Quiz 6 WI 12 soln

Quiz 6 WI 12 soln - %x x 0 1 0 0 0 0 or HEX $10 or decimal...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
ECE265 Quiz 6 NAME: ______________________________________________ Winter 2012 THIS IS AN OPEN BOOK/OPEN NOTES QUIZ – NO ELECTRONIC DEVICES (10 points) (8) The A to D converter on the 68HC11 has a control register ADCTL which has bits as shown below. Table 7.1 shows the value of the channel selection bits. (4) What value needs to be stored to this register to set up the converter to do four conversions on the 4 pins, PE0, PE1, PE2, and PE2 and then do no more conversion until told to do so?
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: %x x 0 1 0 0 0 0 or HEX $10 or decimal 16 If %0011 0000 or HEX $30 -1point (6) What assembler language instructions would be need to set up this configuration in the register? The A accumulator is available for use in doing the configuration. LDAA #$10 need # (immediate mode) and value from 4 STAA $1030 Store to wrong address -2 No store -3 Load wrong value (not value from 1 st part -1 No LDAA -3...
View Full Document

This note was uploaded on 03/18/2012 for the course ECE 265 taught by Professor N /a during the Winter '08 term at Ohio State.

Ask a homework question - tutors are online