362:
386:
966:
857:
1842:
374:
1818:
1808:
1368:
701:
1564:
695:
35:
361:
340:, with a capacity of 1424 "program steps". This memory was shared with variable storage of up to 178 locations, in addition to the 26 fixed locations named A through Z. The implementation was based on
586:
1916:
893:
595:
1887:
579:
385:
322:
as the original TRS-80 Pocket
Computer. (This was later referred to as the "PC-1" to differentiate it from subsequent entries (PC-2 onwards) in the
1911:
1404:
1811:
402:
572:
679:
329:
Introduced in July 1980, the "PC-1" measured 175 × 70 × 15 mm and weighed 170 g, and had a one-line, 24-character alphanumeric
480:
Nowadays, it is often referred to as the TRS-80 PC-1, so as to differentiate it from its successor, the TRS-80 PC-2 (and following)
1515:
1906:
886:
842:
1880:
373:
1921:
1336:
367:
Sharp PC-1211. This example exhibits a display that is failing, a very common problem with Sharp's displays of the time.
1606:
1397:
1281:
1210:
1061:
987:
323:
171:
circuitry. One acted as the main CPU, the other dealt with the input/output and display interface. Users could write
202:
Pocket
Computer with just a marginally different look (outer plastic parts in black, not brown, gray display frame)
1821:
1508:
1503:
1498:
1493:
1371:
879:
337:
1271:
564:
1873:
352:
348:
81:
1390:
816:
330:
1445:
1476:
631:
626:
1734:
1189:
1011:
341:
982:
860:
778:
468:
1778:
1773:
1488:
1450:
753:
965:
559:
1768:
1763:
1601:
1423:
1056:
902:
837:
709:
157:
48:
1857:
446:
1520:
1471:
668:
315:
183:
172:
355:
unit. A printer/cassette interface was available, which used an ink ribbon on plain paper.
1841:
1758:
1530:
1341:
1320:
763:
620:
161:
153:
1801:; majority shares bought by Sharp in 2019; remaining Toshiba shares sold to Sharp in 2020
1853:
1691:
1628:
1455:
1346:
1299:
1146:
1083:
773:
615:
554:
1900:
1849:
1686:
1681:
1676:
1671:
1666:
1661:
1656:
1651:
1623:
1618:
1613:
1547:
1542:
1537:
1525:
1413:
1141:
1136:
1131:
1126:
1121:
1116:
1111:
1106:
1078:
1073:
1068:
1016:
925:
674:
646:
641:
140:
136:
126:
1701:
1696:
1596:
1304:
1243:
1156:
1151:
1051:
768:
738:
700:
684:
538:
1266:
1248:
1026:
1021:
930:
798:
788:
783:
733:
723:
319:
195:
1233:
1228:
1223:
1218:
1006:
832:
663:
658:
653:
423:
212:
513:
281:
1563:
34:
1724:
1719:
1276:
1179:
1174:
951:
694:
492:
1798:
288:
17:
1729:
1483:
1238:
1196:
1184:
935:
748:
728:
609:
221:
199:
871:
743:
234:
176:
1382:
548:
275:
245:
240:
168:
1386:
1360:
Now integrated into other Sharp divisions or business groupings
875:
568:
596:
TRS-80 and Tandy-branded computers, clones and related systems
215:
164:
434:(51). IDG Publications: 28 – via the Internet Archive.
542:
1861:
457:(15). IDG Publications: 26–27 – via Google Books.
255:
1424 program steps, 26 permanent variable locations (
278:
components, including SC43177/SC43178 processors at
1749:
1710:
1637:
1587:
1578:
1571:
1464:
1438:
1431:
1329:
1313:
1290:
1257:
1209:
1165:
1092:
1042:
1035:
999:
973:
944:
918:
909:
825:
809:
708:
602:
545:(database about 1970s and 1980s pocket calculators)
132:
122:
114:
106:
98:
90:
80:
62:
54:
44:
336:The TRS-80 Pocket Computer was programmable in
160:in March 1980. The computer was powered by two
1881:
1398:
887:
580:
318:version of the Sharp PC-1211 was marketed by
271:) and 178 variables shared with program steps
8:
555:Daves Old Computers - TRS-80 Pocket Computer
27:
198:in July 1980 as the first iteration of the
1888:
1874:
1584:
1575:
1562:
1435:
1405:
1391:
1383:
1039:
964:
915:
894:
880:
872:
699:
693:
587:
573:
565:
391:Rebadged "TRS-80 Pocket Computer" version.
