www.vishay.com 1 pds-500/-1 vishay dale document number: 37074 revision 14-mar-02 the pds-500/-1 is a plasma graphic display controller which can drive a variety of popular plasma displays having a common 14 pin video interface. the controller can clock displays with 128 x 32, 128 x 64, 192 x 64, 256 x 64, and 320 x 64 pixel formats. when integrated with a display and optional dc/dc converter, the ascii input graphics controller is the final ingredient needed to form a highly reliable, rugged, slim profile dc plasma display sub-system. interface to the pds-500/-1 is through an 8-bit parallel or serial interface. the interface allows for efficient handshaking and flow of bidirectional data. vishay dale s dc plasma displays feature a patented open construction display technology assuring a stable, flicker free screen. graphic plasma display controller features drives 128 x 32, 128 x 64, 192 x 64, 256 x 64, and 320 x 64 displays for bright and vivid graphics parallel interface or rs-232 serial interface powerful software commands make display integration simple and efficient single + 5vdc (pds-500) or + 12vdc (PDS-500-1) supply required jumper selected dot clock for optimum refresh rate jumper selected display format jumper selected communication rate and port three fonts: 4 x 5, 5 x 7, and 10 x 14 custom non-standard characters may be loaded graphic pictures (images) may be loaded multiple page support for instant screen changes and animation voltage (tolerance) current pds-500 + 5vdc ( 5%) 100ma max. PDS-500-1 + 12vdc (+ 8v to + 24v) 100ma max. power supply (recommended) pin pds-500 PDS-500-1 1 + 5v + 12vdc 2 ground ground 3 ground ground 4 reserved reserved power supply connection j1 mates to amp # 1-480424-0 housing (1 required) 350689-1 socket pins (4 required) environmental specifications operating temperature - 20 to + 70 c storage temperature - 55 to + 85 c operating humidity 90% rh non-condensing shock 30g vibration 0.018" da, 10-50hz 2g acceleration from 50 - 2000hz log. sweep description part number display controller (+ 5v) ..................................................................................................... ...................................................... pds-500 display controller (+ 12v) ..................................................................................................... ................................................... PDS-500-1 j1, power connector kit ....................................................................................................... .................................................... 280108-05 j2, data connector (parallel interface, 26 pin idc) ............................................................................ ...................................... 280105-01 j3, data connector (serial interface, 10 pin idc) .............................................................................. ....................................... 280105-02 j4, data connector (display interface) ......................................................................................... ............................................. 280105-05 standard warranty is 1 year parts and labor. ordering information dimensions in inches [millimeters] 4.50 0.175 1.0 max component 0.175 4.65 4.15 5.00
document number: 37074 revision 14-mar-02 www.vishay.com 2 pds-500/-1 vishay dale font tables
www.vishay.com 3 pds-500/-1 vishay dale document number: 37074 revision 14-mar-02 parallel interface j2, parallel data connector. mates with 3m #3399-0000 or amp 746285-6 26 pin, idc connector. note: par should be jumper selected on jumper block w1 for proper parallel interface operation. pin no function description 1,3,5,7 d0 - d7 (data bus) data written to and read from 9,11,13 (input/output) the display unit through an 8 15 bit bi-directional data bus. 17 write (wr) (input) write data on low to high trans. 21 read (rd) (input) read data while low. 6,8,12, n/c not connected. 14,16, 18,20,22 23 reset reset display to power-up condition (input) when low, operate while high. 19 us (unit select) read and write commands only (input) influence display while us is low. 25 blank (bl) blank display while bl is low but (input) maintain cursor and data. 4 bright/dim display at full brightness when (input) high or half brightness when low. 24 busy (bu) when busy is high, no further data (output) or commands should be given. 2,26 ground common to both power supply input and host data interface. 10 data present (dp) data is ready to be read when the (output) data present signal is high. description of signals see timing diagram below. bu - dp - wr - rd - us function write character l - x - - h - l or control code. read data from display x - h - h - l - l while low. input/output x - x - x - x - h inhibited. logic level: l = 0.0v min. to 0.8v max. h = 2.2v min. to 5.0v max. x = don? care input/output timing diagram, j2 note - input load is one 74hct type input with 4.7k to vcc. outputs are 74hc type. once data write is complete, busy signal is output. busy signal = ??during data disposition and while the communication buffer is full. data write when wr changes from ??to ??while us = ??and rd = ?? data is latched. all data and character codes are shown in the command set section. write signal should be normally high, strobe low then high when writing. data read when rd = ??while us = ?? wr = ?? and dp = ?? data may be read by the host. read signal should be normally high, low when reading.
