Technical Note 79_17 - EISCAT

- 26 -Two fixed-file programs have been cons t r uc t e d f or testingthe d i f feren t arithmetical and reloading f unctions o f thea ddress- proces so r s APB and APM i n parallel .PROGRA M NAMES.TESTPRQGRAM H2 : TESTS ON ARI TMETICAL FUNCTIONS ON AD DRESSPROCESSOR.TESTPROGRAM H3 : TESTS ON REG ISTER- STACK LOADING AND ACCUMULATIONSI N APB , APM .TESTING WITH H2:e main purpose o f H2 is testing that the regi ster-stack isl o aded with c orrect va l u e s befare start and the n t h e differentADD/SUB functions are tested .Th e t esting o f the r e giste r-stack i s performed wi th thef ollowing data-values i n t he data-field:REGI STERS IN DATAFI ELDDEFINEDSTA TUS- REG ISIERSTART- ADDR. REGI STERAPB - STA CK :REG .OO =OOOOOOREG.0 1=177777REG. 0 2 =OOOOOlREG. 0 3 ""000 0 0 2REG.04=000004REG.05=052525REG.06=000010RE G. 07=000020REG . 10=()000 40REG.11=000100REG .12=125 25 2REG . 13=000200REG .14=000400REG . 15=001 000REG .16 ::;;002000REG.1 7=004000= 004000.. 0 1APM - STA CK :REG. OO =OO OOREG .01:::.7777REG .02=OOOlREG . 03::;;0002REG .04=0004REG.05::.2525REG.06=0 010REG.07::;;0020REG.1 0=0040REG. 11 C -"0100REG • 12::;;5252REG. 13 ::;;0200REG.14=0400REG .15=1000REG .16::::2000REG. 17 =4000Af ter start the program scans location 1 t o 71 , a nd thefunctions tested are g iven on the fo11owing page .The microinstructions for the APM a re t he same , and with t he tes t ­connections given above , t he hardware t esting c a n be done i npara11el on the two p r oc e s s ors.