// license:BSD-3-Clause // copyright-holders:R. Belmont, Olivier Galibert /*************************************************************************** drivers/esq1.c Ensoniq ESQ-1 Digital Wave Synthesizer Ensoniq ESQ-M (rack-mount ESQ-1) Ensoniq SQ-80 Cross Wave Synthesizer Driver by R. Belmont and O. Galibert Map for ESQ-1 and ESQ-m: 0000-1fff: OS RAM 2000-3fff: Cartridge 4000-5fff: SEQRAM 6000-63ff: ES5503 DOC 6400-67ff: MC2681 DUART 6800-6fff: AD7524 (CV_MUX) 7000-7fff: OS ROM low (banked) 8000-ffff: OS ROM high (fixed) Map for SQ-80: 0000-1fff: OS RAM 2000-3fff: Cartridge 4000-5fff: DOSRAM or SEQRAM (banked) 6000-63ff: ES5503 DOC 6400-67ff: MC2681 DUART 6800-6bff: AD7524 (CV_MUX) 6c00-6dff: Mapper (bit 0 only - determines DOSRAM or SEQRAM at 4000) 6e00-6fff: WD1772 FDC (not present on ESQ1) 7000-7fff: OS ROM low (banked) 8000-ffff: OS ROM high (fixed) CV_MUX area: write to output goes to $68f8 $00 D/A converter $68f0 -$08 Filter Frequency (FF) $68e8 -$10 Filter Resonance (Q) $68d8 -$20 Final DCA (ENV4) $68b8 -$40 Panning (PAN) $6878 -$80 Floppy (Motor/LED on - SQ-80 only) ESQ1: 8x CEM3379 VC Signal Processor Filter/Mix/VCA, 1x CEM3360 Dual VCA, 4x SSM2300 SQ-80: 8x CEM3379 VC Signal Processor - Filter/Mix/VCA, 1x CEM3360 Dual VCA, 4x SSM2300 If SEQRAM is mapped at 4000, DUART port 2 determines the 32KB "master bank" and ports 0 and 1 determine which of the 4 8KB "sub banks" is visible. Output ports 3 to 1 determine the 4kB page which should be shown at $7000 to $7fff. IRQ sources are the DUART and the DRQ line from the FDC (SQ-80 only). NMI is from the IRQ line on the FDC (again, SQ-80 only). TODO: - VFD display - Keyboard ] - Analog filters and VCA on the back end of the 5503 (inaccurate) - duart seems to keep interrupting even after MIDI xmit buffer becomes empty NOTES: Commands from KPC are all 2 bytes first byte: command code, bit 7 is 1 = press, 0 = release second byte is source: 00 = panel 01 = internal keyboard 04 SEQ 05 CART A 06 CART B 07 INT 08 1 / SEQ 1 09 2 / SEQ 2 0A 3 / SEQ 3 0B 4 / SONG 0C COMPARE 0D DATA UP 0E DATA DOWN 0F WRITE 10 = UPPER 1 (buttons above display) 11 = UPPER 2 12 = UPPER 3 13 = UPPER 4 14 = UPPER 5 15 = LOWER 1 (buttons below display) 16 = LOWER 2 17 = LOWER 3 18 = LOWER 4 19 = LOWER 5 1a = LFO 1 1b = ENV 2 1c = MASTER 1d = CREATE / ERASE 1e = SELECT 1f = RECORD 20 = STORAGE 21 = EDIT 22 = MIX 23 = STOP / CONT 24 = MIDI 25 = CONTROL 26 = LOCATE 27 = PLAY 28 = OSC 1 29 = OSC 2 2A = OSC 3 2B = ENV 1 2C = DCA 1 2D = DCA 2 2E = DCA 3 2F = LFO 2 30 = LFO 3 31 = FILTER 32 = ENV 4 33 = ENV 3 34 = DCA 4 35 = MODES 36 = SPLIT / LAYER Analog filters (CEM3379): The analog part is relatively simple. The digital part outputs 8 voices, which are filtered, amplified, panned then summed together. The filtering stage is a 4-level lowpass filter with a loopback: +-[+]-<-[*-1]--------------------------+ | | | ^ [*r] | | | | | v ^ input ---+-[+]--[LPF]---[LPF]---[LPF]---[LPF]---+--- output All 4 LPFs are identical, with a transconductance G: output = 1/(1+s/G)^4 * ( (1+r)*input - r*output) or output = input * (1+r)/((1+s/G)^4+r) to which the usual z-transform can be applied (see votrax.c) G is voltage controlled through the Vfreq input, with the formula (Vfreq in mV): G = 6060*exp(Vfreq/28.5) That gives a cutoff frequency (f=G/(2pi)) of 5Hz at 5mV, 964Hz at 28.5mV and 22686Hz at 90mV. The resistor ladder between the DAC and the input seem to map 0..255 into a range of -150.4mV to +83.6mV. The resonance is controlled through the Vq input pin, and is not well defined. Reading between the lines the control seems linear and tops when then circuit is self-oscillation, at r=4. The amplification is exponential for a control voltage between 0 to 0.2V from -100dB to -20dB, and then linear up to 5V at 0dB. Or in other words: amp(Vca) = Vca < 0.2 ? 