Looking Good

THE MAGAZINE FOR COMPUTER APPLICATIONS Circuit Cellar Online offers articles illustrating creative solutions and unique applications through complete projects, practical tutorials, and useful design techniques.

	LOOKING GOOD
Using a Graphics-Based LCD Module with C by Bob Perrin and Tak Auyeung Start ı Software Overview ı The Bottom Layer ı Initializing the LCD Display ı Shadow Display ı Drawing Dots and Lines ı Printing Text ı Extensions ı Sources and PDF SOURCES and PDF Download the PDF of this Article. Over the last ten years, Bob has designed instrumentation for agronomy, soil physics, and water activity research. He has also designed embedded controllers for a variety of other applications. For more technical resources and articles, visit Bob's online library at www.engineerbob.com. You may reach Bob with comments and questions at bob@engineerbob.com. REFERENCES [1] Bob Perrin, "Getting Started with Embedded PCs," Circuit Cellar Online, November, 1999, http://www.chipcenter.com/circuitcellar/november99/c119cd1.htm. [2] Hantronix, Interfacing to a Hantronix 128 x 64 Chip-On-Glass LCD, ftp://wfp62508.w1.com/a12864cog.pdf. [3] Epson, SED1565 Technical Manual, ftp://ftp.epson-electronics.de/pub/electronics-de/lcd/m1565.pdf. [4] NEC, V25+ and V35+ Userıs Manual, document #IEU-1427, www.nec.com. SOURCES LCD modules Densitron (562) 941-5000 Fax: (562) 941-5757 www.densitron.com Optrex (313) 471-6220 Fax: (313) 471-4767 www.optrex.co.jp SED1565 graphics controller Epson ++49 89 14005-0 Fax: ++ 49 89 14005-110 www.epson-electronics.de SFV20R-1-STE1 FCI Berg (800) 237-2374 www.fciconnect.com Future Electronics, distributor for FCI Berg (770) 476-3900 Fax: (770) 476-8662 www.future.ca HDG12864F-1 Hantronix (408) 252-1100 Fax: (408) 252-1123 www.hantronix.com V25+ Flashlite JK Microsystems (530) 297-6073 Fax: (530) 297-6074 www.jkmicro.com BASIC Stamp II Parallax Inc. (916) 624-8003/8333 Fax: (916) 624-8003 www.parallaxinc.com PREVIOUS Circuit Cellar provides up-to-date information for engineers. Visit www.circuitcellar.com for more information and additional articles. For subscription information, call (860) 875-2199, subscribe@circuitcellar.com or subscribe online. ıCircuit Cellar, the Magazine for Computer Applications. Posted with permission.