diff options
Diffstat (limited to 'trunk/src/emu/machine/adc1213x.h')
-rw-r--r-- | trunk/src/emu/machine/adc1213x.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/trunk/src/emu/machine/adc1213x.h b/trunk/src/emu/machine/adc1213x.h new file mode 100644 index 00000000000..4bb45bb2e46 --- /dev/null +++ b/trunk/src/emu/machine/adc1213x.h @@ -0,0 +1,60 @@ +/*************************************************************************** + + National Semiconductor ADC12130 / ADC12132 / ADC12138 + + Self-calibrating 12-bit Plus Sign Serial I/O A/D Converters with MUX + and Sample/Hold + +***************************************************************************/ + +#ifndef __ADC1213X_H__ +#define __ADC1213X_H__ + +#include "devlegcy.h" + + +/*************************************************************************** + MACROS / CONSTANTS +***************************************************************************/ + +DECLARE_LEGACY_DEVICE(ADC12130, adc12130); +DECLARE_LEGACY_DEVICE(ADC12132, adc12132); +DECLARE_LEGACY_DEVICE(ADC12138, adc12138); + +#define MCFG_ADC12130_ADD(_tag, _config) \ + MCFG_DEVICE_ADD(_tag, ADC12130, 0) \ + MCFG_DEVICE_CONFIG(_config) + +#define MCFG_ADC12132_ADD(_tag, _config) \ + MCFG_DEVICE_ADD(_tag, ADC12132, 0) \ + MCFG_DEVICE_CONFIG(_config) + +#define MCFG_ADC12138_ADD(_tag, _config) \ + MCFG_DEVICE_ADD(_tag, ADC12138, 0) \ + MCFG_DEVICE_CONFIG(_config) + + +/*************************************************************************** + TYPE DEFINITIONS +***************************************************************************/ + +typedef double (*adc1213x_input_convert_func)(device_t *device, UINT8 input); + +typedef struct _adc12138_interface adc12138_interface; +struct _adc12138_interface +{ + adc1213x_input_convert_func input_callback_r; +}; + +/*************************************************************************** + PROTOTYPES +***************************************************************************/ + +extern WRITE8_DEVICE_HANDLER( adc1213x_di_w ); +extern WRITE8_DEVICE_HANDLER( adc1213x_cs_w ); +extern WRITE8_DEVICE_HANDLER( adc1213x_sclk_w ); +extern WRITE8_DEVICE_HANDLER( adc1213x_conv_w ); +extern READ8_DEVICE_HANDLER( adc1213x_do_r ); +extern READ8_DEVICE_HANDLER( adc1213x_eoc_r ); + +#endif /* __ADC1213X_H__ */ |