Printer User Manual

DOWNLOAD CHARACTER COMMANDS

Definedraftdownloadcharacters

Mode ASCII

Decimal

Hexadecimal

cESC> “&” <O> n]

27 30 0 d

IB 26 W nl

. std.

d mO ml m2

n2 mO

ml d d mO ml m2

d . .. mll

d ... mll d ... mll

Definesoneormorenewdraftcharactersandstoresthemin RAM

forlateruse.DIPswitch1-2mustbeOFF;otherwiseRAMis used

as an inputbuffer,not for downloadingcharacters,and this com-

mandis ignored.Draftmodemustbeselectedbeforethiscommand

is executed.

nl is thecharactercodeof thefirstcharacterdefinedand n2 is the

charactercodeof thelastcharacterdefined.nl mustbe equalto or

lessthann2.Useofcharactercodes32(space)and127(deletecode)

shouldbe avoidedif possible.

Eachcharacters definedbyanattributebyte(mO)and11databytes

(ml,nd, .....roll).

Themost significantbit of the attributebyteis 1if thecharacteris

an ascender(positionedentirelyabovethe baseline)or Oif it is a

descender(descendingbelowthebaseline).The attributebytealso

indicatestheamountof whitespaceto theleftofthecharacter(Oto

7 dots,specifiedby bits4 to 6), andthewidthof thecharactercell,

includingthisspace(4to 15dots,specifiedby bitsOto 3).Theleft

spaceandcellwidthattributesareusedonlyinproportionalspacing.

Eachdatabyteindicateseightverticaldots,withtheMSBbeingthe

top dot andtheLSBthebottomdot.Thesecorrespondto pins 1to

8 or 2 to9 of theprinthead,dependingon whetherthecharacteris

an ascenderor descender.

For furtherdetails,pleasereferto the Chapter5.