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Firmwares from DDR

Last update 22.06.2022

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Mask ROMs: old series (U501, U551)         new series (U505 and later)
EPROMs series: A  H  J  K  M  P  Q  S  U  V  Y  
EMR Mask: EMR Mask
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Mask ROMs old series (U501, U551)
Mask/
Bitmaske (BM)
Chip
Description
010-025U501K1003 (set 010-025, 090, 091, 513-158, 556, 520, 521)
026-033U501K1003 Math. module (not have data from 030)
037U501???      Vielen Dank mark1111, Ruediger
040-045U551K1003 expansion module
063U501DF1100/1300 Teilnehmerwahl TW1
064U501???      Vielen Dank mark1111, Ruediger
065U501??? (may be damaged)      Vielen Dank mark1111, Ruediger
084U501???      Vielen Dank mark1111, Ruediger
087U501???      Vielen Dank mark1111, Ruediger
088U501???      Vielen Dank mark1111, Ruediger
089U501???      Vielen Dank mark1111, Ruediger
090-091U501K1003 (set 010-025, 090, 091, 513-158, 556, 520, 521)
118U501???      Vielen Dank mark1111, Ruediger
145U501DK1510 board ZVE2 051-8460
435-442U501K1003 Statistic module (not have data from 438)
513-518U501K1003 (set 010-025, 090, 091, 513-158, 556, 520, 521)
520-521U501K1003 (set 010-025, 090, 091, 513-158, 556, 520, 521)
546-552U551??? Kleinfakturierautomat (KFA) Robotron/Daro 1711 (set 546-552, 554)      Vielen Dank mark1111, Ruediger
554U551??? Kleinfakturierautomat (KFA) Robotron/Daro 1711 (set 546-552, 554)      Vielen Dank mark1111, Ruediger
556U501K1003 (set 010-025, 090, 091, 513-158, 556, 520, 521)


