Exam 1 with Answer - Advanced Digital Computer Design | ECEN 3213, Exams of Electrical and Electronics Engineering

Download Exam 1 with Answer - Advanced Digital Computer Design | ECEN 3213 and more Exams Electrical and Electronics Engineering in PDF only on Docsity! mM ECENM &€2273 AGvanced Bigrtal &©ompotar wpestign ”™ ECEN 37213 Spring ‘05 Exam 1 WRITE YOUR NAME BERE Ansa . All questions must be answered on test paper! Open Book, Open Notes 1. (25 pts) Write 6811 complete assembly code for the following peeudo-code A=O; B=]; loop: C=A+B; if(C> 0) { A=B; B=C; } else { A=-B; B=4; Bo to loop; : where A, B, C ate signed single byte variables, If reset occurs, the program abould start at “shart”. ; : a omy 0 “loop tte A false “ldh B A 4s 4 nash in ds { ayia, & ot stb 4 cas lt. are Cc nije o fds es gle false st & i b Stott ldo. te [ke fs rm loop 1ab *) Sip A Gr PPR E sta A fda PB dw sheet sh 8 bra Jap ECEN 3213 Spring *05 Baan E Fobraary 16, 2005 pegs of ® ECEN S253 Advaneced Digital Computer Dasign & 2. (10 ple) Convert the piven marers from unsigns binary 10 decimal aldli- Zr. +Et4UAt = of poloi= pet ¥ + zel oA] 3. (10 pts) Convert the giver: numbers from decimal to unsigned binary. aim@=jtooliO We i sto . “ho 6 | is o tme tr! b.2i= {fag peri -te £0 3 9 ad \ ' i ' 4, (00 pr) Convert the given numbers from S-bt signed binary to signed decimal allele ~12¥ + 32 44241 =~ GF pouoiio= tp + tut etHs?2 = po 5. (10 pts) Convert the given numbers from signed decimal to 8-bit signed binary. a= [f 401070 st iho - . Zt oO b& 2? -obemMlom . 14 0 aye 7 o ive = a b.io= CLL, oo 31 24 tot 2 1 i bol t 6, (10 pts) Convent the given nambers from binary to hexadecimal. aooldia= 2c b. 1oigriogstioni= AC o F 7. (10 pts) Convert the given oumbers from hexadecimal to binary. a5S= GloOlelol bBAO= f{ILg Coll loLoseod BCEN 2213 Spring. ‘05 Exam 1 Pebramry 16,2005 pege2afi