Historydraftbeta HistorydraftbetaWhat happened 17 September 1971AD
Check most memorable events 17 September 1971AD.Dallas, Texas, U.S. Friday Sep 17, 1971 Microprocessor
TMS 1802NC
Dallas, Texas, U.S. Friday Sep 17, 1971 The TMS1802NC was announced September 17, 1971 and implemented a four-function calculator. The TMS1802NC, despite its designation, was not part of the TMS 1000 series; it was later redesignated as part of the TMS 0100 series, which was used in the TI Datamath calculator. Although marketed as a calculator-on-a-chip, the TMS1802NC was fully programmable, including on the chip a CPU with an 11-bit instruction word, 3520 bits (320 instructions) of ROM and 182 bits of RAM.