10**(-5+20*Vca) : Vca*0.1875 + 0.0625 Finally the panning is not very described. What is clear is that the control voltage at 2.5V gives a gain of -6dB, the max attenuation at 0/5V is -100dB. The doc also says the gain is linear between 1V and 3.5V, which makes no sense since it's not symmetrical, and logarithmic afterwards, probably meaning exponential, otherwise the change between 0 and 1V would be minimal. So we're going to do some assumptions: - 0-1V exponential from -100Db to -30dB - 1V-2.5V linear from -30dB to -6dB - 2.5V-5V is 1-amp at 2.5V-v Note that this may be incorrect, maybe to sum of squares should be constant, the half-point should be at -3dB and the linearity in dB space. ***************************************************************************/ #include "emu.h" #include "bus/midi/midi.h" #include "cpu/m6809/m6809.h" #include "machine/input_merger.h" #include "machine/mc68681.h" #include "machine/wd_fdc.h" #include "machine/esqpanel.h" #include "sound/es5503.h" #include "speaker.h" #define WD1772_TAG "wd1772" class esq1_filters : public device_t, public device_sound_interface { public: // construction/destruction esq1_filters(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0); void set_vca(int channel, uint8_t value); void set_vpan(int channel, uint8_t value); void set_vq(int channel, uint8_t value); void set_vfc(int channel, uint8_t value); protected: // device-level overrides virtual void device_start() override; // device_sound_interface overrides virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override; private: struct filter { uint8_t vca, vpan, vq, vfc; double amp, lamp, ramp; double a[5], b[5]; double x[4], y[4]; }; filter filters[8]; sound_stream *stream; void recalc_filter(filter &f); }; DEFINE_DEVICE_TYPE(ESQ1_FILTERS, esq1_filters, "esq1_filters", "ESQ1 Filters stage") esq1_filters::esq1_filters(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, ESQ1_FILTERS, tag, owner, clock) , device_sound_interface(mconfig, *this) { } void esq1_filters::set_vca(int channel, uint8_t value) { if(filters[channel].vca != value) { stream->update(); filters[channel].vca = value; recalc_filter(filters[channel]); } } void esq1_filters::set_vpan(int channel, uint8_t value) { if(filters[channel].vpan != value) { stream->update(); filters[channel].vpan = value; recalc_filter(filters[channel]); } } void esq1_filters::set_vq(int channel, uint8_t value) { if(filters[channel].vq != value) { stream->update(); filters[channel].vq = value; recalc_filter(filters[channel]); } } void esq1_filters::set_vfc(int channel, uint8_t value) { if(filters[channel].vfc != value) { stream->update(); filters[channel].vfc = value; recalc_filter(filters[channel]); } } void esq1_filters::recalc_filter(filter &f) { // Filtering stage // First let's establish the control values // Some tuning may be required double vfc = -150.4 + (83.6+150.4)*f.vfc/255; double r = 4.0*f.vq/255; double g = 6060*exp(vfc/28.5); double zc = g/tan(g/2/44100); /* if(f.vfc) { double ff = g/(2*M_PI); double fzc = 