MicroVGA-TEXT User manual
Contents
1. 29 zn b cL ga 24 sx X cd wot mo os S WD me gt 4 0 E o mA waead z8 mm Q US Q L nob Hoe aw sco d ow Ea aE TAa v o a z 93 KE 2 Setup tool The MicroVGA setup tool can be invoked by short circuiting pads labeled SETUP near SO 28 chip on the MicroVGA TEXT module Please note that the setup firmware does not provide any visual information regarding current settings All selections marked with denote default values not current setting Setup Exit Exit setup tool and resume normal operation Uses current settings but no changes are saved in EEPROM Setup Baud rate This menu allows UART communication baud rate selection Note value marked denotes default value not currently selected baud rate Setup Codepage Selection of code page Allowed values are CP 437 us asci1 and ISO8859 1 to ISO 8859 5 Note value marked denotes default value not currently selected code page Setup TV Mode Selection of TV S Video output mode Disabled PAL NTSC Note value marked denotes default value not currently selected mode Setup Save settings Saves settings in non volatile memory EEPROM Please note that video signal may disappear for a moment2. 12 mM Vea D pe NR e BS Rog eso RF ER N l mm do cu fing S E CMS m m Ili ISO 8859 1 CER ONT a a ceo eal tet mea enh X4 eto x t i Zo Ee mee Og w 4 o gt AA v lt t NN 05 0 8 Ss Xd SY AH oS oa OO Ch x CN GG 4 om um mA SS we SP Se A O em I LO BR Ig Sec 42 uoo Q oO wo oes wes 2 f es Gren coe oo EN ce ir e Tea eS eo ISO 8859 2 gt ilo aa T c5 EX 4 ES xj sp a eats I SZ OM 0 EX ag M MEM oe t 2 gt brer ows h e ee mM LAM uu Rez DO uL Ss Sl CO EA H 5 ZR V X Dw Dorm 2 O er Re Z gt QU
3. 14 wish oe 14 SORDIDE SERIE MINI 14 eis n TE 15 NON ER 15 Sewu 15 Semp uva Tesis APACE Sel 15 Deui u VOA Tesi Dy HE TEST HIE me 15 General information Dimension of the displayed text array 15 80x25 with 16 background and foreground colors Printable characters Each received printable character is displayed on the screen with current background and foreground color and the cursor is moved one position rightward If the end of line 1s reached the cursor 15 moved to next line If the right bottom character 1s printed the cursor does not move but next printed character scrolls the whole display one line up resulting in a new blank line with current background color at the bottom and a character 1s printed on first row of the new line plus cusror is moved to second row Flow Control RTS of one DTE 15 connected to the CTS of the MicroVGA and the CTS of the DTE 15 connected to the RTS of the MicroVGA The RTS signal indicates that the device is ready to receive the data The RTS pin is asserted driven low whenever the receiver 1s ready to receive data and the RTS pin 15 driven high whenever the device is not ready to receive 1 e when the receive
4. oe O z A BA 45 VLL wm o or Aor om IL ete ee BE lo gal NM M gc EX 4 a ma t 4 e ZZ o ED X x d aed fee c9 oa D T Se NON OG oom tee SR 4 go ZI GS X c ef Uu Dum ww OS oa SA Go x tn Swe gt SS Oe 0 2 i U dm Ext et x Q n nm 0 lt oe EM wn ISO 8859 3 Mio om ISO 8859 4 gt gal E EX J dX MJ IM ce 1 u B ec ee XA UM dJ SO Be y FA et U lt D X N 2 53 BRI 4 5 Zn CO Iu ze 4 CO sH e H oS o u X ee ok Bowe Soe 2 Lep ge oc HS ot O E ue Et oun m m UJ io CX Oo SE x oo soc ow ocu Dvw CM mee p ISO 8859 5 4 X Co loot Ba a mosso Bc zu m gt 1 Yv g Am e cc 05A x ESS T NN a
5. while saving settings Setup Load defaults Loads default values discarding all user settings Baud rate 1s set to IMbit codepage to CP437 and TV Mode to PAL setup uVGA Tests Allows MicroVGA testing Three basic tests are provided Setup uVGA Tests gt Color test Displays all possible colors Setup uVGA Tests gt Character set Displays currently selected code page all characters 0x00 OxFF Setup uVGA Tests Sync test image Displays synchronization test image for TFT adjusting Image should be clear without any fuzzy areas or distortions