document number: 37074 revision 14-mar-02 www.vishay.com 4 pds-500/-1 vishay dale w1 jumper (configuration) shunt pairs of pins on jumper w1 to select display format, serial interface baud rate, parallel interface operation, or self-test functions. 128 x 32 apd-128g032/a 128 x 64 apd-128g064/d 192 x 64 apd-192g064/-x 256 x 64 apd-256g064/a/-x 320 x 64 apd-320g064/-x 19.2k 19,200 baud serial communications parallel 8 -bit parallel interface communications self test self test, graphic mode at least 1 jumper must be placed to select display pixel format. default communications is serial 9600 baud, unless 19.2k or parallel is jumpered. jumpering both self test and parallel will run a self demo configured for the 128 x 64 display. note: display must be reset (power-up condition) to activate jumper selection. display interface j4, display interface connector. mates with amp 14-pin idc type 746285-2 or equivalent. connects directly to vishay dale display models apd-128g032/a, apd- 128g064/d, apd-192g064/-x, apd-256g064/-x, and apd- 320g064/-x. pin number description 1 display enable 2 gnd 3 row data (vsync) 4 gnd 5 row clock (hsync) 6 gnd 7 column latch (hsync) 8 gnd 9 dot clock 10 gnd 11 dot data 12 gnd 13 no connection (reserved) 14 gnd for an explanation of these signals, refer to the appropri- ate display data sheet. serial interface j3, serial interface connector. optional serial interface, mates with amp 10-pin idc type 746288-1 or equivalent. the baud rate is jumper selected by jumper block w1 for 9600 or 19.2k baud. display connector j3 and host connection pin description db-9 db-25 description 1 n/c (reserved) 2 n/c (reserved) 3 txd (output) 2 3 r x d 4 cts (input) 7 4 rts 5 rxd (input) 3 2 t x d 6 rts (output) 8 5 cts 7 n/c (reserved) 8 n/c (reserved) 9 gnd 5 7 gnd 10 n/c (reserved) w2 jumper (dot clock) the following dot clock settings are recommended for the various display formats: display size jumper setting scan rate 128 x 32 500 (250)khz 122 (61)hz 128 x 64 1mhz (500khz) 122 (61)hz 192 x 64 1mhz 81hz 256 x 64 2mhz (1mhz) 122hz (61hz) 320 x 64 2mhz 97hz the scan rate may affect the dim brightness level, there should be little or no affect on the bright level. display interface pin connections serial interface pin connections.
www.vishay.com 5 pds-500/-1 vishay dale document number: 37074 revision 14-mar-02 command structure, text mode (software instructions) the ascii control code characters from 00h to 1fh are reserved by the controller for the command interpreter. a brief listing of the available commands and their description follows. text mode operation is not true text mode, but rather simulated in graphics mode. text and graphics may be mixed on the same screen. hex number code of bytes text functions 00-07 no function 08 1 back space cursor: moves the cursor 1 column to the left in the current row. if the cursor is at the 1st column it will move to the end of the previous line. 09 1 horizontal tab: moves the cursor 1 column to the right. will wrap around until the end of the screen. if mode is set to scroll then the screen will scroll up one line at the last character position of the last row, if not in scroll mode then the cursor will wrap to the home position. 0a 1 line feed: moves cursor down one row while remaining in same column position. if mode is set to scroll, when the cursor is at bottom row of screen, the screen will move (scroll) up 1 row and bottom row will be cleared (filled with spaces) when line feed is invoked. if not in scroll mode then the cursor will wrap to the first row. 0b 1 vertical tab: moves cursor up one row while remaining in the same column position. the cursor will wrap to the bottom row after the top row. 0c 1 clear screen: fill the screen with blank characters, cursor moves to home position. 0d 1 carriage return: moves cursor to the first column of the present row. 0e 1 home cursor: moves cursor to the 1st character position of the 1st row, the home position. 0f no operation 10 no operation 11 3 position cursor: moves cursor to a specified column, row address depending upon next 2 bytes sent. the format is x,y or col, row. the upper left corner is 0,0. 12 2 select cursor: following byte selects cursor style: *01h = blinking underbar 02h = non-blinking underbar 03h = blinking block 04h = non-display cursor 13 no operation 14 2 select character font: following byte selects one of 4 character generator fonts: 01h = font 1: 4x5 character in 5x6 block *02h = font 2: 5x7 character in 6x8 block 03h = font 3: 10x14 character in 12x16 block the cursor is moved to the home position when changing fonts. 