Mask ROMs
Mask/
Bitmaske (BM)
Chip
Description
001U2364D 45Chess Master G-5003.501 (set 001+108; pic)
002U2364D 45ChessMaster Diamond (set 002+201; pic)
002U2716??? Z9001-Modul IDAS ROM 1 set (002-006)
003U2716Z9001-Modul IDAS ROM 2 set (002-006)
004U2716Z9001-Modul IDAS ROM 3 set (002-006)
005U2716Z9001-Modul IDAS ROM 4 set (002-006)
006U2716Z9001-Modul IDAS ROM 5 set (002-006)
008U505Schachcomputer SC2 (IS203) ROM-Inhalte (set BM008-BM016)
009U505Schachcomputer SC2 (IS204) (set 008-016)
010U505Schachcomputer SC2 (IS205) (set 008-016)
011U505Schachcomputer SC2 (IS206) (set 008-016)
012U505Schachcomputer SC2 (IS207) (set 008-016)
013U505Schachcomputer SC2 (IS208) (set 008-016)
014U505Schachcomputer SC2 (IS209) (set 008-016)
015U505Schachcomputer SC2 (IS210) (set 008-016)
016U505Schachcomputer SC2 (IS211) (set 008-016)
017U505Schachcomputer SC1 (set 008-016 and 017)
019U505D???
036U505DS6011 charset (for VQC10).      Vielen Dank VolkerP
037U505DSchachcomputer SC2 (IS211) - new version of 016 (fix error)
039U505Polycomputer 880 ROM 1 Adresse 0000h-03FFh (set 039-040) == U555 Bitmuster "163"
040U505Polycomputer 880 ROM 2 Adresse 1000h-13FFh (set 039-040) == U555 Bitmuster "153"
048-053U505???? K1520 012-7040 (set 048-053; pic)
054-055U505ABS 012-3210
056-065U505DChess Master .500 (pic)
068U505PC1715 Floppycontroller ROM 1 (set 068-069)
069U505PC1715 Floppycontroller ROM 2 (set 068-069)
075U505DLC80 ROM 1      Vielen Dank VolkerP
076U505DLC80 ROM 2      Vielen Dank VolkerP
077U505Delektronische Schreibmaschine S6005 ROM 1 (set 077-081)
078U505Delektronische Schreibmaschine S6005 ROM 2 (set 077-081)
079U505Delektronische Schreibmaschine S6005 ROM 3 (set 077-081)
080U505Delektronische Schreibmaschine S6005 ROM 4 (set 077-081)
081U505Delektronische Schreibmaschine S6005 ROM 5 (set 077-081)
083U505DBootloader A5120 (K2526, 062-8110)
100U2616DZ1013 charset
108U2616DChess Master G-5003.501 (set 001+108; pic)
111U2616D 45KC87.1x charset (==bm115)
112U2616D 45Z9001 Druckermodul fur K6311/12 - 690025.2 - ab 3 Quartal 1987 (==bm116)
115U2616D 45KC87.2x and .3x charset (==bm111)
116U2716Z9001 Schreibmaschinen-Modul fur S6005 - 690021.1 - ab 3 Quartal 1987 (==bm112; pic)
130-133U2616D 36Fernschreiber F2000 BR02 A-D (set 130-140; BR02 board; pic)      Vielen Dank Joerg Drobick
134U2616D 36Fernschreiber F2000 BR02 E(set 130-140; BR02 board; pic)
135-140U2616D 36Fernschreiber F2000 BR02 F-L(set 130-140; BR02 board; pic)      Vielen Dank Joerg Drobick
141U2616D 36Fernschreiber F2000 (set 141-144; DR02 board)
142U2616D 36Fernschreiber F2000 (set 141-144; DR02 board; pic)
143U2616D 36Fernschreiber F2000 (set 141-144; DR02 board)
144U2616D 36Fernschreiber F2000 (set 141-144; DR02 board)
145U2616Dboard 013-1601 ec7927.01M (set 145-149) ==U311 ??
146U2616Dboard 013-1601 ec7927.01M (set 145-149) ==U312 ??
147U2616Dboard 013-1601 ec7927.01M (set 145-149) ==U310 ??
148U2616Dboard 013-1601 ec7927.01M (set 145-149) ==U320 ??
149U2616Dboard 013-1601 ec7927.01M (set 145-149) ==U321 ??
171U2616D 45?? Schreibmaschine S60xx (very similat to bm081)
172U2616DWaerememengenrechner WR6A vom Messgeraetewerk Babelsberg. CPU ist ein EMR UB886 .
176U2616D 39P8000 terminal (ZG1?)
182-187U2616D??? (set 182-187)
189U2616D 45Anrufbeantworter TC500 (answering machine TC500)
195??charset for F1200
200U2365DSystemmonitor mit Assembler und Disassembler sowie Editor/Debugger fu:r TINY-MPBASIC des U883
201U2364D 45ChessMaster Diamond (set 002+201; pic)
203U2364D 45elektronische Schreibmaschine S6120
204U2632DZ1013.16, Z1013.64 Betriebsprogramm 2.02 und A.2
207U2716Videotextdekoder-Nachruestsatz 3 von Geyer (==UL8611DC08_BM021 aus dem Nachruestsatz 4)
400U2364D 45ChessMaster Diamond PM10 module (pic)
403U2364D 45ChessMaster Diamond PM11 module (set 403, 607)
506U2716KC85/1, KC87 EPROM-Programmiermodul
507U2716KC85/1 Basic-Modul ROM 1 C000h-C7FFh (set 507-511) (diff. from M507: "memory size"->"memory end")
508U2716KC85/1 Basic-Modul ROM 2 C800h-CFFFh (set 507-511) (==M508)
509U2716KC85/1 Basic-Modul ROM 3 D000h-D7FFh (set 507-511) (==M509)
510U2716KC85/1 Basic-Modul ROM 4 D800h-DFFFh (set 507-511) (==M510)
511U2716KC85/1 Basic-Modul ROM 5 E000h-E7FFh (set 507-511) (==M511)
600U2364D 45Basic-Kern KC87, KC85/3, KC85/4, KC85-Basic Modul M006 (set 600-601) (== 507-510)
601U2364DKC85-Basic Modul M006 (set 600-601)
602U2364D 45KC87 OS 1.2 + Basic
604U2364D 45KC85/3 OS (CAOS 3.1)
605U2364D????      Vielen Dank Sven Heymann
606U555Cboard 062-9170/1 S6006 (set K390, BM 606)
607U2364D 45ChessMaster Diamond PM11 module (set 403, 607)
608U2364D 45KC87 OS 1.3 + Plotter-Basic
609U2364D 45???
610U2364???