2*M_PI*ff/tan(M_PI*ff/44100); fprintf(stderr, "%02x f=%f zc=%f zc1=%f\n", f.vfc, g/(2*M_PI), zc, fzc); }*/ double gzc = zc/g; double gzc2 = gzc*gzc; double gzc3 = gzc2*gzc; double gzc4 = gzc3*gzc; double r1 = 1+r; f.a[0] = r1; f.a[1] = 4*r1; f.a[2] = 6*r1; f.a[3] = 4*r1; f.a[4] = r1; f.b[0] = r1 + 4*gzc + 6*gzc2 + 4*gzc3 + gzc4; f.b[1] = 4*(r1 + 2*gzc - 2*gzc3 - gzc4); f.b[2] = 6*(r1 - 2*gzc2 + gzc4); f.b[3] = 4*(r1 - 2*gzc + 2*gzc3 - gzc4); f.b[4] = r1 - 4*gzc + 6*gzc2 - 4*gzc3 + gzc4; /* if(f.vfc != 0) for(int i=0; i<5; i++) printf("a%d=%f\nb%d=%f\n", i, f.a[i], i, f.b[i]);*/ // Amplification stage double vca = f.vca*(5.0/255.0); f.amp = vca < 0.2 ? pow(10, -5+20*vca) : vca*0.1875 + 0.0625; // Panning stage // Very approximative at best // Left/right unverified double vpan = f.vpan*(5.0/255.0); double vref = vpan > 2.5 ? 2.5 - vpan : vpan; double pan_amp = vref < 1 ? pow(10, -5+3.5*vref) : vref*0.312 - 0.280; if(vref < 2.5) { f.lamp = pan_amp; f.ramp = 1-pan_amp; } else { f.lamp = 1-pan_amp; f.ramp = pan_amp; } } void esq1_filters::device_start() { stream = stream_alloc(8, 2, 44100); memset(filters, 0, sizeof(filters)); for(auto & elem : filters) recalc_filter(elem); } void esq1_filters::sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) { /* if(0) { for(int i=0; i<8; i++) fprintf(stderr, " [%02x %02x %02x %02x]", filters[i].vca, filters[i].vpan, filters[i].vq, filters[i].vfc); fprintf(stderr, "\n"); }*/ for(int i=0; i maxl) { maxl = l; // fprintf(stderr, "%f\n", maxl); } // l *= 6553; // r *= 6553; l *= 2; r *= 2; outputs[0][i] = l < -32768 ? -32768 : l > 32767 ? 32767 : int(l); outputs[1][i] = r < -32768 ? -32768 : r > 32767 ? 32767 : int(r); } } class esq1_state : public driver_device { public: esq1_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_duart(*this, "duart"), m_filters(*this, "filters"), m_fdc(*this, WD1772_TAG), m_panel(*this, "panel"), m_mdout(*this, "mdout"), m_es5503(*this, "es5503"), m_es5503_rom(*this, "es5503") { } void sq80(machine_config &config); void esq1(machine_config &config); DECLARE_INPUT_CHANGED_MEMBER(key_stroke); private: required_device m_maincpu; required_device m_duart; required_device m_filters; optional_device m_fdc; optional_device m_panel; optional_device m_mdout; required_device m_es5503; required_region_ptr m_es5503_rom; uint8_t wd1772_r(offs_t offset); void wd1772_w(offs_t offset, uint8_t data); uint8_t seqdosram_r(offs_t offset); void seqdosram_w(offs_t offset, uint8_t data); void mapper_w(uint8_t data); void analog_w(offs_t offset, uint8_t data); void duart_output(uint8_t data); uint8_t esq1_adc_read(); uint8_t es5503_sample_r(offs_t offset); int m_mapper_state; int m_seq_bank; uint8_t m_seqram[0x10000]; uint8_t m_dosram[0x2000]; virtual void machine_reset() override; void send_through_panel(uint8_t data); void esq1_map(address_map &map); void sq80_map(address_map &map); void sq80_es5503_map(address_map &map); bool kpc_calibrated; // sq80 requires keyboard calibration acknowledgement int m_adc_target; // adc poll target (index into the table below) uint8_t m_adc_value[6] = { 0,0,128,0,0,0 }; // VALV,PEDV,PITV,MODV,FILV,BATV }; uint8_t esq1_state::es5503_sample_r(offs_t offset) { return m_es5503_rom[offset + (((m_es5503->get_channel_strobe() & 8)>>3) * 0x20000)]; } void esq1_state::sq80_es5503_map(address_map &map) { map(0x000000, 0x1ffff).r(FUNC(esq1_state::es5503_sample_r)); } uint8_t esq1_state::esq1_adc_read() { return