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si5500.cpp
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si5500.cpp
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// license:BSD-3-Clause
// copyright-holders:AJR
/*****************************************************************************************
Skeleton driver for Scientific Instruments Model 5500 temperature controller.
*****************************************************************************************/
#include "emu.h"
#include "cpu/tms9900/tms9980a.h"
#include "machine/74259.h"
//#include "machine/icl7104.h"
#include "machine/tms9901.h"
#include "machine/tms9902.h"
#include "machine/tms9914.h"
#include "machine/x2201.h"
namespace {
class si5500_state : public driver_device
{
public:
si5500_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_mainpsi(*this, "mainpsi")
, m_gpibpsi(*this, "gpibpsi")
, m_gpibc(*this, "gpibc")
, m_keyplatch(*this, "keyplatch")
, m_keypad(*this, "KEYPAD%u", 0U)
{
}
void si5500(machine_config &config);
protected:
virtual void machine_start() override;
private:
void mainic_w(offs_t offset, u8 data);
void gpib_int_w(int state);
void acc_int_w(int state);
u8 gpibpsi_input_r(offs_t offset);
void gpibc_we_w(int state);
void gpibc_dbin_w(int state);
u8 keypad_r(offs_t offset);
void mem_map(address_map &map);
void cru_map(address_map &map);
required_device<cpu_device> m_maincpu;
required_device<tms9901_device> m_mainpsi;
required_device<tms9901_device> m_gpibpsi;
required_device<tms9914_device> m_gpibc;
required_device<ls259_device> m_keyplatch;
required_ioport_array<4> m_keypad;
u8 m_gpib_data = 0;
};
void si5500_state::machine_start()
{
m_gpib_data = 0;
save_item(NAME(m_gpib_data));
}
void si5500_state::mainic_w(offs_t offset, u8 data)
{
if (data)
m_maincpu->set_input_line(offset & 7, ASSERT_LINE);
else
m_maincpu->set_input_line(INT_9980A_CLEAR, CLEAR_LINE);
}
void si5500_state::gpib_int_w(int state)
{
m_mainpsi->set_int_line(4, state);
}
void si5500_state::acc_int_w(int state)
{
m_mainpsi->set_int_line(5, state);
}
u8 si5500_state::gpibpsi_input_r(offs_t offset)
{
switch (offset)
{
case tms9901_device::P0:
case tms9901_device::P1:
case tms9901_device::P2:
case tms9901_device::P3:
case tms9901_device::P4:
case tms9901_device::P5:
case tms9901_device::P6:
return BIT(m_gpib_data, offset-tms9901_device::P0);
case tms9901_device::INT15_P7:
return BIT(m_gpib_data, 7);
default:
return 1;
}
}
void si5500_state::gpibc_we_w(int state)
{
if (!state)
{
u16 pio = m_gpibpsi->pio_outputs();
m_gpibc->write((pio >> 8) & 7, pio & 0xff);
}
}
void si5500_state::gpibc_dbin_w(int state)
{
if (state)
{
u16 pio = m_gpibpsi->pio_outputs();
m_gpib_data = m_gpibc->read((pio >> 8) & 7);
}
}
u8 si5500_state::keypad_r(offs_t offset)
{
for (int n = 0; n < 4; n++)
if (!BIT(m_keyplatch->output_state(), n))
if (!BIT(m_keypad[n]->read(), offset))
return 0;
return 1;
}
void si5500_state::mem_map(address_map &map)
{
map(0x0000, 0x2fff).rom().region("program", 0);
map(0x3800, 0x3fff).ram();
}
void si5500_state::cru_map(address_map &map)
{
map(0x0000, 0x003f).rw(m_mainpsi, FUNC(tms9901_device::read), FUNC(tms9901_device::write));
map(0x0080, 0x00bf).rw("acc", FUNC(tms9902_device::cruread), FUNC(tms9902_device::cruwrite));
map(0x00c0, 0x00ff).rw("adpsi", FUNC(tms9901_device::read), FUNC(tms9901_device::write));
map(0x0100, 0x010f).w("outlatch1", FUNC(ls259_device::write_d0));
map(0x0110, 0x011f).w("outlatch2", FUNC(ls259_device::write_d0));
map(0x0120, 0x012f).w("outlatch3", FUNC(ls259_device::write_d0));
map(0x0140, 0x014f).w("outlatch4", FUNC(ls259_device::write_d0));
map(0x0150, 0x015f).w("outlatch5", FUNC(ls259_device::write_d0));
map(0x0160, 0x016f).w(m_keyplatch, FUNC(ls259_device::write_d0)).nopr();
map(0x0170, 0x017f).r(FUNC(si5500_state::keypad_r));
map(0x0400, 0x043f).rw("nvrpsi", FUNC(tms9901_device::read), FUNC(tms9901_device::write));
map(0x0440, 0x047f).rw(m_gpibpsi, FUNC(tms9901_device::read), FUNC(tms9901_device::write));
