diff options
Diffstat (limited to 'src/mame/drivers/sg1000a.cpp')
-rw-r--r-- | src/mame/drivers/sg1000a.cpp | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/src/mame/drivers/sg1000a.cpp b/src/mame/drivers/sg1000a.cpp index 6dbb90c6309..efa29ed094d 100644 --- a/src/mame/drivers/sg1000a.cpp +++ b/src/mame/drivers/sg1000a.cpp @@ -164,7 +164,7 @@ On top copper layer: On bottom copper layer: "171-5200" -On a sticker: +On a sticker: "REV C" On a sticker: @@ -184,7 +184,7 @@ All ICs have a date code of either 1983 or 1984. IC6 - SN74LS244N IC7 - SN73LS244N IC8 - Toshiba TC5517APL (backed by a super capacitor) - IC9 - NEC D8255AC-2 + IC9 - NEC D8255AC-2 IC10 - 28-pin socket (silkscreen is "27128") for "EPR-6450D" (Fujitsu MB27128-30) IC11 - 28-pin socket (silkscreen is "27128") for "EPR-6504D" (Fujitsu MB27128-30) IC12 - Toshiba TC4053BP @@ -206,7 +206,7 @@ IC27 - Motorola NE592N IC28 - Motorola NE592N IC29 - NEC 7808 -PC1 - GI B 5102 321J "TLP521-1" +PC1 - GI B 5102 321J "TLP521-1" PC2 - GI D 5102 423J PC3 - GI D 5102 423J PC4 - GI D 5102 423J @@ -251,18 +251,18 @@ Source code and text in EPR-6450D POWER DOWN CHANGE TSEL: - LD A,(BETFLG) ; READ CREDIT - RRCA ; CREDIT IN ? - JR C,BETSELZ - - LD A,(SELOLD) - OR A - LD C,A - CALL NZ,OLDCLCG - LD HL,0 - LD (SELOLD),HL - LD (DBLSWCT),HL - LD (LMPCNT),1 + LD A,(BETFLG) ; READ CREDIT + RRCA ; CREDIT IN ? + JR C,BETSELZ + + LD A,(SELOLD) + OR A + LD C,A + CALL NZ,OLDCLCG + LD HL,0 + LD (SELOLD),HL + LD (DBLSWCT),HL + LD (LMPCNT),1 ================================================================================ End |