Oki data user’s guide ml180 printing graphics

The OKIDATA 1 80’s graphics capabilities let you print charts, graphs and pictures just like a newspaper photograph, using thousands of tiny dots. Database works That’s right, thousands. Data recovery cheap And each graphic can be printed in a variety of ways–half-speed, full speed, single density, double density, quadruple density–so if you’re the least bit intimidated, we recommend that you purchase a software program that makes everything a whole lot simpler. Database of state incentives for renewables and efficiency However, if you live for a challenge, here’s what you’ll need to know to program a graphic image yourself.

The software control for graphics comes from both the control codes listed above and the graphics data sent from the computer. Data recovery usb stick Before we discuss the control codes, let’s take a look at the structure of graphics data.

Graphics data, like all other data sent to the printer, consists of a series of bytes. Database companies Each of the eight bits in a byte of graphics data corresponds to one pin on the printhead. Database application A bit’s value can be either 1 or 0. Database online When the printer receives the data, it interprets a bit with a value of 1 as a command to fire the corresponding pin. Database high availability Bits that are set to 0 do not cause pins to fire. Database utility Each byte of graphics data results in a column, 8 dots high, of printed dots and blank spaces.

Instead of sending the data to the printer bit by bit, you will probably want to convert this binary information into decimal or hexadecimal format for use with your programming language. Data recovery zagreb In the figure below, we show how to determine the decimal value for a given pattern of bits/pins.

Next you must specify the number of columns of graphics you will be printing. Database javascript To print our example, a square followed by 2 blank columns, we will need 8 columns. Database administrator jobs We will be printing a row of 6 squares, however, so the total number of graphics columns is 48 (6 x 8).

This information is given in the two variables nl and n2. Data recovery for iphone If your pattern consists of fewer than 256 columns, replace n1 with the number of columns, and assign n2 the value 0. Data recovery victoria bc For patterns with 256 columns or more, n2 represents the number of 256-column groups in the pattern, while n1 is the number of single columns left over when all the 256-column groups have been accounted for. 10k database In our example of a 48-column pattern, nl is 48 and n2 is 0.

The listing below is the BASIC program that generates a row of 6 boxes in Single Density graphics. Data recovery software mac To print the same pattern at another density, change the value of D in line 10 to one of the density codes in the table above.

Usually, you will use the standard ESC * m n1 n2 command to enter one of the graphics modes. Cost of data recovery from hard drive However, there are shorter alternative commands for four of the modes:

Oki Data has taken care to insure that the information is complete, accurate and up-to-date. S cerevisiae database However, Oki Data assumes no responsibility for errors or omissions which may occur. Snl database All the information provided is subject to change from time to time at the sole discretion of Oki Data.