map(0x0800, 0x0fff).rw("novram", FUNC(x2201_device::read), FUNC(x2201_device::write));
}
static INPUT_PORTS_START(si5500)
PORT_START("KEYPAD0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("7 Edit Prop") PORT_CODE(KEYCODE_7)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("4 Select Heater") PORT_CODE(KEYCODE_4)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("1 Diag Sensor") PORT_CODE(KEYCODE_1)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("0") PORT_CODE(KEYCODE_0)
PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("KEYPAD1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("8 Keep Int") PORT_CODE(KEYCODE_8)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("5 Auto Time") PORT_CODE(KEYCODE_5)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("2 Cal Sensor") PORT_CODE(KEYCODE_2)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER)
PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("KEYPAD2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("9 Load Der") PORT_CODE(KEYCODE_9)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("6 Print Rate") PORT_CODE(KEYCODE_6)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("3 I/O Set Pt") PORT_CODE(KEYCODE_3)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("# -") PORT_CODE(KEYCODE_MINUS)
PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("KEYPAD3")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Stop") PORT_CODE(KEYCODE_S)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Man") PORT_CODE(KEYCODE_M)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Run") PORT_CODE(KEYCODE_R)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("*") PORT_CODE(KEYCODE_EQUALS)
PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED)
INPUT_PORTS_END
void si5500_state::si5500(machine_config &config)
{
TMS9981(config, m_maincpu, 10_MHz_XTAL);
m_maincpu->set_addrmap(AS_PROGRAM, &si5500_state::mem_map);
m_maincpu->set_addrmap(AS_IO, &si5500_state::cru_map);
TMS9901(config, m_mainpsi, 10_MHz_XTAL / 4);
m_mainpsi->intreq_cb().set(FUNC(si5500_state::mainic_w));
tms9902_device &acc(TMS9902(config, "acc", 10_MHz_XTAL / 4));
acc.int_cb().set(FUNC(si5500_state::acc_int_w));
TMS9901(config, "adpsi", 10_MHz_XTAL / 4);
X2201(config, "novram");
tms9901_device &nvrpsi(TMS9901(config, "nvrpsi", 10_MHz_XTAL / 4));
// P0-11 = inputs for DAC?
nvrpsi.p_out_cb(13).set("novram", FUNC(x2201_device::array_recall_w));
nvrpsi.p_out_cb(14).set("novram", FUNC(x2201_device::store_w));
nvrpsi.p_out_cb(15).set("novram", FUNC(x2201_device::cs_w));
TMS9901(config, m_gpibpsi, 10_MHz_XTAL / 4);
m_gpibpsi->p_out_cb(11).set(FUNC(si5500_state::gpibc_we_w));
m_gpibpsi->p_out_cb(12).set(FUNC(si5500_state::gpibc_dbin_w));
m_gpibpsi->read_cb().set(FUNC(si5500_state::gpibpsi_input_r));
TMS9914(config, m_gpibc, 10_MHz_XTAL / 4);
m_gpibc->int_write_cb().set(FUNC(si5500_state::gpib_int_w));
LS259(config, "outlatch1");
LS259(config, "outlatch2");
LS259(config, "outlatch3");
LS259(config, "outlatch4");
LS259(config, "outlatch5");
LS259(config, m_keyplatch);
}
// Board #1 (power): no digital ICs
// Board #2 (analog): TMS9901NL, ICL7104-16CPL, ICL8052ACPD, AD524AD, LF13509D
// Board #3 (output): X2201AD, 2x TMS9901NL, DAC1222LCN, TMS9914ANL, SN75162BN, DS75160AN
// Board #4: HM6116P-4, 3x TMS2532A-25JL, XTAL (10 MHz), TMS9981JDL, TMS9902ANL, TMS9901NL
// Back of front panel: 6x HD74LS259, HD74LS251
ROM_START(si5500)
ROM_REGION(0x3000, "program", 0)
ROM_LOAD("m5500dl_7-9-86.u4", 0x0000, 0x1000, CRC(cfcff0fe) SHA1(94173b3b7513954221ce3402ea5b5c36dfa5a8da))
ROM_LOAD("m5500dl_7-9-86.u5", 0x1000, 0x1000, CRC(a932e85a) SHA1(f7152ae78bad79b457bb739e7ecc4556ca33cbbc))
ROM_LOAD("m5500dl_7-9-86.u6", 0x2000, 0x1000, CRC(3161347d) SHA1(fab6c228a21ef3ecce255079a48ef1697f2c7ccb))
ROM_END
} // anonymous namespace
COMP(1986, si5500, 0, 0, si5500, si5500, si5500_state, empty_init, "Scientific Instruments", "Model 5500 Temperature Controller", MACHINE_IS_SKELETON)