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https://github.com/holub/mame
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- amstr_pc.cpp: added hardware info for ppc512 / ppc640 [Guru]
- jungleyo.cpp: very minor comments corrections
This commit is contained in:
Ivan Vangelista
parent
2eb851f3bc
commit
d7329570d4
@ -2,7 +2,7 @@
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// copyright-holders:Wilbert Pol
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// copyright-holders:Wilbert Pol
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/***************************************************************************
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/***************************************************************************
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drivers/amstr_pc.c
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drivers/amstr_pc.cpp
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Driver file for Amstrad PC1512 and related machines.
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Driver file for Amstrad PC1512 and related machines.
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@ -24,6 +24,165 @@ Amstrad PC1640
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More information can be found at http://www.seasip.info/AmstradXT/1640tech/index.html
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More information can be found at http://www.seasip.info/AmstradXT/1640tech/index.html
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***************************************************************************
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Amstrad PPC512/PPC640, Amstrad 1987
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Hardware info by Guru
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-----------------------------------
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The Amstrad PPC512/PPC640 is an XT-class portable PC with a built in
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mono 9" LCD screen supporting CGA and MDA.
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The specification includes:
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- NEC V30 (8086-compatible) 16-bit CPU at 8MHz (Sony CXQ70116P-8)
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- For PPC640, 640k RAM & 64k video memory
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For PPC512, 512k RAM & 64k video memory. Main RAM can be expanded to 640k
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by inserting the correct type of DRAMs into the 6 unpopulated locations on the motherboard
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- Integrated display adapter compatible with CGA and MDA
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- Built in mono 640 x 200 pixel 9" LCD screen, tiltable with contrast adjustment
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- 25 pin parallel printer port
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- 25 pin serial port
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- Internal 2400bps modem (PPC640 only, via optional plug-in PCB)
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- Enhanced AT-type keyboard with 101 or 102 keys
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- Single or twin 720k 3 1/2" floppy drive
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- MSDOS 3.3 (bundled with the unit)
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- Speaker with volume control
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- Battery-backed real time clock
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- Socket for 8087 Math Co-processor
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- Socket for external expansion box to accept IBM-compatible expansion cards and hard disk
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- Compartment for 10x alkaline 'C' cells for up to 8 hours of use
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CPU PCB
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-------
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MC0051D
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Z70850
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|-------------------------------------------------------------------|
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| VIDEO PARALLEL SERIAL EXP-B EXP-A |
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| LK2 1489 |
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|DIPSW(6) LK3 28.63636MHz 24MHz |
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| LK1 6845R |------| CX112 |
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| 1.8432MHz | 40104| CX902|
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| INS82C50 |------| |-------| |
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| |40039 | |
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| 1489 1488 | | |
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| LC3664 |------| | | |
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| 6MHz LC3664 |T4750 | |-------| CX901|
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| 40112 LCD-CONN |------| |
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|KEYB1 KEYB2 40109.IC159 |
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| KEYB3 LA4140 LK6 LK7 8087 |
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| LED CONT SPEAKER VOLUME CY903 V30 |
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|-------------------------------------------------------------------|
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Notes:
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VIDEO - 9 pin D-sub video port
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PARALLEL - 25 pin D-sub parallel port
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SERIAL - 25 pin D-sub serial port
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EXP-B - Expansion port B
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EXP-A - Expansion port A
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DIPSW - 6 position DIP switch (up is off, down is on. * = Default)
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SW1: Display Use
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ON - Internal LCD *
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OFF - External monitor
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SW2: Video Emulation Mode
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ON - CGA *
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OFF - MDA
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SW3: Video Adapter Enable
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ON - Use internal video adapter *
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OFF - Use external video adapter in external expansion box
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SW4,5: Initial Video Mode
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OFF, OFF - External video card
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OFF, ON - CGA 40 column
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ON , OFF - CGA 80 column *
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ON , ON - MDA 80 column
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SW6 - Not Used
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1488 - MC1488 Quad Line EIA232 Driver
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1489 - MC1489 Quad Line EIA232 Receiver
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INS82C50 - 82C50 UART marked as Amstrad 40049 custom chip. Clock input 1.8432MHz
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CX112 - Jumper to configure 40039 gate array to address either 512k or 640k RAM (sometimes marked LK5)
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6845R - UMC UM6845R CRT Controller. Clock input on pin 21 unknown (comes from the 40104 custom chip)
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40104 - VDU/LCD custom gate array LCD controller
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40039 - Bus controller custom gate array marked as Amstrad 40039 custom chip. Clock input 24.000MHz. This chip generates the 8MHz for the CPU.
