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chalgear: Some notes for later

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AJR 2024-11-11 07:01:21 -05:00
parent d895e2319a
commit eec8a5b106
1 changed files with 7 additions and 1 deletions
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8
src/mame/benesse/challenge_gear.cpp
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@ -110,9 +110,15 @@ void challenge_gear_state::machine_reset()
void challenge_gear_state::challenge_gear(machine_config &config)
{
/* basic machine hardware */
msm665xx_device &maincpu(MSM66573(config, "maincpu", 14'000'000));
msm665xx_device &maincpu(MSM66573(config, "maincpu", 4_MHz_XTAL)); // 100-lead square glob (type guessed); XL2 = 4.00H
//maincpu.set_xtclk(32.768_kHz_XTAL);
maincpu.set_addrmap(AS_PROGRAM, &challenge_gear_state::program_map);
maincpu.set_addrmap(AS_DATA, &challenge_gear_state::data_map);
// P6.5 <-> I2C SDA
// P6.6 -> I2C SCL
// P8 -> key matrix -> P10
//I2C_24C16(config, "eeprom"); // "BR24C16FV" silkscreened on PCB
/* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));