Dream Turbo Card by pear

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Revision as of 05:58, 17 January 2018 by Pear (talk | contribs) (Config registers)

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Dream Turbo Card (design stage)

Brief information

Internal memory card and switched clock generators.

Specification

  • 1 MB SRAM, optionally 2 MB, in banks of 64KB,
  • 512 KB FlashROM, 8 banks of 64 KB with the option of individual switching off, EXOS in bank 7 (always on),
  • RTC clock,
  • NVRAM (battery backup),
  • two-channel synchronized clock signal generator:
    • system clock 4/8/12/16/20 MHz (2/4/6/8/10 MHz Z80 CPU),
    • EXDOS clock 8/9.6/10/12/13.33/16 MHz
  • LCD or OLED display (2x16 chars),
  • RGB LED to signal by colors the selected CPU clock:
    • 2MHz blue,
    • 4MHz green,
    • 6MHz yellow,
    • 8MHz orange,
    • 10MHz red,
  • optional temperature sensor for NICK,
  • configured by rotary encoder or by software.

Features

Status register

Config registers

Address Bits Content
NVRAM CPLD 7 6 5 4 3 2 1 0
0x7F *) NA Device ID Dream Turbo Card ID is 44h
0x7E *) NA Hw batch no. Hw serial no. Hardware serial number
0x7D *) NA Hw ver. mj. Hw ver. mn. Hardware version (major.minor)
0x7C *) NA Fw ver. mj. Fw ver. mn. Firmware version (major.minor)
0x7B *) NA DSP LS RAM2 uC TEMP Flash Features
0x7A 3 Memory mode EXDOS clock select System clock select Memory bank mode, selection of clocks (below)
0x79 2 unused Flash.6 Flash.5 Flash.4 Flash.3 Flash.2 Flash.1 Flash.0 Disabling flash memory banks, bit N=1 Flash bank N disable
0x78 *) 1 S1 S0 LCD bias uC status bits & LCD contrast
0x77 *) 0 LCD backlight LED blue LED green LED red LCD backlight and RGB LED control
0x76 *) NA Current temperature Current NICK temperature
0x75 NA Temperature limit NICK temperature level for the alarm (0 = alarm off)

*) read-only, data will be overwritten by the card microcontroller

Feature Description Value Type
Flash Flash chip type 00 Microchip SST39SF040
01 .
10 .
11 .
TEMP temperature sensor type 00 none
01 Dallas DS18B20
10 Analog Devices TMP03/04
11 Analog Devices TMP05/06
uC microcontroller type 0 MCS51
1 AVR
RAM2 RAM capacity 0 1 MB
1 2 MB
LS sound transducer 0 buzzer or none
1 loudspeaker
DSP display type 0 OLED
1 LCD

Memory map

MT is MICROTEAM card.