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T4750 - DMA/Programmable Interrupt Controller/Programmable Timer custom chip
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40112 - Keyboard controller (likely i8049/i8051) marked as Amstrad 40012 custom chip. Clock input 6.000MHz
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LCD-CONN - Multi pin connector for LCD screen
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KEYB1 - 5 pin connector for keyboard caps lock, scroll lock and num lock keys, plus VCC and GND
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KEYB2 - Multi pin connector for keyboard matrix
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KEYB3 - Multi pin connector for keyboard matrix
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CX901/902 - Connectors joining to optional modem PCB
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LED - Connector for power-on LEDs
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CONT - Connector for LCD screen contrast adjustment
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LA4140 - Sanyo LA4140 0.5W audio power amplifier IC
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SPEAKER - Connector for PC speaker
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VOLUME - Connector for audio volume knob
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LC3664 - Sanyo LC3664 8kx8-bit Static RAM
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40109.IC159 - 8kx8-bit character ROM. Compatible with 2764 EPROM
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Font selection is set with LK6 & LK7
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CY903 - Multi pin connector for connection to memory/power PCB
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8087 - Socket for i8087-2 Numeric Data Processor (math coprocessor). Clock input 8.000MHz
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V30 - NEC V30 CPU (Sony CXQ70116P-8). Clock input 8.000MHz
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LK1/LK2/LK3 - Jumpers to set language selection (off = open, on = short)
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LK1 LK2 LK3
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OFF OFF OFF English
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OFF OFF ON German
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OFF ON OFF French
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OFF ON ON Spanish
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ON OFF OFF Danish
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ON OFF ON Swedish
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ON ON OFF Italian
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ON ON ON Diagnostic Mode
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LK6/LK7 - Jumpers to set font selection in ROM (off = open, on = short)
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LK6 LK7
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OFF OFF Normal : Codepage 437
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OFF ON Norwegian : Codepage 865
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ON OFF Portugese : Codepage 860
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ON ON Greek : Codepage unknown but will be 869 or 851 or 737
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MEMORY / POWER PCB
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------------------
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MC0052D
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Z70851
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|----------------------------------------------------------------|
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| NE556 KBSW BATSW POWER |
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| 41256 41256 X 41256 41256 |
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| 41256 41256 X 41256 41256 |
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|FD UM8272A 41256 41256 X 41256 41256 |
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| 16MHz 41256 41256 X 41256 41256 |
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| SED9420 |
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| LK4 41256Y |
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|---------------| |-------| |
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| |40040 | 40108.IC129 Y |
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| | | 40107.IC132 41256Y |
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| 32.768kHz |-------| |
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| MC146818 Y |
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| FDDLED CX903 |
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|------------------------------------------------|
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Notes:
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FD - 34 pin floppy drive cable
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FDDLED - Connector for floppy drive activity LED for drives A: and B:
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POWER - Connector for mains power input
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SED9420 - EPSON SED9420 data separator for FDD. Clock input 16.000MHz
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UM8272A - UMC UM8272A floppy drive controller (pin compatible with uPD765)
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41256 - Samsung KM41256AP-15 256kx1-bit DRAM
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41256Y - Samsung KM41256AP-15 256kx1-bit DRAM used as parity RAM
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X - Unpopulated location for 64kx4-bit DRAM (additional 128k expansion to give 640kb main RAM for PPC512)
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Y - Unpopulated location for 256kx1-bit DRAM (additional parity RAM to support the additional 128k RAM)
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LK4 - Jumper to set physical main RAM present on the PCB to either 512k or 640k
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40108.IC129 - BIOS ROM. Compatible with 2764 EPROM
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40107.IC132 - BIOS ROM. Compatible with 2764 EPROM
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CX903 - Multi pin connector for connection to CPU PCB. The connector is located on the solder side of this PCB.