A series
 NN 
Chip
Description
A006/00U555C?? terminal concentrator? for K8913 - ZRE board 012-7100 (set A006-A008)
A007/00U555C?? terminal concentrator? for K8913 - ZRE board 012-7100 (set A006-A008)
A008/00U555C?? terminal concentrator? for K8913 - ZRE board 012-7100 (set A006-A008)
A021-036U555C?? terminal concentrator? for K8913 - PFS board 012-7040 (set A021-A023/00, A024/07, A025/04, A026/06, A027/04, A028/06, A029-A032/04, ???, A034/07, A035/07, A036/04; pic)


H series
 NN 
Chip
Description
H537-542rf2K6411 "Dosiergeraet PG 10" board 020-0200 (set H537-H542, S543, S544, H545-H554, S560, S561; total 20 pcs)
H545-554rf2K6411 "Dosiergeraet PG 10" board 020-0200 (set H537-H542, S543, S544, H545-H554, S560, S561; total 20 pcs)


J series
 NN 
Chip
Description
J8872732keyboard K7672.04 - quarz 3686.4 kHz
J942rf2keyboard K7670.03 - quarz 9832 kHz


K series
 NN 
Chip
Description
K178-K182U555Cboard 062-8920/1 S6005 (set K178-K182)
K390U555Cboard 062-9170/1 S6006 (set K390, BM 606)


M series
 NN 
Chip
Description
M002rf2KC IDAS-Modul C000-C7FF (set M002-M006; pic)
M003rf2KC IDAS-Modul C800-CFFF (set M002-M006; pic)
M004rf2KC IDAS-Modul D000-D7FF (set M002-M006; pic)
M005rf2KC IDAS-Modul D800-DFFF (set M002-M006; pic)
M006rf2KC IDAS-Modul E000-E7FF (set M002-M006; pic)
M012rf2Z9001 Schreibmaschinen-Modul fuer S6005 690021.1 (bis 3. Quartal 1987)
M013rf2Z9001 Druckermodul 690025.2 fuer K6311/12
M112rf2BASIC-Erweiterung Plotter-BASIC KC87.2x und 3.x (Plotter-Grafik-Modul 1.40.690033.2)
M122rf2==M112
M208-2232708??? PFS board 012-7040 (set M208-M223, M351, M353)
M3512708??? PFS board 012-7040 (set M208-M223, M351, M353)
M3532708??? PFS board 012-7040 (set M208-M223, M351, M353)
M497rf2BASIC-Kern 84 Z9001 C000-C7FF (set M497-M501)
M498rf2BASIC-Kern 84 Z9001 C800-CFFF (set M497-M501)
M499rf2BASIC-Kern 84 Z9001 D000-D7FF (set M497-M501)
M500rf2BASIC-Kern 84 Z9001 D800-DFFF (set M497-M501)
M501rf2BASIC-Erweiterung 84 Z9001 E000-E7FF (set M497-M501)
M502rf2Z9001 Programmiermodul 1.40.690023.6
M503rf2Z9001 OS1.1 (set M503-M504)
M504rf2Z9001 OS1.1 (set M503-M504)
M505rf2Z9001 charset
M506rf2Z9001 Druckermodul 690006.8 fuer Thermodrucker TD40
M507rf2BASIC-Kern 85 KC87.1x C000-C7FF (set M507-M511) (see BM507 and BM600)
M508rf2BASIC-Kern 85 KC87.1x C800-CFFF (set M507-M511) ==BM508 see BM600
M509rf2BASIC-Kern 85 KC87.1x D000-D7FF (set M507-M511) ==BM509 see BM600
M510rf2BASIC-Kern 85 KC87.1x D000-DFFF (set M507-M511) ==BM510 see BM600
M511rf2BASIC-Erweiterung 85 KC87.1x E000-E7FF (set M507-M511) ==BM511
M512rf2KC85 OS1.2 (set M512-M513)
M513rf2KC85 OS1.2 (set M512-M513)
M581-586U555??? (set M581-M586; pic)


