// license:BSD-3-Clause // copyright-holders:David Haywood /* http://www.standardchange.com/frequently-asked-questions "The System 500 series note acceptor was sold in change machines from 1987 to 1994" "The System 500E series note acceptor replaced the System 500 note acceptor in 1995." */ #include "emu.h" #include "cpu/mcs51/mcs51.h" class scm_500_state : public driver_device { public: scm_500_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") { } void scm_500(machine_config &config); private: void prog_map(address_map &map); virtual void machine_start() override; virtual void machine_reset() override; required_device m_maincpu; }; void scm_500_state::prog_map(address_map &map) { map(0x0000, 0xffff).rom().region("maincpu", 0); } static INPUT_PORTS_START( scm_500 ) INPUT_PORTS_END void scm_500_state::machine_start() { } void scm_500_state::machine_reset() { } void scm_500_state::scm_500(machine_config &config) { I80C51GB(config, m_maincpu, 12'000'000); // unknown clock m_maincpu->set_addrmap(AS_PROGRAM, &scm_500_state::prog_map); } /* this is the Eprom for the new $$ for the system 500 changers. device is a 27c512 4_42 is latest version for both system 500 and 500E ---------------------------------------------------------- 4.26 and 4.27, 4.28 are older versions of program. Std-chan is most current program. 500E-3.07 is for the 500E system, */ #define ROM_LOAD_BIOS(bios,name,offset,length,hash) \ ROMX_LOAD(name, offset, length, hash, ROM_BIOS(bios)) ROM_START( scm_500 ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_SYSTEM_BIOS( 0, "usa_442", "USA 4.42" ) \ ROM_LOAD_BIOS( 0, "stndxgr_442", 0x00000, 0x10000, CRC(7e641cfa) SHA1(5c9ed9551f3c0496bc6c810375595e821a2eb75d) ) // USA 04.42 (for 500 and 500E) ROM_SYSTEM_BIOS( 1, "usa_431", "USA 4.31" ) \ ROM_LOAD_BIOS( 1, "stndxgr_431", 0x00000, 0x10000, CRC(66a179d7) SHA1(3cdb06917616b57e3e3947007f6e2d923fb592a2) ) // USA 04.31 ROM_SYSTEM_BIOS( 2, "usa_427", "USA 4.27" ) \ ROM_LOAD_BIOS( 2, "stndxgr_427", 0x00000, 0x10000, CRC(908cda2f) SHA1(2a32922305b8201c25310679d5dd02f0951a4985) ) // USA 04.27 ROM_SYSTEM_BIOS( 3, "usa_426", "USA 4.26" ) \ ROM_LOAD_BIOS( 3, "stndxgr_426", 0x00000, 0x10000, CRC(fa459c77) SHA1(cafbde4256cf69ae422a700adfadeeaec4af53d3) ) // USA 04.36 ROM_SYSTEM_BIOS( 4, "usa_307", "USA 3.07" ) \ ROM_LOAD_BIOS( 4, "stndxgr_307", 0x00000, 0x10000, CRC(4d0d91c6) SHA1(85ff5d43ec331bcd4cde6aaf82f6143acc7e020c) ) // USA 03.07 (could be 500E specific) ROM_END GAME( 1987, scm_500, 0, scm_500, scm_500, scm_500_state, empty_init, ROT0, "Standard Change-Makers", "Standard Change-Makers System 500 / 500E", MACHINE_IS_SKELETON_MECHANICAL ) // 1995 - 500E - same basic hw?