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40040 - Memory controller gate array marked as Amstrad 40040 custom chip
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NE556 - NE556 Dual Timer
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MC146818 - Motorola MC146818 Real Time Clock
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KBSW - Connector for keyboard open/close detect switch
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BATSW - Connector for battery/mains power detect switch
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***************************************************************************/
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***************************************************************************/
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#include "emu.h"
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#include "emu.h"
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@ -41,6 +200,9 @@ More information can be found at http://www.seasip.info/AmstradXT/1640tech/index
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#include "machine/pc_lpt.h"
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#include "machine/pc_lpt.h"
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#include "machine/ram.h"
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#include "machine/ram.h"
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namespace {
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class amstrad_pc_state : public driver_device
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class amstrad_pc_state : public driver_device
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{
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{
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public:
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public:
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@ -79,10 +241,10 @@ private:
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uint8_t pc200_port378_r(offs_t offset);
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uint8_t pc200_port378_r(offs_t offset);
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uint8_t pc200_port278_r(offs_t offset);
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uint8_t pc200_port278_r(offs_t offset);
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uint8_t pc1640_port378_r(offs_t offset);
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[[maybe_unused]] uint8_t pc1640_port378_r(offs_t offset);
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uint8_t pc1640_port3d0_r(offs_t offset);
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[[maybe_unused]] uint8_t pc1640_port3d0_r(offs_t offset);
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uint8_t pc1640_port4278_r(offs_t offset);
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[[maybe_unused]] uint8_t pc1640_port4278_r(offs_t offset);
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uint8_t pc1640_port278_r(offs_t offset);
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[[maybe_unused]] uint8_t pc1640_port278_r(offs_t offset);
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struct {
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struct {
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uint8_t x,y; //byte clipping needed
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uint8_t x,y; //byte clipping needed
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@ -404,7 +566,7 @@ void amstrad_pc_state::pc1640_mouse_y_w(uint8_t data)
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m_mouse.y = data + ioport("pc_mouse_y")->read();
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m_mouse.y = data + ioport("pc_mouse_y")->read();
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}
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}
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static INPUT_PORTS_START( pc200 )
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static INPUT_PORTS_START( pc200 ) // TODO: PPC512/PPC640 DSW differ, see readme at the top of the file
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PORT_START("DSW0") /* IN1 */
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PORT_START("DSW0") /* IN1 */
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PORT_DIPNAME( 0x07, 0x07, "Name/Language")
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PORT_DIPNAME( 0x07, 0x07, "Name/Language")
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PORT_DIPSETTING( 0x00, "English/less checks" )
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PORT_DIPSETTING( 0x00, "English/less checks" )
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@ -619,8 +781,8 @@ ROM_START( ppc512 )
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// ROM_REGION(0x100000,"bios", 0)
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// ROM_REGION(0x100000,"bios", 0)
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ROM_REGION16_LE(0x10000,"bios", 0)
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ROM_REGION16_LE(0x10000,"bios", 0)
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// special bios at 0xe0000 !?
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// special bios at 0xe0000 !?
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ROM_LOAD16_BYTE("40107.v1", 0xc000, 0x2000, CRC(4e37e769) SHA1(88be3d3375ec3b0a7041dbcea225b197e50d4bfe)) // v1.9
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ROM_LOAD16_BYTE("40107_v1.ic132", 0xc000, 0x2000, CRC(4e37e769) SHA1(88be3d3375ec3b0a7041dbcea225b197e50d4bfe)) // v1.9
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ROM_LOAD16_BYTE("40108.v1", 0xc001, 0x2000, CRC(4f0302d9) SHA1(e4d69ca98c3b98f3705a2902b16746360043f039)) // v1.9
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ROM_LOAD16_BYTE("40108_v1.ic129", 0xc001, 0x2000, CRC(4f0302d9) SHA1(e4d69ca98c3b98f3705a2902b16746360043f039)) // v1.9
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// also mapped to f0000, f4000, f8000
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// also mapped to f0000, f4000, f8000
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ROM_REGION( 0x800, "keyboard", 0 ) // PPC512 / PPC640 / PC200 102-key keyboard
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ROM_REGION( 0x800, "keyboard", 0 ) // PPC512 / PPC640 / PC200 102-key keyboard
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ROM_LOAD( "40112.ic801", 0x000, 0x800, CRC(842a954c) SHA1(93ca6badf20e0215025fe109959eddead8c52f38) )
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ROM_LOAD( "40112.ic801", 0x000, 0x800, CRC(842a954c) SHA1(93ca6badf20e0215025fe109959eddead8c52f38) )
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@ -663,6 +825,9 @@ ROM_START( pc3086 )
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ROM_LOAD( "40178.ic801", 0x000, 0x800, CRC(f72f1c2e) SHA1(34897e78b3d10f96b36d81778e97c4a9a1b8618b) )
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ROM_LOAD( "40178.ic801", 0x000, 0x800, CRC(f72f1c2e) SHA1(34897e78b3d10f96b36d81778e97c4a9a1b8618b) )
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ROM_END
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ROM_END
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} // Anonymous namespace
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/***************************************************************************
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/***************************************************************************
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Game driver(s)
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Game driver(s)
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