P series
 NN 
Chip
Description
P005U555AFS K5171 A7100 (set P005, P006, P864, P865; pic)
P006U555AFS K5171 A7100 (set P005, P006, P864, P865; pic)
P075U555ZVE K2664 051-2840 (set P075, P077, P096, P097, P079-P082; pic)
P077U555ZVE K2664 051-2840 (set P075, P077, P096, P097, P079-P082; pic)
P079U555ZVE K2664 051-2840 (set P075, P077, P096, P097, P079-P082; pic; set P079-P082, P808-P811; pic)
P080U555ZVE K2664 051-2840 (set P075, P077, P096, P097, P079-P082; pic; set P079-P082, P808-P811; pic)
P081U555ZVE K2664 051-2840 (set P075, P077, P096, P097, P079-P082; pic; set P079-P082, P808-P811; pic)
P082U555ZVE K2664 051-2840 (set P075, P077, P096, P097, P079-P082; pic; set P079-P082, P808-P811; pic)
P096U555ZVE K2664 051-2840 (set P075, P077, P096, P097, P079-P082; pic)
P097U555ZVE K2664 051-2840 (set P075, P077, P096, P097, P079-P082; pic)
P091U555Boot-ROM BUA K4165 051-1050 (set P091, P092; pic)
P092U555Boot-ROM BUA K4165 051-1050 (set P091, P092; pic)
P160rt4AIS K8060.01 051-1750
P32774s188ABG K7075 A7100/A7150/CM1910 (pic)
P32874s188ABG K7075 A7100/A7150/CM1910 (pic)
P32974s188ABG K7075 A7100/A7150/CM1910 (pic)
P50282s571ABG K7072 A7100/A7150/CM1910 (pic)
P50382s571ABG K7072 A7100/A7150/CM1910 (pic)
P50582s131ZVE K2771 A7100/A7150/CM1910
P51574s571ABG K7075 A7100/A7150/CM1910 (pic)
P69074s287AFP K5165 051-8850 (pic)
P808U555ZVE K2664 051-2840 (set P079-P082, P808-P811; pic)
P809U555ZVE K2664 051-2840 (set P079-P082, P808-P811; pic)
P810U555ZVE K2664 051-2840 (set P079-P082, P808-P811; pic)
P811U555ZVE K2664 051-2840 (set P079-P082, P808-P811; pic)
P8542716KES K5170.20 A7150 (set P854-P855; pic)
P8552716KES K5170.20 A7150 (set P854-P855; pic)
P864rf2AFS K5171.20 A7150 (set P005, P006, P864, P865; pic; set P864-P867; pic)
P865rf2AFS K5171.20 A7150 (set P005, P006, P864, P865; pic; set P864-P867; pic)
P8662716AFS K5171.20 A7150 (set P864-P867; pic; set P866, P867, P872, P873; pic)
P8672716AFS K5171.20 A7150 (set P864-P867; pic; set P866, P867, P872, P873; pic)
P8682716KES K5170.20 A7150 (set P868-P871; set P868, P869, P870, P876; pic)
P8692716KES K5170.20 A7150 (set P868-P871; set P868, P869, P870, P876; pic)
P8702716KES K5170.20 A7150 (set P868-P871; set P868, P869, P870, P876; pic)
P8712716KES K5170.20 A7150 (set P868-P871)
P8722716AFS K5171.20 A7150 (set P866, P867, P872, P873; pic)
P8732716AFS K5171.20 A7150 (set P866, P867, P872, P873; pic)
P8762716KES K5170.20 A7150 replace P871 for different hardware (set P868, P869, P870, P876; pic)
P8772716AFS K5171.20 A7150 (set P866, P867, P877, P878; pic)
P8782716AFS K5171.20 A7150 (set P866, P867, P877, P878; pic)
P8792716KES K5170.20 A7150 replace P870 ??? (set P868, P869, P879, P876; pic)