m_adc_value[m_adc_target]; } void esq1_state::machine_reset() { // set default OSROM banking membank("osbank")->set_base(memregion("osrom")->base() ); m_mapper_state = 1; m_seq_bank = 0; kpc_calibrated = false; } uint8_t esq1_state::wd1772_r(offs_t offset) { return m_fdc->read(offset&3); } void esq1_state::wd1772_w(offs_t offset, uint8_t data) { m_fdc->write(offset&3, data); } void esq1_state::mapper_w(uint8_t data) { m_mapper_state = (data & 1); // printf("mapper_state = %d\n", data ^ 1); } void esq1_state::analog_w(offs_t offset, uint8_t data) { if(!(offset & 8)) m_filters->set_vfc(offset & 7, data); if(!(offset & 16)) m_filters->set_vq(offset & 7, data); if(!(offset & 32)) m_filters->set_vpan(offset & 7, data); if(!(offset & 64)) m_filters->set_vca(offset & 7, data); } uint8_t esq1_state::seqdosram_r(offs_t offset) { if (m_mapper_state) { return m_dosram[offset]; } else { return m_seqram[offset + m_seq_bank]; } } void esq1_state::seqdosram_w(offs_t offset, uint8_t data) { if (m_mapper_state) { m_dosram[offset] = data; } else { m_seqram[offset + m_seq_bank] = data; } } void esq1_state::esq1_map(address_map &map) { map(0x0000, 0x1fff).ram(); // OSRAM map(0x4000, 0x5fff).ram(); // SEQRAM map(0x6000, 0x63ff).rw("es5503", FUNC(es5503_device::read), FUNC(es5503_device::write)); map(0x6400, 0x640f).rw(m_duart, FUNC(scn2681_device::read), FUNC(scn2681_device::write)); map(0x6800, 0x68ff).w(FUNC(esq1_state::analog_w)); map(0x7000, 0x7fff).bankr("osbank"); map(0x8000, 0xffff).rom().region("osrom", 0x8000); // OS "high" ROM is always mapped here } void esq1_state::sq80_map(address_map &map) { map(0x0000, 0x1fff).ram(); // OSRAM map(0x4000, 0x5fff).rw(FUNC(esq1_state::seqdosram_r), FUNC(esq1_state::seqdosram_w)); map(0x6000, 0x63ff).rw("es5503", FUNC(es5503_device::read), FUNC(es5503_device::write)); map(0x6400, 0x640f).rw(m_duart, FUNC(scn2681_device::read), FUNC(scn2681_device::write)); map(0x6800, 0x68ff).w(FUNC(esq1_state::analog_w)); map(0x6c00, 0x6dff).w(FUNC(esq1_state::mapper_w)); map(0x6e00, 0x6fff).rw(FUNC(esq1_state::wd1772_r), FUNC(esq1_state::wd1772_w)); map(0x7000, 0x7fff).bankr("osbank"); map(0x8000, 0xffff).rom().region("osrom", 0x8000); // OS "high" ROM is always mapped here } // from the schematics: // // DUART channel A is MIDI // channel B is to the keyboard/display // IP0 = tape in // IP1 = sequencer expansion cartridge inserted // IP2 = patch cartridge inserted // IP3 & 4 are 0.5 MHz, IP 5 & 6 are 1 MHz (note 0.5 MHz / 16 = MIDI baud rate) // // OP0 = to display processor // OP1/2/3 = bank select 0, 1, and 2 // OP4 = metronome low // OP5 = metronome hi // OP6/7 = tape out void esq1_state::duart_output(uint8_t data) { int bank = m_adc_target = ((data >> 1) & 0x7); // printf("DP [%02x]: %d mlo %d mhi %d tape %d\n", data, data&1, (data>>4)&1, (data>>5)&1, (data>>6)&3); // printf("%s [%02x] bank %d => offset %x\n", machine().describe_context().c_str(), data, bank, bank * 0x1000); membank("osbank")->set_base(memregion("osrom")->base() + (bank * 0x1000) ); m_seq_bank = (data & 0x8) ? 