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PCF8531U データシート(PDF) 39 Page - NXP Semiconductors |
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PCF8531U データシート(HTML) 39 Page - NXP Semiconductors |
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39 / 44 page ![]() PCF8531_4 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 04 — 13 June 2008 39 of 44 NXP Semiconductors PCF8531 34 x 128 pixel matrix driver 33 10000000 control byte; Co = 1; RS = 0 34 00000001 H[1:0] independent command; select function and RAM command page H[1:0] = 00 35 10000000 control byte; Co = 1; RS = 0 36 00001001 function and RAM command page; select display setting command page H[1:0] = 01 37 10000000 control byte; Co = 1; RS = 0 38 00000001 H[1:0] independent command; select function and RAM command page H[1:0] = 00 39 10000000 control byte; Co = 1; RS = 0 40 00001101 display control; set inverse video mode (D = 1; E = 1 and IM = 0) 41 10000000 control byte; Co = 1; RS = 0 42 10000000 set X address of RAM; set address to ‘0000000’ 43 01000000 control byte; Co = 0; RS = 1 44 00000000 data write Table 17. Programming example for PCF8531 …continued Step Serial bus byte Display Operation DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 mgs411 mgs411 mgs412 mgs412 mgs412 mgs412 mgs414 |
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