15 1 select reverse video characters (black on orange) 16 no operation 17 no operation 18 no operation 19 1 *select normal video characters (orange on black). this disables the previous command (15h). 1a reserved, do not use 1b see escape control codes 1c 1 set to scroll mode: sets the display mode so that whenever the cursor reaches the last position in the last column or a line feed occurs while cursor is on last row, the screen will scroll up one row. the top row of data will be lost and the bottom row of the display will be erased. 1d 1 *set to autowrap mode: in this mode, the cursor will automatically wrap around to the next row. when the last character position on the screen is reached, the cursor will return to home position. 1e 1 blank display: the display is blanked but display memory is maintained and new data can be entered. 1f 1 *unblank display: the display is restored/turned to active state. note:??indicates power up default
document number: 37074 revision 14-mar-02 www.vishay.com 6 pds-500/-1 vishay dale command set, graphic mode (software instructions) cursor location all graphic cursor locations are based upon pixel location - not - character column and row locations. for example, the upper left hand corner is 000,000 (x,y) while the lower right hand corner might be 127,063 (x,y). the cursor indicates the upper lef t corner of the location of the character. the cursor auto-increments based upon the character font size by the width of the fon t. the graphic mode cursor is not visible, it may be desirable to turn-off the text mode cursor when performing graphics operation s. data format all addresses must be sent in ascii format. column and row positions begin at the upper left hand corner at address 000,000 (x,y). a pixel address consists of a column address followed by row address. addresses are sent to the panel as a three character ascii sequence for column (x) followed by a three character ascii sequence for row (y). an example is the upper left hand pixel is 000,000 while the lower right hand corner is 127,063. note: spaces and commas are shown in the graphic sequences only for clarity and must not occur in the actual commands transmitted to the panel. font size the font size must be written before text is written. there are three standard fonts included in the graphics mode. refer to font tables for supported characters and fonts. 1 = font 1, a 4 x 5 character in a 5 x 6 block 2 = font 2, a 5 x 7 character in a 6 x 8 block 3 = font 3, a 10 x 14 character in a 12 x 16 block. note- in graphics mode, the logic byte and font byte are sent in ascii format. for example, to select font 2, send 32h -not 02 h. write mode within most commands, the logic byte must be included: 0 = set pixels (turn-on foreground pixels) 1 = xor pixels (invert foreground pixels) 2 = reset pixels (turn-off foreground pixels) 3 = overwrite (turn-on foreground and turn-off background pixels, image write and graphic text commands only) 4 = reverse video overwrite (turn-off foreground and turn-on background pixels, image write and graphic text commands only)
www.vishay.com 7 pds-500/-1 vishay dale document number: 37074 revision 14-mar-02 hex code graphic functions 1b,41 fill area: logic byte, x1, y1 (upper left corner), x2, y2 (lower right corner). esc a l xxx yyy xxx yyy 1b,42 draw box: logic byte, x1, y1 (upper left hand corner) x2, y2 (lower right hand corner). esc b l xxx yyy xxx yyy 1b,43 clear screen: this command will clear the current graphic screen (all pixels off). to clear all graphics pages, see the esc g sequence. esc c 1b,44 set pixel (dot) command: logic byte (l), x,y pixel address, end of data delimiter. esc d l xxx yyy esc \(single pixel) esc d l xxx yyy xxx yyy ....... esc \ (continuous) 1b,45 draw ellipse: logic byte, major axis intercept offset, minor axis intercept offset (axis s intercept offset is measured in pixels from the center point), center point, from angle theta (t), in degrees, to phi (p). a complete rotation would be from 001 to 360. esc e l mmm www xxx yyy ttt ppp 1b,47 clear all graphics pages. esc g 1b,49 write graphic image: logic byte, x1, y1 (upper left hand corner), x2, y2 (width and height), data. esc i l xxx yyy xxx yyy ddd .... x1 start coordinate and x2 width must both be multiples of 8. the number of data bytes transmitted must be equal to (x2 width / 8) * y2 height. the first data byte transmitted will map into the 8 pixels on the top line in the upper left hand corner of the image with the least significant bit at the left and the most significant bit at the right. successive bytes will write to the next byte to the right. when all bytes are written for this line, the next byte will map into the left most byte of the next line down. graphical representation of each data byte: lsb x x x x x x msb graphical representation of data array: data0 data1 ... data(width/8) data(width/8 + 1) ... data(2*width/8) data(2*width/8 + 1) ... data(n*width/8) data(n*width/8 + 1) ... data(height-1)*(width/8)...data(height)*(width/8)-1 contact factory for free image editor and monochrome bitmap conversion utilities. 