0x8000 : 0x0000; m_seq_bank += ((data>>1) & 3) * 0x2000; // printf("seqram_bank = %x\n", state->m_seq_bank); } void esq1_state::send_through_panel(uint8_t data) { m_panel->xmit_char(data); } INPUT_CHANGED_MEMBER(esq1_state::key_stroke) { u8 offset = 0; if (strncmp(machine().basename().c_str(), "sq80", 4) == 0) { if (!kpc_calibrated) { // ack SQ80 keyboard calibration send_through_panel((u8)0xff); kpc_calibrated = true; } offset = 2; // SQ80 keycodes are offset by -2 } if (oldval == 0 && newval == 1) { send_through_panel((u8)param - offset); send_through_panel((u8)0x00); } else if (oldval == 1 && newval == 0) { send_through_panel(((u8)param - offset)&0x7f); send_through_panel((u8)0x00); } } void esq1_state::esq1(machine_config &config) { MC6809E(config, m_maincpu, 8_MHz_XTAL / 4); m_maincpu->set_addrmap(AS_PROGRAM, &esq1_state::esq1_map); input_merger_device &mainirq(INPUT_MERGER_ANY_HIGH(config, "mainirq")); // open collector mainirq.output_handler().set_inputline(m_maincpu, M6809_IRQ_LINE); mainirq.output_handler().append_inputline(m_maincpu, M6809_FIRQ_LINE); // IRQ and FIRQ are tied together SCN2681(config, m_duart, 8_MHz_XTAL / 2); m_duart->set_clocks(8_MHz_XTAL / 16, 8_MHz_XTAL / 16, 8_MHz_XTAL / 8, 8_MHz_XTAL / 8); m_duart->irq_cb().set("mainirq", FUNC(input_merger_device::in_w<0>)); m_duart->a_tx_cb().set(m_mdout, FUNC(midi_port_device::write_txd)); m_duart->b_tx_cb().set(m_panel, FUNC(esqpanel2x40_device::rx_w)); m_duart->outport_cb().set(FUNC(esq1_state::duart_output)); ESQPANEL2X40(config, m_panel); m_panel->write_tx().set(m_duart, FUNC(scn2681_device::rx_b_w)); auto &mdin(MIDI_PORT(config, "mdin")); midiin_slot(mdin); mdin.rxd_handler().set(m_duart, FUNC(scn2681_device::rx_a_w)); // route MIDI Tx send directly to 68681 channel A Rx midiout_slot(MIDI_PORT(config, "mdout")); SPEAKER(config, "lspeaker").front_left(); SPEAKER(config, "rspeaker").front_right(); ESQ1_FILTERS(config, m_filters); m_filters->add_route(0, "lspeaker", 1.0); m_filters->add_route(1, "rspeaker", 1.0); ES5503(config, m_es5503, 8_MHz_XTAL); m_es5503->set_channels(8); m_es5503->irq_func().set("mainirq", FUNC(input_merger_device::in_w<1>)); m_es5503->adc_func().set(FUNC(esq1_state::esq1_adc_read)); m_es5503->add_route(0, "filters", 1.0, 0); m_es5503->add_route(1, "filters", 1.0, 1); m_es5503->add_route(2, "filters", 1.0, 2); m_es5503->add_route(3, "filters", 1.0, 3); m_es5503->add_route(4, "filters", 1.0, 4); m_es5503->add_route(5, "filters", 1.0, 5); m_es5503->add_route(6, "filters", 1.0, 6); m_es5503->add_route(7, "filters", 1.0, 7); } void esq1_state::sq80(machine_config &config) { esq1(config); m_maincpu->set_addrmap(AS_PROGRAM, &esq1_state::sq80_map); m_es5503->set_addrmap(0, &esq1_state::sq80_es5503_map); m_es5503->irq_func().set_nop(); // not connected here WD1772(config, m_fdc, 8_MHz_XTAL); m_fdc->drq_wr_callback().set("mainirq", FUNC(input_merger_device::in_w<1>)); m_fdc->intrq_wr_callback().set_inputline(m_maincpu, INPUT_LINE_NMI); } static INPUT_PORTS_START( esq1 ) PORT_START("KEY0") PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x84) PORT_NAME("SEQ") PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x85) PORT_NAME("CART A") PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x86) PORT_NAME("CART B") PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x87) PORT_NAME("INT") PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x88) PORT_NAME("1 / SEQ 1") PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x89) PORT_NAME("2 / SEQ 2") PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x8a) PORT_NAME("3 / SEQ 3") PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x8b) PORT_NAME("4 / SONG") PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('Z') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x8c) PORT_NAME("COMPARE") PORT_BIT(0x0200, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x8e) PORT_NAME("DATA