Q series
 NN 
Chip
Description
Q1522764KGS K7070 A7100 A7150?(pic)
Q1532764KGS K7070 A7150/CM1910 (pic)
Q1542764KGS K7070 A7150/CM1910 (pic)
Q2082764ABS K7071 (set Q208-Q211)
Q2092764ABS K7071 (set Q208-Q211)
Q2102764ABS K7071 (set Q208-Q211)
Q2112764ABS K7071 (set Q208-Q211)
Q2592764ZVE K2771 A7100 (set Q269-Q272; ACT 1.1, Monitor 1.1; pic)
Q2602764ZVE K2771 A7100 (set Q269-Q272; ACT 1.1, Monitor 1.1; pic)
Q2612764ZVE K2771 A7100 (set Q269-Q272; ACT 1.1, Monitor 1.1; pic)
Q2622764ZVE K2771 A7100 (set Q269-Q272; ACT 1.1, Monitor 1.1; pic)
Q2652764ZVE K2771 A7150/CM1910 (set Q265-Q268; ACT 2.1)
Q2662764ZVE K2771 A7150/CM1910 (set Q265-Q268; ACT 2.1)
Q2672764ZVE K2771 A7150/CM1910 (set Q265-Q268; ACT 2.1)
Q2682764ZVE K2771 A7150/CM1910 (set Q265-Q268; ACT 2.1)
Q2692764ZVE K2771 A7150/CM1910 (set Q269-Q272; ACT 2.2, Monitor 2.3; pic)
Q2702764ZVE K2771 A7150/CM1910 (set Q269-Q272; ACT 2.2, Monitor 2.3; pic)
Q2712764ZVE K2771 A7150/CM1910 (set Q269-Q272; ACT 2.2, Monitor 2.3; pic)
Q2722764ZVE K2771 A7150/CM1910 (set Q269-Q272; ACT 2.2, Monitor 2.3; pic)
Q2732764ZVE K2771 A7150/CM1910 (set Q273-Q276; ACT 2.3, Monitor 2.4)
Q2742764ZVE K2771 A7150/CM1910 (set Q273-Q276; ACT 2.3, Monitor 2.4)
Q2752764ZVE K2771 A7150/CM1910 (set Q273-Q276; ACT 2.3, Monitor 2.4)
Q2762764ZVE K2771 A7150/CM1910 (set Q273-Q276; ACT 2.3, Monitor 2.4)
Q65774s287ASP K8071 A7100/A7150/CM1910 (pic)
Q65874s287ASP K8071 A7100/A7150/CM1910 (pic)
Q65974s287ASP K8071 A7100/A7150/CM1910 (pic)


