true 1
#define false 0
/* NULL definition */
#ifndef NULL
#define NULL ((void *)0)
#endif
/* 8051 memory space qualifiers (SDCC specific) */
#ifndef __SDCC
/* Fallback for non-SDCC compilers (for IDE support) */
#define __data
#define __idata
#define __xdata
#define __pdata
#define __code
#define __sfr
#define __sbit
#define __at(x)
#define __interrupt(x)
#define __using(x)
#define __naked
#define __reentrant
#endif
/* Helper macros for register access */
#define SFR(addr) __sfr __at(addr)
#define SBIT(addr, bit) __sbit __at(addr + bit)
/* Byte access macros */
#define LOBYTE(w) ((uint8_t)((w) & 0xFF))
#define HIBYTE(w) ((uint8_t)(((w) >> 8) & 0xFF))
#define MAKEWORD(lo, hi) ((uint16_t)(((uint16_t)(hi) << 8) | (uint8_t)(lo)))
/* Bit manipulation macros */
#define BIT(n) (1 << (n))
#define SETBIT(v, n) ((v) |= BIT(n))
#define CLRBIT(v, n) ((v) &= ~BIT(n))
#define TSTBIT(v, n) (((v) & BIT(n)) != 0)
/* Memory access macros */
#define XDATA8(addr) (*(__xdata uint8_t *)(addr))
#define XDATA16(addr) (*(__xdata uint16_t *)(addr))
#define XDATA32(addr) (*(__xdata uint32_t *)(addr))
#define CODE8(addr) (*(__code uint8_t *)(addr))
#define CODE16(addr) (*(__code uint16_t *)(addr))
#endif /* __TYPES_H__ */
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