Model T System ROMs: Difference between revisions

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This is the list of "system ROMs", the builtin software on a chip that came with the Model T. When a  [[Model_T_Y2K|Y2K-patched]] versions is available, CRC checksum refers to the original ROM. Also see: the list of [[ModelT_roms|ModelT Option ROM]]s and the [[FlexROM_100|FlexROM 100]].  
This is the list of "system ROMs", the builtin software on a chip that came with the Model T. The checksums used CRC32/PKZIP and CRC16/XMODEM. When a  [[Model_T_Y2K|Y2K-patched]] versions is available, CRC checksum refers to the original ROM. Also see: the list of [[ModelT_roms|ModelT Option ROM]]s and the [[FlexROM_100|FlexROM 100]].  


==TRS-80 Model 100==
==TRS-80 Model 100==
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{| class="wikitable"
{| class="wikitable"
|-
|-
! Name !! Version !! CRC32 !! Original ROM !! Y2K-patched
! Name !! CRC16 !! CRC32 !! Original ROM !! Y2K-patched
|-
|-
| US || || 730a3611 || [[file:TRS-80_Model_100.orig.bin]] || [[file:TRS-80_Model_100.y2k.bin]]
| US || 34F5 || 730a3611  
|| [[file:TRS-80_Model_100.orig.bin]]  
|| [[file:TRS-80_Model_100.y2k.bin]]
|-  
|-  
|}
|}


==TANDY Model 102==
==TANDY 102==


{| class="wikitable"
{| class="wikitable"
|-
|-
! Name !! Version !! CRC32 !! Original ROM !! Y2K-patched
! Name !! CRC16 !! CRC32 !! Original ROM !! Y2K-patched
|-
|-
| US || || 08e9f89c || [[file:TANDY_Model_102.us.orig.bin]] || [[file:TANDY_Model_102.us.y2k.bin]]
| US || 1C6F || 08e9f89c  
|| [[file:TANDY_Model_102.us.orig.bin]]  
|| [[file:TANDY_Model_102.us.y2k.bin]]
|-
|-
| UK || || 20a6dd54 || [[file:TANDY_Model_102.uk.orig.bin]] || [[file:TANDY_Model_102.uk.y2k.bin]]
| UK || 5CF0 || 20a6dd54  
|| [[file:TANDY_Model_102.uk.orig.bin]]  
|| [[file:TANDY_Model_102.uk.y2k.bin]]
|-
|-
|}
|}


==TANDY Model 200==
==TANDY 200==
Model 200 system ROM spans 2 chips, 32k at M15, and 8k at M13.
The Tandy 200 system ROM spans 3 chips, 32k at M15, 8k at M13, and 32k at M14 (Multiplan).  


