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microdar.cpp: More comment updates (nw)

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AJR 2019-08-10 18:53:01 -04:00
parent c8fb55f847
commit 140677882a
1 changed files with 4 additions and 5 deletions
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9
src/mame/drivers/microdar.cpp
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@ -22,7 +22,7 @@ _______________________________
| | | |_| ______ BATT __ |
| | | __ |IC12_| | | CN
| | | IC8 ______________ | ||
| |_| __ |ICXX REF34VA | | ||
| |_| __ |IC1 REF34VA | | ||
| __ IC7 |______9818h-_|XT1||
| |CN ______ __________ | ||
| | | |IC5__||IC4_______| | ||
@ -41,12 +41,12 @@ _______________________________
IC19, IC20, IC18, IC21 = Toshiba TD62703AP
IC25, IC24 = ST ULN2803A
IC17 = REF0032 9817K0552
IC17 = REF0032 9817K0552 (40-pin DIP: display controller?)
IC23, IC22, IC12 = Hitachi HD74HC273P
IC15 = Natsemi CD4514BCN
IC8 = Microchip 24LC16B
IC7 = TI TL7705ACP
IC1 = Philips REF34VA 9818h-
IC1 = Philips REF34VA 9818h- (40-pin DIP: 80C51?)
XT1 = 20.000 MHz
IC5 = Hitachi HD74HC08P
IC6 = Hitachi HD74HC138P
@ -106,11 +106,10 @@ void microdar_state::microdar(machine_config &config)
I2CMEM(config, m_eeprom).set_page_size(16).set_data_size(0x800);
// IC7 might be some sort of I2C RTC?
// Code also references some sort of serial RTC?
}
// Display controller (IC17) is 40-pin DIP labeled "REF0032 9317K0552"
ROM_START(microdar)
ROM_REGION(0x1000, "maincpu", ROMREGION_ERASE00)
ROM_LOAD("ref34va_k7v5534_9818h-.ic1", 0x0000, 0x1000, NO_DUMP)