6. SECONS MicroVGA TEXT User manual WWW http www MicroVGA com Copyright 2009 SECONS s r o http www secons com Table of Contents 2 Printo charot Kc nen NEST O 2 diesem E 2 3 WRIST A E A EST 3 Set Attribute Dy 818 4 Erose Fl m 5 le DRIN 5 M SAEI MEE ES NT ee a 6 6 mR 6 Acid gea lio EE EEE EEE 6 X TT 6 oos eie NNNM Ee dI C 6 DH 6 7 8 a LS LIE E UM I MI EM 8 De 2 9 lie 10 iB c O 11 III mc uuu 12 CT 13 siii P T 14 14 1 dU 14
7. numbers delimited by lt code gt is single ascii character specifying meaning of ANSI control sequence Examples lt ESC gt 34m ESC 5 5f ESC 2J lt ESC gt K Set Attribute Mode lt ESC gt attr m Sets multiple display attribute settings The following lists standard attributes Attribute Description 0 Reset all attributes 1 Set high intensity foreground Bright 2 Set low intensity foreground Dim 4 High intensity background VT100 Underscore 5 Set blink mode 6 Disable blink or high intensity background 7 Reverse 8 Hidden Foreground Colours 30 Black 3l Red 22 Green 33 Yellow 34 Blue 35 Magenta 36 Cyan 37 White Background Colours 40 Black 41 Red 42 Green 43 Yellow 44 Blue 45 Magenta 46 Cyan 47 White Intensity 0 1 2 3 4 5 6 7 Normal Ciccone 0 ASSUM 78 White Bright Ske Blue White Erase End of Line lt ESC gt K e Frases a section from the current cursor position to the end of the current line Erase Screen ESC 2J the screen with the background colour and moves the cursor to top left character Move Cursor Cursor Home ESC ROW COLUMN H ESC ROW COLUMN Sets the cursor position where subsequent text will begin Cursor Up lt gt COUNT A Moves the cursor u
8. p by COUNT rows the default count is 1 Cursor Down ESC COUNT B Moves the cursor down by COUNT rows the default count 1s 1 Cursor Forward XESC COUNT JC e Moves the cursor forward by COUNT columns the default count is 1 Cursor Backward XESC COUNT D Moves the cursor backward by COUNT columns the default count 1s 1 Enable blinking cursor lt ESC gt 25h Displays blinking cursor Disable blinking cursor lt ESC gt 251 Hides blinking cursor select codepage font ESC fontindex l Set screen font codepage These are the available fonts codepages Index Codepage 100 US ASCII CP 437 101 ISO 8859 1 Latin 1 Western European 102 ISO 8859 2 Latin 2 Central European 103 ISO 8859 3 Latin 3 South European 104 ISO 8859 4 Latin 4 North European 105 ISO 8859 5 Latin Cyrillic This sequence code is shared with blinking cursor control Character sets Please note that images photographs shown belown are taken from a real device CP 437 US ASCII aw dz cM mx uum t ZZ c ve m 5 oc OR X N or Qu ee Lupe wq 4 DO CX Meh mb bl H QD p EL Gu E m um Ba I oca Dome SE bI r L p Et ux A E
9. r buffer is full The CTS acts as an input pin which can control the transmission This pin 15 controlled by another device typically a host device Transmission will begin only when the CTS 15 sampled low Control characters Code Hex Key Name Description BEL 0x07 G Bell Ignored BS 0x08 H Backspace Backspaces one column HT 0x09 I Tab Goes to the next tab stop LF 0x0A J Line feed Move cursor to next line CR 0x0D M Carriage return Gives a carriage return NUL 0x00 Ignored ESC 1 Escape Starts an escape sequence ANSI Control Code ANSI Control Codes The MicroVGA implements a subset of the VT102 and ECMA 48 ISO 6429 ANSI X3 64 terminal controls plus certain private mode sequences for changing character set font etc of these escape sequences start with the characters ESC ASCII decimal 27 hex 0x1B octal 033 and left bracket This sequence is called CSI for Control Sequence Introducer or Control Sequence Initiator There is a single character CSI 155 0x9B 0233 defined in ISO 6429 as well however it 15 not supported by MicroVGA The ESC two character sequence has to always be used ANSI sequence 1s of following format ESC lt params gt lt code gt where ESC is ASCII character Ox 1B 27 DEC or 030 in octal 030 is left square bracket ASCII character Ox5B lt params gt is either ommited blank or one decimal number or two decimal
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