diff options
Diffstat (limited to 'src/mess/drivers/ep64.c')
-rw-r--r-- | src/mess/drivers/ep64.c | 72 |
1 files changed, 36 insertions, 36 deletions
diff --git a/src/mess/drivers/ep64.c b/src/mess/drivers/ep64.c index 75931e757fd..6191ad097e9 100644 --- a/src/mess/drivers/ep64.c +++ b/src/mess/drivers/ep64.c @@ -13,12 +13,12 @@ Enterprise Sixty Four / Enterprise One Two Eight Enterprise Computers Ltd. 1985 MAIN PCB Layout ---------------- +--------------- DUAL |-----------| 9V TAPE_IN/OUT RES -|HEATSINK | DC_IN MON1 AND REMOTE SR1 PR1 CN2A CN1A |-| +|HEATSINK | DC_IN MON1 AND REMOTE SR1 PR1 CN2A CN1A |-| | |--||---|--||--|--| |--| |-||-||-||-||-| |----| |-----| |--| |--| |-|-|------| -|-----------|7805 | MOD | |-| |-| |-| |-| |-| |-| |-| EXP2 --|EXTERNAL +|-----------|7805 | MOD | |-| |-| |-| |-| |-| |-| |-| EXP2 --|EXTERNAL |---+7805 | | 74LS06 74LS273 74LS86 74LS32 --|EXPANSION | | |------| 74LS244 --|CONNECTOR | |78L12 POT1 LM386 |-----| |-----| EXP1 --| @@ -27,7 +27,7 @@ MAIN PCB Layout | | 4.433619MHz 74LS145 POT3 LED |-----| |-----| --| |---+ --| | 74LS74 74LS244 74LS244 74LS245 |---------| - | | + | | | 74LS373 4164 4164 74F157 | | | | 16-2-103 LM339 LM324 4164 4164 74F157 EXOS.IC2 | @@ -38,8 +38,8 @@ MAIN PCB Layout |------------------------------------------------------------------| Notes: (all IC's shown) Z80A - Z80A CPU, clock input 4MHz [8/2] - EXOS.IC2 - 32k x8-bit mask ROM usually 23256 manufactured by GI (DIP24). Contains EXOS operating - system and built-in word processor software. A few official revisions were made and + EXOS.IC2 - 32k x8-bit mask ROM usually 23256 manufactured by GI (DIP24). Contains EXOS operating + system and built-in word processor software. A few official revisions were made and there were a few unofficial revision made with additional capabilities and bug-fixes ROM labelling of some official versions found.... 9256DS-0019 (C)1984 INTELLIGENT SOFTWARE LTD ENTER 08-45-A GI @@ -77,7 +77,7 @@ Notes: (all IC's shown) MOD - Astec UM1233 TV modulator RES - Reset push button switch MON1 - Monitor output connector. Pinout is.... - + Green A1 B1 NC Ground A2 B2 Ground Mono Comp. Video A3 B3 Blue @@ -85,16 +85,16 @@ Notes: (all IC's shown) VSync A5 B5 Composite Sync NC A6 B6 Mode Switch Left Audio A7 B7 Right Audio - + SR1 - Serial/Network connector. Pinout is.... - + Reference A1 B1 Ground - A2 B2 - RTS A3 B3 Data Out CTS A4 B4 Data In PR1 - Printer connector. Pinout is.... - + Ground A1 B1 Ground Strobe A2 B2 Ready Data 3 A3 B3 Data 4 @@ -104,9 +104,9 @@ Notes: (all IC's shown) Data 0 A7 B7 Data 7 CN2A - Joystick 2 connector - CN1A - Joystick 1 connector + CN1A - Joystick 1 connector Pinout is.... - + Keyboard J A1 B1 Ground Keyboard L A2 B2 Keyboard K - A3 B3 - @@ -116,7 +116,7 @@ Notes: (all IC's shown) Internal Memory Expansion PCB Layout ------------------------------------- +------------------------------------ |---------------------| | 4164 74LS00 PL3 PL2| @@ -138,15 +138,15 @@ Notes: (All IC's shown) /* - TODO: + TODO: - - POST RAM errors - - rewrite DAVE to output to discrete DAC - - rewrite NICK - - cassette - - external joysticks + - POST RAM errors + - rewrite DAVE to output to discrete DAC + - rewrite NICK + - cassette + - external joysticks - http://ep.homeserver.hu/Dokumentacio/Konyvek/ + http://ep.homeserver.hu/Dokumentacio/Konyvek/ */ @@ -191,9 +191,9 @@ READ8_MEMBER( ep64_state::rd0_r ) WRITE8_MEMBER( ep64_state::wr0_w ) { /* - + bit description - + 0 KEY A 1 KEY B 2 KEY C @@ -202,7 +202,7 @@ WRITE8_MEMBER( ep64_state::wr0_w ) 5 CASSETTE OUT 6 REMOTE 1 7 REMOTE 2 - + */ // keyboard @@ -228,9 +228,9 @@ WRITE8_MEMBER( ep64_state::wr0_w ) READ8_MEMBER( ep64_state::rd1_r ) { /* - + bit description - + 0 KBJ 1 KBK 2 KBL @@ -239,7 +239,7 @@ READ8_MEMBER( ep64_state::rd1_r ) 5 SERIAL/NET STATUS IN 6 CASSETTE IN 7 ? - + */ UINT8 data = 0; @@ -265,18 +265,18 @@ READ8_MEMBER( ep64_state::rd1_r ) WRITE8_MEMBER( ep64_state::wr2_w ) { /* - + bit description - + 0 SERIAL/NET DATA OUT 1 SERIAL/NET STATUS OUT - 2 - 3 - 4 - 5 - 6 - 7 - + 2 + 3 + 4 + 5 + 6 + 7 + */ // serial @@ -596,7 +596,7 @@ ROM_START( ep64 ) ROM_CART_LOAD( "cart", 0x00000, 0x10000, ROM_MIRROR ) ROM_END -#define rom_phc64 rom_ep64 +#define rom_phc64 rom_ep64 //------------------------------------------------- |