Mode 0 (default)
x0-x3 x4-x7 x8-xB xC-xF
0x Flash.7 CART EPNET EPNET
1x MT SRAM1 MT SRAM1 MT SRAM1 MT SRAM1
2x MT Flash MT Flash MT Flash MT Flash
3x MT SRAM2 MT SRAM2 MT SRAM2 MT SRAM2
4x MT DRAM1 MT DRAM1 MT DRAM1 MT DRAM1
5x MT DRAM2 MT DRAM2 MT DRAM2 MT DRAM2
6x Flash.0 Flash.1 Flash.2 Flash.3
7x Flash.4 Flash.5 Flash.6 RAM1.F
8x RAM2.0 RAM2.1 RAM2.2 RAM2.3
9x RAM2.4 RAM2.5 RAM2.6 RAM2.7
Ax RAM2.8 RAM2.9 RAM2.A RAM2.B
Bx RAM2.C RAM2.D RAM2.E RAM2.F
Cx RAM1.0 RAM1.1 RAM1.2 RAM1.3
Dx RAM1.4 RAM1.5 RAM1.6 RAM1.7
Ex RAM1.8 RAM1.9 RAM1.A RAM1.B
Fx RAM1.C RAM1.D RAM1.E VRAM
Mode 1 (no RAM2)
x0-x3 x4-x7 x8-xB xC-xF
0x Flash.7 CART EPNET EPNET
1x MT SRAM1 MT SRAM1 MT SRAM1 MT SRAM1
2x MT Flash MT Flash MT Flash MT Flash
3x MT SRAM2 MT SRAM2 MT SRAM2 MT SRAM2
4x MT DRAM1 MT DRAM1 MT DRAM1 MT DRAM1
5x MT DRAM2 MT DRAM2 MT DRAM2 MT DRAM2
6x Flash.0 Flash.1 Flash.2 Flash.3
7x Flash.4 Flash.5 Flash.6 RAM1.F
8x not used not used not used not used
9x MT SRAM1 MT SRAM1 MT SRAM1 MT SRAM1
Ax MT Flash MT Flash MT Flash MT Flash
Bx MT SRAM2 MT SRAM2 MT SRAM2 MT SRAM2
Cx RAM1.0 RAM1.1 RAM1.2 RAM1.3
Dx RAM1.4 RAM1.5 RAM1.6 RAM1.7
Ex RAM1.8 RAM1.9 RAM1.A RAM1.B
Fx RAM1.C RAM1.D RAM1.E VRAM
Mode 2 (no Flash)
x0-x3 x4-x7 x8-xB xC-xF
0x Flash.7 CART EPNET EPNET
1x MT SRAM1 MT SRAM1 MT SRAM1 MT SRAM1
2x MT Flash MT Flash MT Flash MT Flash
3x MT SRAM2 MT SRAM2 MT SRAM2 MT SRAM2
4x MT DRAM1 MT DRAM1 MT DRAM1 MT DRAM1
5x MT DRAM2 MT DRAM2 MT DRAM2 MT DRAM2
6x RAM2.8 RAM2.9 RAM2.A RAM2.B
7x RAM2.C RAM2.D RAM2.E RAM1.F
8x RAM2.0 RAM2.1 RAM2.2 RAM2.3
9x MT SRAM1 MT SRAM1 MT SRAM1 MT SRAM1
Ax MT Flash MT Flash MT Flash MT Flash
Bx MT SRAM2 MT SRAM2 MT SRAM2 MT SRAM2
Cx RAM1.0 RAM1.1 RAM1.2 RAM1.3
Dx RAM1.4 RAM1.5 RAM1.6 RAM1.7
Ex RAM1.8 RAM1.9 RAM1.A RAM1.B
Fx RAM1.C RAM1.D RAM1.E VRAM
Mode 3 (no Flash & RAM2)
x0-x3 x4-x7 x8-xB xC-xF
0x Flash.7 CART EPNET EPNET
1x MT SRAM1 MT SRAM1 MT SRAM1 MT SRAM1
2x MT Flash MT Flash MT Flash MT Flash
3x MT SRAM2 MT SRAM2 MT SRAM2 MT SRAM2
4x MT DRAM1 MT DRAM1 MT DRAM1 MT DRAM1
5x MT DRAM2 MT DRAM2 MT DRAM2 MT DRAM2
6x not used not used not used not used
7x not used not used not used RAM1.F
8x not used not used not used not used
9x MT SRAM1 MT SRAM1 MT SRAM1 MT SRAM1
Ax MT Flash MT Flash MT Flash MT Flash
Bx MT SRAM2 MT SRAM2 MT SRAM2 MT SRAM2
Cx RAM1.0 RAM1.1 RAM1.2 RAM1.3
Dx RAM1.4 RAM1.5 RAM1.6 RAM1.7
Ex RAM1.8 RAM1.9 RAM1.A RAM1.B
Fx RAM1.C RAM1.D RAM1.E VRAM

Clock selection

SELECT System clock CPU clock EXDOS clock
0 8 MHz 4 MHz 8 MHz
1 12 MHz 6 MHz 9.6 MHz
2 16 MHz 8 MHz 10 MHz
3 20 MHz 10 MHz 12 MHz
4 4 MHz 2 MHz 13.33 MHz
5 8 MHz 4 MHz 16 MHz
6 8 MHz 4 MHz 8 MHz
7 8 MHz 4 MHz 8 MHz

How to install

Links

Thread on the Enterprise Forever forum 6Mhz and more...

Manual in other languages

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