118:four MR44 1.35 V Mercury button cells
86:SC43177/SC43178 processors at 256 kHz
33:
26:
447:"Japanese Retailer Pursues U.S. Market"
414:
357:
347:Programs and data could be stored on a
1917:Computer-related introductions in 1980
1797:† Subsidiary formerly fully owned by
94:three TC5514P 4 Kbit RAM modules
7:
1838:
1836:
403:Sharp pocket computer character sets
230:Connector for printer and tape drive
252:Battery life in excess of 200 hours
1860:. You can help Knowledge (XXG) by
422:Hayes, Frank (December 16, 2002).
25:
680:Tandy 10 Business Computer System
445:Barry, John (September 1, 1980).
1840:
1817:
1816:
1807:
1806:
1367:
1366:
856:
855:
384:
379:CE-122 printer in a travel case.
372:
360:
310:TRS-80 Pocket Computer ("PC-1")
1912:Sharp programmable calculators
843:Tandy Video Information System
1:
514:"TRS-80 Pocket Computer PC-1"
493:"Radio Shack Pocket Computer"
351:through an optional external
1337:Abenobashi Terminal Building
186:version of the PC-1211, the
1282:Super Famicom Naizou TV SF1
988:Sharp NEC Display Solutions
324:TRS-80 Pocket Computer line
274:Built out of off-the-shelf
156:ever released, marketed by
68:; 44 years ago
1938:
1835:
560:The TRS-80 Pocket Computer
516:. Personal Computer Museum
110:Full QWERTY-style keyboard
1793:
1560:
1420:
1355:
962:
851:
691:
302:CE-121 Cassette Interface
167:laid out in power-saving
32:
1516:Satellite Pro 400 series
206:Technical specifications
353:cassette tape interface
102:24 digit dot matrix LCD
1907:Sharp pocket computers
1856:-related article is a
817:Tandy Graphics Adapter
551:Sharp Pocket Computers
549:www.promsoft.com/calcs
188:TRS-80 Pocket Computer
632:Tandy Pocket Computer
627:TRS-80 Color Computer
342:Palo Alto Tiny BASIC
249:Mercury button cells
1922:Microcomputer stubs
1272:Nintendo Television
983:Pioneer Corporation
861:RadioShack template
471:. old-computers.com
194:), was marketed by
29:
754:Mera-Elzab Meritum
424:"The Story So Far"
285:and three TC5514P
1869:
1868:
1830:
1829:
1822:Toshiba computers
1789:
1788:
1745:
1744:
1558:
1557:
1424:Sharp Corporation
1380:
1379:
1205:
1204:
976:and shareholdings
960:
959:
903:Sharp Corporation
869:
868:
838:Tandy Corporation
612:Model I & III
227:Integrated beeper
173:computer programs
158:Sharp Corporation
146:
145:
49:Sharp Corporation
16:(Redirected from
1929:
1890:
1883:
1876:
1844:
1837:
1820:
1819:
1810:
1809:
1585:
1576:
1566:
1436:
1407:
1400:
1393:
1384:
1370:
1369:
1040:
992:
968:
916:
912:and subsidiaries
896:
889:
882:
873:
859:
858:
720:Original TRS-80
703:
697:
669:TRS-80 Model 100
589:
582:
575:
566:
526:
525:
523:
521:
510:
504:
503:
501:
499:
489:
483:
482:
477:
476:
465:
459:
458:
442:
436:
435:
419:
388:
376:
364:
349:Compact Cassette
316:badge-engineered
291:
284:
270:
266:
262:
258:
248:
233:Programmable in
184:badge-engineered
76:
74:
69:
37:
30:
21:
1937:
1936:
1932:
1931:
1930:
1928:
1927:
1926:
1897:
1896:
1895:
1894:
1833:
1831:
1826:
1812:Sharp computers
1785:
1751:
1741:
1712:
1706:
1639:
1633:
1589:
1580:
1567:
1554:
1460:
1427:
1416:
1411:
1381:
1376:
1351:
1325:
1321:Tokuji Hayakawa
1309:
1292:
1286:
1259:
1253:
1201:
1167:
1161:
1094:
1088:
1044:
1031:
995:
990:
975:
969:
956:
940:
911:
905:
900:
870:
865:
847:
821:
805:
760:Color Computer
714:related systems
713:
704:
698:
689:
621:TRS-80 Model II
598:
593:
535:
530:
529:
519:
517:
512:
511:
507:
497:
495:
491:
490:
486:
474:
472:
467:
466:
462:
444:
443:
439:
421:
420:
416:
411:
399:
392:
389:
380:
377:
368:
365:
312:
299:
286:
279:
268:
264:
260:
256:
243:
224:-style keyboard
208:
154:pocket computer
139:
72:
70:
67:
66:March 1980
40:
23:
22:
15:
12:
11:
5:
1935:
1933:
1925:
1924:
1919:
1914:
1909:
1899:
1898:
1893:
1892:
1885:
1878:
1870:
1867:
1866:
1854:microprocessor
1845:
1828:
1827:
1825:
1824:
1814:
1803:
1802:
1794:
1791:
1790:
1787:
1786:
1784:
1783:
1782:
1781:
1776:
1771:
1766:
1755:
1753:
1750:Former Toshiba
1747:
1746:
1743:
1742:
1740:
1739:
1738:
1737:
1727:
1722:
1716:
1714:
1708:
1707:
1705:
1704:
1699:
1694:
1689:
1684:
1679:
1674:
1669:
1664:
1659:
1654:
1649:
1643:
1641:
1635:
1634:
1632:
1631:
1626:
1621:
1616:
1611:
1610:
1609:
1607:MM10 Muramasas
1604:
1593:
1591:
1582:
1573:
1569:
1568:
1561:
1559:
1556:
1555:
1553:
1552:
1551:
1550:
1545:
1540:
1535:
1534:
1533:
1518:
1513:
1512:
1511:
1506:
1501:
1496:
1486:
1481:
1480:
1479:
1468:
1466:
1462:
1461:
1459:
1458:
1453:
1448:
1442:
1440:
1433:
1429:
1428:
1422:Subsidiary of
1421:
1418:
1417:
1412:
1410:
1409:
1402:
1395:
1387:
1378:
1377:
1375:
1374:
1363:
1362:
1356:
1353:
1352:
1350:
1349:
1344:
1339:
1333:
1331:
1327:
1326:
1324:
1323:
1317:
1315:
1311:
1310:
1308:
1307:
1302:
1300:Famicom Titler
1296:
1294:
1288:
1287:
1285:
1284:
1279:
1274:
1269:
1263:
1261:
1255:
1254:
1252:
1251:
1246:
1241:
1236:
1231:
1226:
1221:
1215:
1213:
1207:
1206:
1203:
1202:
1200:
1199:
1194:
1193:
1192:
1182:
1177:
1171:
1169:
1163:
1162:
1160:
1159:
1154:
1149:
1144:
1139:
1134:
1129:
1124:
1119:
1114:
1109:
1104:
1098:
1096:
1090:
1089:
1087:
1086:
1081:
1076:
1071:
1066:
1065:
1064:
1062:MM10 Muramasas
1059:
1048:
1046:
1037:
1033:
1032:
1030:
1029:
1024:
1019:
1014:
1012:EL-500W series
1009:
1003:
1001:
997:
996:
994:
993:
985:
979:
977:
974:Joint ventures
971:
970:
963:
961:
958:
957:
955:
954:
948:
946:
942:
941:
939:
938:
933:
928:
922:
920:
913:
907:
906:
901:
899:
898:
891:
884:
876:
867:
866:
864:
863:
852:
849:
848:
846:
845:
840:
835:
829:
827:
823:
822:
820:
819:
813:
811:
807:
806:
804:
803:
802:
801:
793:
792:
791:
786:
781:
776:
771:
766:
758:
757:
756:
751:
746:
741:
736:
731:
726:
717:
715:
706:
705:
692:
690:
688:
687:
682:
677:
672:
666:
661:
656:
651:
650:
649:
644:
639:
629:
624:
618:
616:TRS-80 Model 4
613:
606:
604:
600:
599:
594:
592:
591:
584:
577:
569:
563:
562:
557:
552:
546:
534:
533:External links
531:
528:
527:
505:
484:
460:
437:
413:
412:
410:
407:
406:
405:
398:
395:
394:
393:
390:
383:
381:
378:
371:
369:
366:
359:
311:
308:
307:
306:
305:CE-122 Printer
303:
298:
295:
294:
293:
272:
253:
250:
237:
231:
228:
225:
218:
207:
204:
144:
143:
134:
130:
129:
124:
120:
119:
116:
112:
111:
108:
104:
103:
100:
96:
95:
92:
88:
87:
84:
78:
77:
64:
60:
59:
56:
52:
51:
46:
42:
41:
38:
24:
14:
13:
10:
9:
6:
4:
3:
2:
1934:
1923:
1920:
1918:
1915:
1913:
1910:
1908:
1905:
1904:
1902:
1891:
1886:
1884:
1879:
1877:
1872:
1871:
1865:
1863:
1859:
1855:
1851:
1850:microcomputer
1846:
1843:
1839:
1834:
1823:
1815:
1813:
1805:
1804:
1800:
1796:
1795:
1792:
1780:
1777:
1775:
1772:
1770:
1767:
1765:
1762:
1761:
1760:
1757:
1756:
1754:
1748:
1736:
1735:list of games
1733:
1732:
1731:
1728:
1726:
1723:
1721:
1718:
1717:
1715:
1709:
1703:
1700:
1698:
1695:
1693:
1690:
1688:
1685:
1683:
1680:
1678:
1675:
1673:
1670:
1668:
1665:
1663:
1660:
1658:
1655:
1653:
1650:
1648:
1645:
1644:
1642:
1636:
1630:
1627:
1625:
1622:
1620:
1617:
1615:
1612:
1608:
1605:
1603:
1600:
1599:
1598:
1595:
1594:
1592:
1590:and portables
1586:
1583:
1577:
1574:
1570:
1565:
1549:
1546:
1544:
1541:
1539:
1536:
1532:
1529:
1528:
1527:
1524:
1523:
1522:
1519:
1517:
1514:
1510:
1507:
1505:
1502:
1500:
1497:
1495:
1492:
1491:
1490:
1487:
1485:
1482:
1478:
1475:
1474:
1473:
1470:
1469:
1467:
1463:
1457:
1454:
1452:
1451:Satellite Pro
1449:
1447:
1444:
1443:
1441:
1437:
1434:
1430:
1425:
1419:
1415:
1414:Dynabook Inc.
1408:
1403:
1401:
1396:
1394:
1389:
1388:
1385:
1373:
1365:
1364:
1361:
1358:
1357:
1354:
1348:
1345:
1343:
1340:
1338:
1335:
1334:
1332:
1328:
1322:
1319:
1318:
1316:
1312:
1306:
1303:
1301:
1298:
1297:
1295:
1289:
1283:
1280:
1278:
1275:
1273:
1270:
1268:
1265:
1264:
1262:
1256:
1250:
1247:
1245:
1242:
1240:
1237:
1235:
1232:
1230:
1227:
1225:
1222:
1220:
1217:
1216:
1214:
1212:
1211:Mobile phones
1208:
1198:
1195:
1191:
1190:list of games
1188:
1187:
1186:
1183:
1181:
1178:
1176:
1173:
1172:
1170:
1164:
1158:
1155:
1153:
1150:
1148:
1145:
1143:
1140:
1138:
1135:
1133:
1130:
1128:
1125:
1123:
1120:
1118:
1115:
1113:
1110:
1108:
1105:
1103:
1100:
1099:
1097:
1091:
1085:
1082:
1080:
1077:
1075:
1072:
1070:
1067:
1063:
1060:
1058:
1055:
1054:
1053:
1050:
1049:
1047:
1045:and portables
1041:
1038:
1034:
1028:
1025:
1023:
1020:
1018:
1015:
1013:
1010:
1008:
1005:
1004:
1002:
998:
989:
986:
984:
981:
980:
978:
972:
967:
953:
950:
949:
947:
943:
937:
934:
932:
929:
927:
926:Dynabook Inc.
