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// license:BSD-3-Clause
// copyright-holders:Hans Andersson
/*************************************************************************
audio\grchamp.c
*************************************************************************/
#include "emu.h"
#include "includes/grchamp.h"
/************************************************************************/
/* Grand Champion Analog emulation */
/* Written by Hans Andersson, dec 2005 */
/************************************************************************/
static const discrete_dac_r1_ladder grchamp_sound_dac1 =
{
8, // size of ladder
{RES_K(680), RES_K(330), RES_K(150), RES_K(82), RES_K(39), RES_K(20), RES_K(10), RES_K(4.7)},
0,
0, // no rBias
0, // no rGnd
0 // no cap
};
static const discrete_dac_r1_ladder grchamp_sound_dac2 =
{
8, // size of ladder
{RES_K(680), RES_K(330), RES_K(150), RES_K(82), RES_K(39), RES_K(20), RES_K(10), RES_K(4.7)},
0,
0, // no rBias
0, // no rGnd
0 // no cap
};
/* Nodes - Sounds */
DISCRETE_SOUND_START(grchamp)
/************************************************/
/* Input register mapping for grand champion */
/************************************************/
DISCRETE_INPUT_LOGIC(GRCHAMP_ENGINE_CS_EN)
DISCRETE_INPUT_DATA (GRCHAMP_SIFT_DATA)
DISCRETE_INPUT_DATA (GRCHAMP_ATTACK_UP_DATA)
DISCRETE_INPUT_NOT (GRCHAMP_IDLING_EN)
DISCRETE_INPUT_LOGIC(GRCHAMP_FOG_EN)
DISCRETE_INPUT_DATA (GRCHAMP_PLAYER_SPEED_DATA)
DISCRETE_INPUT_DATA (GRCHAMP_ATTACK_SPEED_DATA)
DISCRETE_INPUT_DATA (GRCHAMP_A_DATA)
DISCRETE_INPUT_DATA (GRCHAMP_B_DATA)
DISCRETE_DAC_R1(NODE_20, GRCHAMP_A_DATA, DEFAULT_TTL_V_LOGIC_1, &grchamp_sound_dac1)
DISCRETE_DAC_R1(NODE_21, GRCHAMP_B_DATA, DEFAULT_TTL_V_LOGIC_1, &grchamp_sound_dac2)
DISCRETE_ADDER4(NODE_89, 1, 0, NODE_20, NODE_21, 0)
DISCRETE_OUTPUT(NODE_89, 5000)
DISCRETE_SOUND_END
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