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/***************************************************************************
National Semiconductor ADC1038
10-Bit Serial I/O A/D Converters with Analog Multiplexer and
Track/hold Function
***************************************************************************/
#ifndef __ADC1038_H__
#define __ADC1038_H__
#include "devlegcy.h"
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
typedef int (*adc1038_input_read_func)(device_t *device, int input);
struct adc1038_interface
{
int gticlub_hack;
adc1038_input_read_func input_callback_r;
};
/***************************************************************************
MACROS / CONSTANTS
***************************************************************************/
class adc1038_device : public device_t
{
public:
adc1038_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
~adc1038_device() { global_free(m_token); }
// access to legacy token
void *token() const { assert(m_token != NULL); return m_token; }
protected:
// device-level overrides
virtual void device_config_complete();
virtual void device_start();
virtual void device_reset();
private:
// internal state
void *m_token;
};
extern const device_type ADC1038;
#define MCFG_ADC1038_ADD(_tag, _config) \
MCFG_DEVICE_ADD(_tag, ADC1038, 0) \
MCFG_DEVICE_CONFIG(_config)
/***************************************************************************
DEVICE I/O FUNCTIONS
***************************************************************************/
extern READ_LINE_DEVICE_HANDLER( adc1038_do_read );
extern READ_LINE_DEVICE_HANDLER( adc1038_sars_read );
extern WRITE_LINE_DEVICE_HANDLER( adc1038_di_write );
extern WRITE_LINE_DEVICE_HANDLER( adc1038_clk_write );
#endif /* __ADC1038_H__ */
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