Instruction/ maintenance manual of the product AVR1909 Atmel
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AVR1909: Display Xplained Hardware User's Guide Features • 240 x 320 (QVG A) graphical TFT display - Wi th resisti ve touch - LED Backlight - Internal controller • Simple SPI interface for control • Digital (PWM) control interface for backlight • One 40pin, 0.
2 AVR1909 8297A-AVR-04/10 2 Related Items Datasheet for the LCD module (ET0240 06DHU) from EDT can be found here: http://www.farnell.com/datasheets/86386.pdf Datasheet for the graphical controll er (HX8347-A) from Himax can be obtain ed b y contacting EDT.
AVR1909 3 8297A-AVR-04/10 The Display Xplained module i s quite simple. It basically conne cts the TFT display SPI interface, resistive touch inte rface, and backlight interface from a 40pin FPC connector to two female pin-he aders that fit the Xplain kit.
4 AVR1909 8297A-AVR-04/10 3.4 The SPI interface The Display Xplained module uses a simple SPI interface to communi cate with the LCD module. This consist of a Chip-S elect (CS) line, a clock line (SCL), and two data lines (SDI/SDO). The SPI is operated in mode 3, i.
AVR1909 5 8297A-AVR-04/10 directly to the header. If it is desired to use P DI programming/debugging an a dapter or squid cable (in cluded in the JTAGIC E mkII kit) must be used. Please see Table 4-1 belo w for pin-out description. Table 4-1. Programming headers (J103/ J104) – JTAG and PDI.
6 AVR1909 8297A-AVR-04/10 4.3 The SPI/TE/Reset/backli ght pin-header (J102) This connector conne cts to the display’s SPI interface and backlight to the AVR XMEGA’s digital PORTD t hat is available on the “AV R XMEGA PORT D” pin h eader on the Xplain board(J102).
8297A-AVR-04/10 Disclaimer Headquarters International Atmel Corporation 2325 Orchard Parkway San Jose, CA 95131 USA Tel: 1(408) 441-0311 Fax: 1(408) 487-2600 Atmel Asia Unit 1-5 & 16, 19/F BEA Tow.
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If you already are a holder of Atmel AVR1909, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Atmel AVR1909.
However, one of the most important roles played by the user manual is to help in solving problems with Atmel AVR1909. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Atmel AVR1909 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