{| class="wikitable"
{| class="wikitable"
|-
|-
! Name !! Version !! CRC32 !! Original 32K ROM !! Y2K-patched 32K ROM
! Name !! CRC16 !! CRC32 !! Original 32K ROM !! Y2K-patched 32K ROM
|-
|-
| US  
| US || 25C3 || f3aec804
||  
|| f3aec804
|| [[file:TANDY_Model_200.M15.orig.bin]]  
|| [[file:TANDY_Model_200.M15.orig.bin]]  
|| [[file:TANDY_Model_200.M15.y2k.bin]]  
|| [[file:TANDY_Model_200.M15.y2k.bin]]  
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{| class="wikitable"
{| class="wikitable"
|-
|-
! Name !! Version !! CRC32 !! Original 8K ROM
! Name !! CRC16 !! CRC32 !! Original 8K ROM
|-
|-
| US  
| US || 3D1A || 03a320c2
||
|| baed5a18
|| [[file:TANDY_Model_200.M13.orig.bin]]  
|| [[file:TANDY_Model_200.M13.orig.bin]]  
|-
|}
M14 is not the Option ROM, but is bank selected in the same way.
{| class="wikitable"
|-
! Name !! CRC16 !! CRC32 !! Original 32K ROM
|-
| US || 958C || 0a0da302
|| [[file:TANDY_Model_200.M14.orig.bin]]
|-
|}
Emulators such as Virtual-T sometimes use a single file which contains a concatenation of M15, M13, and M14, in that order.
{| class="wikitable"
|-
! Name !! CRC16 !! CRC32 !! Original 72K ROM !! Y2K patched 72K ROM
|-
| US || 972C || f6bb012a
|| [[file:TANDY_Model_200.us.orig.bin]]
|| [[file:TANDY_Model_200.us.y2k.bin]]
|-
|-
|}
|}
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{| class="wikitable"
{| class="wikitable"
|-
|-
! Name !! Version !! CRC32 !! Original ROM !! Y2K-patched
! Name !! CRC16 !! CRC32 !! Original ROM !! Y2K-patched
|-
|-
| Europe (?) || || 3725d32a || [[file:NEC_PC-8201A.orig.bin]] || [[file:NEC_PC-8201A.y2k.bin]]
| Europe (?) || A48D || 3725d32a  
|| [[file:NEC_PC-8201A.orig.bin]]  
|| [[file:NEC_PC-8201A.y2k.bin]]
|-
|-
|}
|}
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{| class="wikitable"
{| class="wikitable"
|-
|-
! Name !! Version !! CRC32 !! Original ROM !! Y2K-patched
! Name !! CRC16 !! CRC32 !! Original ROM !! Y2K-patched
|-
|-
| Europe (?) || || 1152c931 || [[file:NEC_PC-8300.orig.bin]] || [[file:NEC_PC-8300.y2k.bin]]
| Europe (?) || 9FF5 || 1152c931  
|| [[file:NEC_PC-8300.orig.bin]]  
|| [[file:NEC_PC-8300.y2k.bin]]
<!--  |-  -->
<!--  |-  -->
<!--  | QWERTZ (German) ||  ||  ||  ||  -->
<!--  | QWERTZ (German) ||  ||  ||  ||  -->
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{| class="wikitable"
{| class="wikitable"
|-
|-
! Name !! Version !! CRC32 !! ROM  
! Name !! Version !! CRC16 !! CRC32 !! ROM  
|-
|-
| Beckman 424<br/>Gas Chromatography instrument || REV E VER 3.2
| Beckman 424<br/>Gas Chromatography instrument || REV E VER 3.2 || 4793 || 3eaba0fd  
|| 3eaba0fd || [[file:NEC_PC-8300_Beckman-E3.2.bin]]
|| [[file:NEC_PC-8300_Beckman-E3.2.bin]]
|-
|-
|}
|}
Line 94: Line 123:
{| class="wikitable"
{| class="wikitable"
|-
|-
! Name !! Version !! CRC32 !! Original ROM !! Y2K-patched
! Name !! CRC16 !! CRC32 !! Original ROM !! Y2K-patched
|-
|-
| Europe
| Europe
||
|| 5DD2
|| f0e8447a  
|| f0e8447a  
|| [[File:M10_System_ROM_EU.orig.bin]]
|| [[File:M10_System_ROM_EU.orig.bin]]
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|-
|-
| North America  
| North America  
||
|| 5D9F
|| 80d1c1b7
|| 80d1c1b7
|| [[File:M10_System_ROM_NorthAmerica.orig.bin]]  
|| [[File:M10_System_ROM_NorthAmerica.orig.bin]]  
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{| class="wikitable"
{| class="wikitable"
|-
|-
! Name !! Version !! CRC32 !! Original ROM !! Y2K-patched
! Name !! CRC16 !! CRC32 !! Original ROM !! Y2K-patched
|-
| Japan || F08D || 8a9ddd6b || [[File:KC-85.orig.bin]] || [[File:KC-85.y2k.bin]]
|-
|}
 
==Televerket TRS-80 Modell 100==
This ROM is very similar to the one found in the Tandy 102 although it was released two or three years earlier.
{| class="wikitable"
|-
! Name !! CRC16 !! CRC32 !! Original ROM
|-
|-
| Japan || ||  ||  ||
| Norwegian || 2A64 || 028ac87d || [[File:Televerket-Modell100.orig.bin]]  
|-
|-
|}
|}
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{| class="wikitable"
{| class="wikitable"
|-
|-
! Name !! Version !! CRC32 !! ROM
! Name !! CRC-16 !! CRC32 !! ROM
|-
|-
| System || ||  ||  
| System || ||  ||  
|-
|-
| BASIC || 26-3904 || 7e952856 || [[file:TANDY_600_BASIC.bin]]  
| BASIC || A2B3 || 7e952856 || [[file:TANDY_600_BASIC.bin]]  
|-
|-
|}
|}

