Tröps & Hierl Computertechnik - Amiga Hardware Database

Manufacturer “Tröps & Hierl Computertechnik”

3 expansions in database

Manufacturer Tröps & Hierl Computertechnik, Germany	Date 1989	Amiga A2000, A3000, A4000	Interface Zorro II

Manufacturer

Date

1989

Amiga

A2000, A3000, A4000

Interface

Zorro II

EPROM burner

EPEX = "Epromexpreß"
2× 28 pin Textool sockets on separate board, connects to 40 pin header on EPEX board via ribbon cable
2 sockets allow word writes or copy operations
supply voltage only enabled during read or write operations
supply voltage for burning raised to 6V
supports any EPROMs of the 27xxx series up to 27011
four programming algorithms including pulse code
software supports burning Kickstart EPROMs (4× 27512) from a Kickstart disk
built-in monitor

Advert (DE)
1989-01

Advert (DE)
1989-04

Advert (DE)
1989-06

Advert (DE)
1989-11

Advert (DE)
1989-12

Manufacturer Tröps & Hierl Computertechnik, Germany	Date 1990	Amiga A500	Interface trapdoor slot, Gary socket

Manufacturer

Date

1990

Amiga

A500

Interface

trapdoor slot, Gary socket

Memory Expansion

512 kB FastRAM (Ranger RAM, slow FastRAM) - expandable to 1.8 MB with the Mega-Modul
four 256k×4 (41256) DIPs soldered onto the board
connects to the trapdoor slot
battery backed up clock - can be write protected by setting a jumper
disable switch

Mega-Modul (optional)

twelve DIP sockets with up to 1.5 MB FastRAM
256k×4 DIPs
3 different configurations: 1 MB, 1.5 MB (requires Kickstart ≥1.3), 1.8 MB
with 2 MB installed, only 1.8 MB is utilized
the Mega-Modul is connected in between the trapdoor connector and the ERAM-Mega
an adaptor board is installed into the Gary's socket and connected to the Mega-Modul