S series
 NN 
Chip
Description
S0252708??? board 012-7110 (set 025-031, may be 025-032)
S0262708??? board 012-7110 (set 025-031, may be 025-032)
S0272708??? board 012-7110 (set 025-031, may be 025-032)
S0282708??? board 012-7110 (set 025-031, may be 025-032)
S0292708??? board 012-7110 (set 025-031, may be 025-032)
S0302708??? board 012-7110 (set 025-031, may be 025-032)
S0312708??? board 012-7110 (set 025-031, may be 025-032)
S500U2716PC1715 bootloader (old?)
S501U2716PC1715 bootloader (old?)
S502U2716PC1715 bootloader
S543rf2K6411 "Dosiergeraet PG 10" board 020-0200 (set H537-H542, S543, S544, H545-H554, S560, S561; total 20 pcs)
S544rf2K6411 "Dosiergeraet PG 10" board 020-0200 (set H537-H542, S543, S544, H545-H554, S560, S561; total 20 pcs)
S550U2716PC1715W bootloader
S560rf2K6411 "Dosiergeraet PG 10" board 020-0200 (set H537-H542, S543, S544, H545-H554, S560, S561; total 20 pcs)
S561rf2K6411 "Dosiergeraet PG 10" board 020-0200 (set H537-H542, S543, S544, H545-H554, S560, S561; total 20 pcs)
S600U2716PC1715 keyboard K7658.01 (DE)
S602U2716PC1715 charset DE Z1
S605U2716PC1715 charset cyrillic Z6
S618U2716PC1715 keyboard K7658.12 dt.Textverarb.
S619U2716PC1715 chatset DE Z17
S620U2716PC1715 charset cyrillic Z16
S621U2716PC1715 keyboard K7658.03 Yugoslavia
S622U2716PC1715 charset Yugoslavia Z43
S623U2716PC1715 keyboard K7658.04 greek
S624U2716PC1715 charset greek
S625U2716PC1715 keyboard K7658.08 Bulgaria
S626U2716PC1715 charset Bulgaria Z26
S627U2716PC1715 keyboard K7658.09 lat-bulgarian
S628U2716PC1715 charset Bulgaria 2 Z48
S629U2716PC1715 keyboard K7658.07 Angola
S630U2716PC1715 charset Angola
S632U2716PC1715 keyboard Cuba
S633U2716PC1715 charset Cuba
S634U2716PC1715 keyboard K7658.05 Hungary
S635U2716PC1715 charset Hungary Z25
S638U2716PC1715 charset DE (WTX) Z2
S639U2716PC1715 keyboard DE (WTX)
S640U2716PC1715 keyboard K7658.10 polish
S641U2716PC1715 charset polish Z27
S6422708PC1715 keyboard cyrillic (board 05-033-4102)
S643U2716PC1715 charset cyrillic Z16
S705 EC1834 keyboard (->S715)
S706 MON adapter EC1834 (attributgenerator; ->S711)
S7072708MON adapter EC1834
S708 MON adapter EC1834 (charset RUSSASCI; ->S725)
S709 MON adapter EC1834 (charset BULSASCI; ->S727)
S710 MON adapter EC1834 (charset MAGYASCI; ->S728)
S7112708MON adapter EC1834 (attributgenerator; new of S706)
S712rfold version of keyboard controller from mainboard EC1834
S7132764version 06jun88 of BIOS EC1834 (set S713-714)
S7142764version 06jun88 of BIOS EC1834 (set S713-714)
S715 EC1834 keyboard (new of S705)
S716rf2new version of keyboard controller from mainboard EC1834
S7172764version 08aug88 of BIOS EC1834 (set S717-718)
S7182764version 08aug88 of BIOS EC1834 (set S717-718)
S720 MON adapter EC1834 (charset POL; codetables 448,852; ->S735)
S7212764version 01dec88 of BIOS EC1834 (set S721-722)
S7222764version 01dec88 of BIOS EC1834 (set S721-722)
S7232764version 09dec88 of BIOS EC1834 (set S723-724), Slave-PIC is not required
S7242764version 09dec88 of BIOS EC1834 (set S723-724), Slave-PIC is not required
S725 MON adapter EC1834 (charset RUS; codepages 407,855; ->S733)
S7262764MON adapter EC1834 (charset DDR; codepages 427,850)
S727 MON adapter EC1834 (charset BULG; codepages 435,855; ->S734)
S7282764MON adapter EC1834 (charset UVR; codepages 436,852)
S7292764MON adapter EC1834 (charset SFRJ; codepages 338,852)
S7302764MON adapter EC1834 (charset CSSR; codepages 442,852)
S7312764version 01oct89 of BIOS EC1834 (set S731-732), notw.fur kurzen COL-Adapter; Ermoeglicht Sperr. FD fur Urladen
S7322764version 01oct89 of BIOS EC1834 (set S731-732), notw.fur kurzen COL-Adapter; Ermoeglicht Sperr. FD fur Urladen
S7332764MON adapter EC1834 (charset RUS; codepages 407,855; new of S725)
S7342764MON adapter EC1834 (charset BULG; codepages 435,855; new of S727)
S7352764MON adapter EC1834 (charset POL; codepages 448,852; new of S720)


U series
 NN 
Chip
Description
U020U555??? (board 012-9230; pic)
U107-110U555graphic processor (board 012-3220)
U121-124U555??? (board 012-3290)
U177-180U555??? (board 012-3290)
U203U555board EC7922-4250(4255) (set U203-U209)
U204U555board EC7922-4250(4255) (set U203-U209)
U205U555board EC7922-4250(4255) (set U203-U209)
U206U555board EC7922-4250(4255) (set U203-U209)
U207U555board EC7922-4250(4255) (set U203-U209)
U208U555board EC7922-4250(4255) (set U203-U209)
U209U555board EC7922-4250(4255) (set U203-U209)
U2622764ZVE K2771.50 K8918 (set U262-U265; pic)
U2632764ZVE K2771.50 K8918 (set U262-U265; pic)
U2642764ZVE K2771.50 K8918 (set U262-U265; pic)
U2652764ZVE K2771.50 K8918 (set U262-U265; pic)
U3072716board 013-1600 ec7927.01M (set 307, 313-315)
U3102716board 013-1601 ec7927.01M (set 310-312, 320-321) ==147 ??
U3112716board 013-1601 ec7927.01M (set 310-312, 320-321) ==145 ??
U3122716board 013-1601 ec7927.01M (set 310-312, 320-321) ==146 ??
U3132716board 013-1600 ec7927.01M (set 307, 313-315)
U3142716board 013-1600 ec7927.01M (set 307, 313-315)
U3152716board 013-1600 ec7927.01M (set 307, 313-315)
U3202716board 013-1601 ec7927.01M (set 310-312, 320-321) ==148 ??
U3212716board 013-1601 ec7927.01M (set 310-312, 320-321) ==149 ??
U382rf2board 013-1014 K6405/CM6422
U386rf2board 013-1013 K6405/CM6422 (set 386-389)
U387rf2board 013-1013 K6405/CM6422 (set 386-389)
U388rf2board 013-1013 K6405/CM6422 (set 386-389)
U389rf2board 013-1013 K6405/CM6422 (set 386-389)