924:
923:
921:
917:
914:
908:
904:
897:
892:
890:
885:
883:
878:
877:
874:
862:
854:
853:
850:
844:
841:
839:
836:
834:
831:
830:
828:
824:
818:
815:
814:
812:
808:
800:
797:
796:
795:TRS-80 MC-10
794:
790:
787:
785:
782:
780:
777:
775:
772:
770:
767:
765:
762:
761:
759:
755:
752:
750:
747:
745:
742:
740:
737:
735:
732:
730:
727:
725:
722:
721:
719:
718:
716:
711:
707:
702:
696:
686:
683:
681:
678:
676:
675:Tandy 1400 LT
673:
670:
667:
665:
662:
660:
657:
655:
652:
648:
645:
643:
640:
638:
635:
634:
633:
630:
628:
625:
622:
619:
617:
614:
611:
608:
607:
605:
601:
597:
590:
585:
583:
578:
576:
571:
570:
567:
561:
558:
556:
553:
550:
547:
544:
540:
539:Sharp PC-1211
537:
536:
532:
515:
509:
506:
494:
488:
485:
481:
470:
469:"TRS 80 PC-1"
464:
461:
456:
452:
448:
441:
438:
433:
429:
428:Computerworld
425:
418:
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152:is the first
151:
150:Sharp PC-1211
142:
141:Sharp PC-1251
138:
137:Sharp PC-1500
135:
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127:Sharp PC-5000
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39:Sharp PC-1211
36:
31:
28:Sharp PC-1211
19:
1862:expanding it
1847:
1832:
1646:
1579:Former Sharp
1359:
1305:Twin Famicom
1260:and displays
1101:
810:Technologies
779:CP 400 COLOR
769:Dragon 32/64
739:Colour Genie
685:TRS-80 MC-10
636:
518:. Retrieved
508:
496:. Retrieved
487:
479:
473:. Retrieved
463:
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431:
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346:
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328:
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191:
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149:
147:
63:Release date
45:Manufacturer
1258:Televisions
1000:Calculators
931:Sharp Solar
799:Matra Alice
734:Video Genie
724:Aster CT-80
623:/12/16/6000
320:Radio Shack
297:Accessories
292:RAM modules
196:Radio Shack
1901:Categories
833:RadioShack
664:Tandy 3000
659:Tandy 2000
654:Tandy 1000
475:2015-03-05
409:References
244:1.35
239:Uses four
213:dot matrix
55:Generation
1752:computers
1713:computers
1640:computers
1581:computers
1489:Satellite
1168:computers
1095:computers
1036:Computers
910:Divisions
451:InfoWorld
280:256
211:24 digit
123:Successor
1692:PC-E500S
1629:WideNote
1572:See also
1521:T series
1509:S series
1504:P series
1499:C series
1494:A series
1472:Libretto
1432:Products
1372:Category
1342:Abeno-ku
1293:products
1277:Quattron
1147:PC-E500S
1084:WideNote
952:Optonica
826:See also
784:Color 64
543:MyCalcDB
520:4 August
498:4 August
397:See also
1799:Toshiba
1759:Pasopia
1687:PC-E220
1682:PC-3000
1677:PC-1600
1672:PC-1500
1667:PC-1403
1662:PC-1401
1657:PC-1350
1652:PC-1251
1647:PC-1211
1624:PC-7000
1619:PC-5000
1614:PC-4500
1588:Laptops
1446:Portégé
1439:Current
1142:PC-E220
1137:PC-3000
1132:PC-1600
1127:PC-1500
1122:PC-1403
1117:PC-1401
1112:PC-1350
1107:PC-1251
1102:PC-1211
1079:PC-7000
1074:PC-5000
1069:PC-4500
1043:Laptops
1017:EL-5120
945:Defunct
919:Current
774:MX-1600
764:CD-6809
287:4
190:(model
133:Related
99:Display
73:1980-03
71: (
18:PC-1211
1730:X68000
1702:Zaurus
1697:Wizard
1638:Pocket
1597:Actius
1484:Qosmio
1465:Former
1330:Places
1314:People
1244:SH906i
1239:J-SH04
1197:Hotbit
1185:X68000
1157:Zaurus
1152:Wizard
1093:Pocket
1052:Actius
936:Takaya
749:Max-80
729:LNW-80
710:Clones
610:TRS-80
603:Series
222:QWERTY
200:TRS-80
91:Memory
1852:- or
1848:This
1548:T3100
1543:T1200
1538:T1100
1526:T1000
1456:Tecra
1347:Yaita
1291:Other
1267:Aquos
1249:SX862
1027:QT-8D
1022:QT-8B
991:(66%)
789:VC 50
744:D8000
338:BASIC
235:BASIC
220:Full
177:BASIC
162:4-bit
115:Power
107:Input
58:First
1858:stub
1711:Home
1602:RD3D
1477:W100
1234:GX33
1229:GX29
1224:GX25
1219:GX15
1166:Home
1057:RD3D
1007:EL-8
671:/200
647:PC-3
642:PC-2
637:PC-1
522:2011
500:2011
289:Kbit
276:CMOS
241:MR44
192:PC-1
169:CMOS
165:CPUs
148:The
541:on
331:LCD
326:.)
282:kHz
269:Z$
265:A$
263:or
216:LCD
175:in
82:CPU
1903::
1779:IQ
1774:16
1725:X1
1720:MZ
1531:LE
1180:X1
1175:MZ
478:.
453:.
449:.
432:36
430:.
426:.
344:.
333:.
314:A
182:A
179:.
1889:e
1882:t
1875:v
1864:.
1769:7
1764:5
1426:†
1406:e
1399:t
1392:v
895:e
888:t
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712:,
588:e
581:t
574:v
524:.
502:.
455:2
267:-
261:Z
259:-
257:A
246:V
75:)
20:)
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