1b,4a read graphic image: x1, y1 (upper left corner), x2, y2 (lower right corner). esc j xxx yyy xxx yyy graphic image information is returned by the display after receipt of this command. x1 start coordinate and x2 width must both be multiples of 8. refer to the write graphic image command for the data format returned by the display. 1b,4c draw line(s): logic byte, x1, y1 (beginning of line), x2, y2 (end of line), data delimiter (for single lines) esc l l xxx yyy xxx yyy esc \ (for continuous lines) esc l l xxx yyy xxx yyy ..... xxx yyy esc / graphic commands
document number: 37074 revision 14-mar-02 www.vishay.com 8 pds-500/-1 vishay dale set display page: page esc p ppp sets the active page of the video ram which is visible on the display. page is a three byte value (ascii representation). default is page 000. see table for number of pages supported in each of the display formats. display format number of pages 128 x 32 128 (000-127) 128 x 64 64 (000-063) 192 x 64 42 (000-041) 256 x 64 32 (000-031) 320 x 64 25 (000-024) set write page: page esc q ppp sets the active read/write page of video ram on which all subsequent commands operate. default is page 000. the write page may be different than the display page. pages may be written while another page is displayed, invisible to the viewer. combine pages: logic byte, p1 (source page 1), p2 (source page 2), p3 (destination page). esc r l ppp ppp ppp combines graphic information on source pages using logic write modes 0, 1, or 2 and places that information on the destination page. text write: logic byte (l), font byte (f), x,y starting address, ascii text. wrap around will occur. esc t l f xxx yyy aaaa..aaaa esc \ upload custom character: font, data esc u f ddd... the custom character becomes ascii value ffh and replaces any character which may be mapped at that location. one custom character is allowed for each font. to restore the original default character mapped at location ffh, upload a blank character where all data bytes are zero. to use multiple custom characters in a single font, upload new data as needed. custom characters previously printed to the screen will not change when a new character is loaded. the number of data bytes is dependant on the font: font number of width height data bytes 1 6 5 bits 6 lines (1 byte/line) 2 8 6 bits 8 lines (1 byte/line) 3 32 12 bits 16 lines (2 bytes/line) for fonts 1 and 2, each byte represents a character line. the first byte is the top line of the character. subsequent bytes map each line of the character. typically, the right column and the bottom row of a character are blank for spaces between characters. for font 3, two bytes (a word value) are required to represent each character line. the first byte represents the left part of the character, the second byte represents the right part of the character. the first word value is the top line of the character, subsequent words map each line of the character. typically, the left and right columns and top and bottom rows of a character are blank for spaces between characters. graphical representation of character data: content he factory for free support to aid in generating character data. power up condition immediately upon power up the following is set: the module is in the graphics mode (text mode is simulated in graphics mode, no true text mode is supported). the screen will have a message printed as follows: ram ok rom ok mm-dd-yy this message indicates the hardware test has passed successfully. the ?m-dd-yy?indicates the date the firmware was released. power up reset cycle on display module takes approximately 250 ms to complete. it is suggested the user wait for that time period to elapse before entering data. font3 font2 font1 top lsb x x x x x x msb lsb x x x x x x msb lsb x x x x x x msb lsb x x x x x x msb bottom lsb x x x x x x msb lsb x x x x x x msb the products listed in this catalog are not generally recommended for use in life support systems where a failure or malfunction of the component may directly threaten life or cause injury. the user of products in such applications assumes all risks of such use and will agree to hold vishay intertechnology, inc. and all the companies whose products are represented in this catalog, harmless against all damages. graphic commands continued
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