Latest revision as of 17:32, 8 February 2026

This is the list of "system ROMs", the builtin software on a chip that came with the Model T. The checksums used CRC32/PKZIP and CRC16/XMODEM. When a Y2K-patched versions is available, CRC checksum refers to the original ROM. Also see: the list of ModelT Option ROMs and the FlexROM 100.

TRS-80 Model 100

Name CRC16 CRC32 Original ROM Y2K-patched
US 34F5 730a3611 File:TRS-80 Model 100.orig.bin File:TRS-80 Model 100.y2k.bin

TANDY 102

Name CRC16 CRC32 Original ROM Y2K-patched
US 1C6F 08e9f89c File:TANDY Model 102.us.orig.bin File:TANDY Model 102.us.y2k.bin
UK 5CF0 20a6dd54 File:TANDY Model 102.uk.orig.bin File:TANDY Model 102.uk.y2k.bin

TANDY 200

The Tandy 200 system ROM spans 3 chips, 32k at M15, 8k at M13, and 32k at M14 (Multiplan).

Name CRC16 CRC32 Original 32K ROM Y2K-patched 32K ROM
US 25C3 f3aec804 File:TANDY Model 200.M15.orig.bin File:TANDY Model 200.M15.y2k.bin
Name CRC16 CRC32 Original 8K ROM
US 3D1A 03a320c2 File:TANDY Model 200.M13.orig.bin

M14 is not the Option ROM, but is bank selected in the same way.

Name CRC16 CRC32 Original 32K ROM
US 958C 0a0da302 File:TANDY Model 200.M14.orig.bin

Emulators such as Virtual-T sometimes use a single file which contains a concatenation of M15, M13, and M14, in that order.

Name CRC16 CRC32 Original 72K ROM Y2K patched 72K ROM
US 972C f6bb012a File:TANDY Model 200.us.orig.bin File:TANDY Model 200.us.y2k.bin

NEC PC-8201

Name Version CRC32 Original ROM Y2K-patched

NEC PC-8201A

Name CRC16 CRC32 Original ROM Y2K-patched
Europe (?) A48D 3725d32a File:NEC PC-8201A.orig.bin File:NEC PC-8201A.y2k.bin

NEC PC-8300

Name CRC16 CRC32 Original ROM Y2K-patched
Europe (?) 9FF5 1152c931 File:NEC PC-8300.orig.bin File:NEC PC-8300.y2k.bin

The PC-8300 was often used for industrial machine control using a custom system ROM.

Name Version CRC16 CRC32 ROM
Beckman 424
Gas Chromatography instrument		 REV E VER 3.2 4793 3eaba0fd File:NEC PC-8300 Beckman-E3.2.bin

Olivetti M10

Name CRC16 CRC32 Original ROM Y2K-patched
Europe 5DD2 f0e8447a File:M10 System ROM EU.orig.bin File:M10 System ROM EU.y2k.bin
North America 5D9F 80d1c1b7 File:M10 System ROM NorthAmerica.orig.bin File:M10 System ROM NorthAmerica.y2k.bin

Kyotronic KC-85

Name CRC16 CRC32 Original ROM Y2K-patched
Japan F08D 8a9ddd6b File:KC-85.orig.bin File:KC-85.y2k.bin

Televerket TRS-80 Modell 100

This ROM is very similar to the one found in the Tandy 102 although it was released two or three years earlier.

Name CRC16 CRC32 Original ROM
Norwegian 2A64 028ac87d File:Televerket-Modell100.orig.bin

TANDY Model 600

The Tandy 600 had BASIC as an optional ROM (RS Catalog #26-3904) instead of in the System ROM.

Name CRC-16 CRC32 ROM
System
BASIC A2B3 7e952856 File:TANDY 600 BASIC.bin
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