V series
 NN 
Chip
Description
V038U555K8913.03 ZRE variant 4? (set V038, V044, V045)
V044U555K8913.03 ZRE variant 4? (set V038, V044, V045)
V045U555K8913.03 ZRE variant 4? (set V038, V044, V045)
V171U555charset K8915 ABS K7023.10 K7024.30 (set V171, V172)
V172U555charset K8915 ABS K7023.10 K7024.30 (set V171, V172)


Y series
 NN 
Chip
Description
Y153U555K8913.03 ZRE variant 1 (set Y153-Y155) and variant 2 (set Y153, Y190, Y191)
Y154U555K8913.03 ZRE variant 1 (set Y153-Y155)
Y155U555K8913.03 ZRE variant 1 (set Y153-Y155)
Y163U555K8913.03 ZRE variant 3 (set Y163-Y165)
Y164U555K8913.03 ZRE variant 3 (set Y163-Y165)
Y165U555K8913.03 ZRE variant 3 (set Y163-Y165)
Y169-171U555K8915 ZRE (set Y169-171)
Y190U555K8913.03 ZRE variant 2 (set Y153, Y190, Y191)
Y191U555K8913.03 ZRE variant 2 (set Y153, Y190, Y191)
Y195-197U555K8915 ZRE (set Y195-197)
Y221U555K8911.80 ZRE (set Y221, Y2221, Y223)
Y2221U555K8911.80 ZRE (set Y221, Y2221, Y223), really Y2221, not Y222
Y223U555K8911.80 ZRE (set Y221, Y2221, Y223)
Y224-233U555K8911.80 PFS (set Y224-Y233)
Y411U555charset lat/cyr (big/small letters) ABS 045-8778 (set Y411, Y412)
Y412U555charset lat/cyr (big/small letters) ABS 045-8778 (set Y411, Y412)
Y6022732K8915HD ZVE 045-8762 (SCP, lat)
Y6032732K8915HD ZVE 045-8762 (A5230)
Y6042732K8915HD ZVE 045-8762 (A6422) == Y153+Y190+Y191
Y6092732K8915HD ZVE 045-8762 (SCP, lat/cyr)


EMR Mask
 EMR 
 Bitmask 
Chip
Description
8611003UD8611DWM Elektronik 2
8611004UL8611DC08Waschvollautomat VA861E
8611008UB8611DHMK-T200 / ST3936
8611013U 8611DC08Tastatur K7673.03 (cyr for EC1834)
8611014U 8611DC08Tastatur K7673.02 (deu for EC1834)
8611015U 8611DC08???
8611021UL8611DC088-Seiten-Videotextdekoder Nachrustsatz 4 von Geyer.
8810004UB8810DTastatur MC80.3x (prototyp des 8830 ??)
8810005UD8810DBDG2000
8810006UB8810DHMK-D100 Kassettendeck HMK100
8810010UD8810DMTG1001
8810011UB8810DUZG1-16
8810012UB8810DHMK-D200/D210 Kassettendeck
8810018UB8810DHMK-PA2205 Plattenspieler
8810501UB8810DCAW-A/2A/W


Sources (not all):
ROMs und EPROMs aus DDR Produktion
Homecomputer DDR
www.tiffe.de
Ulrich Zander site

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