DOWN") PORT_BIT(0x0400, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x8d) PORT_NAME("DATA UP") PORT_BIT(0x0800, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR('\r') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x8f) PORT_NAME("WRITE") PORT_START("KEY1") PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x90) PORT_NAME("UPPER 1") PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x91) PORT_NAME("UPPER 2") PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x92) PORT_NAME("UPPER 3") PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x93) PORT_NAME("UPPER 4") PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x99) PORT_NAME("UPPER 5") PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x94) PORT_NAME("LOWER 1") PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x95) PORT_NAME("LOWER 2") PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x96) PORT_NAME("LOWER 3") PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x97) PORT_NAME("LOWER 4") PORT_BIT(0x0200, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHANGED_MEMBER(DEVICE_SELF, esq1_state, key_stroke, 0x98) PORT_NAME("LOWER 5") INPUT_PORTS_END ROM_START( esq1 ) ROM_REGION(0x10000, "osrom", 0) ROM_LOAD( "3p5lo.bin", 0x0000, 0x8000, CRC(ed001ad8) SHA1(14d1150bccdbc15d90567cf1812aacdb3b6ee882) ) ROM_LOAD( "3p5hi.bin", 0x8000, 0x8000, CRC(332c572f) SHA1(ddb4f62807eb2ab29e5ac6b5d209d2ecc74cf806) ) ROM_REGION(0x20000, "es5503", 0) ROM_LOAD( "esq1wavlo.bin", 0x0000, 0x8000, CRC(4d04ac87) SHA1(867b51229b0a82c886bf3b216aa8893748236d8b) ) ROM_LOAD( "esq1wavhi.bin", 0x8000, 0x8000, CRC(94c554a3) SHA1(ed0318e5253637585559e8cf24c06d6115bd18f6) ) ROM_END ROM_START( sq80 ) ROM_REGION(0x10000, "osrom", 0) ROM_LOAD( "sq80rom.low", 0x0000, 0x008000, CRC(97ecd9a0) SHA1(cadff16ebbc15b52cf1d3335d22dc930d430a058) ) ROM_LOAD( "sq80rom.hig", 0x8000, 0x008000, CRC(f83962b1) SHA1(e3e5cf41f15a37f8bf29b88fb1c85c0fca9ea912) ) ROM_REGION(0x40000, "es5503", 0) ROM_LOAD( "2202.bin", 0x00000, 0x010000, CRC(dffd538c) SHA1(e90f6ff3a7804b54c8a3b1b574ec9c223a6c2bf9) ) ROM_LOAD( "2203.bin", 0x20000, 0x010000, CRC(9be8cceb) SHA1(1ee4d7e6d2171b44e88e464071bdc4b800b69c4a) ) ROM_LOAD( "2204.bin", 0x10000, 0x010000, CRC(4937c6f7) SHA1(4505efb9b28fe6d4bcc1f79e81a70bb215c399cb) ) ROM_LOAD( "2205.bin", 0x30000, 0x010000, CRC(0f917d40) SHA1(1cfae9c80088f4c90b3c9e0b284c3b91f7ff61b9) ) ROM_REGION(0x8000, "kpc", 0) // 68HC11 keyboard/front panel processor ROM_LOAD( "sq80_kpc_150.bin", 0x000000, 0x008000, CRC(8170b728) SHA1(3ad68bb03948e51b20d2e54309baa5c02a468f7c) ) ROM_END ROM_START( esqm ) ROM_REGION(0x10000, "osrom", 0) ROM_LOAD( "1355500157_d640_esq-m_oshi.u14", 0x8000, 0x008000, CRC(ea6a7bae) SHA1(2830f8c52dc443b4ca469dc190b33e2ff15b78e1) ) ROM_REGION(0x20000, "es5503", 0) ROM_LOAD( "esq1wavlo.bin", 0x0000, 0x8000, CRC(4d04ac87) SHA1(867b51229b0a82c886bf3b216aa8893748236d8b) ) ROM_LOAD( "esq1wavhi.bin", 0x8000, 0x8000, CRC(94c554a3) SHA1(ed0318e5253637585559e8cf24c06d6115bd18f6) ) ROM_END CONS( 1986, esq1, 0 , 0, esq1, esq1, esq1_state, empty_init, "Ensoniq", "ESQ-1 Digital Wave Synthesizer", MACHINE_NOT_WORKING ) CONS( 1986, esqm, esq1, 0, esq1, esq1, esq1_state, empty_init, "Ensoniq", "ESQ-M Digital Wave Synthesizer Module", MACHINE_NOT_WORKING ) CONS( 1988, sq80, 0, 0, sq80, esq1, esq1_state, empty_init, "Ensoniq", "SQ-80 Cross Wave Synthesizer", MACHINE_NOT_WORKING )