Atmel megaAVR, Getting Started

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Table of Contents
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9.2.1 Misc. Header ......................................................................................9-2
9.3 Using Analog Functions ............................................................................9-2
9.3.1 Analog Port: Marked on Board ...........................................................9-2
9.3.2 Using Internal Reference....................................................................9-2
9.3.3 Using External Reference...................................................................9-3
9.4 Using External RAM..................................................................................9-3
9.4.1 RAM Recommendations.....................................................................9-3
9.4.2 RAM Socket Pin Layout......................................................................9-3
9.4.3 Address Latch.....................................................................................9-3
9.5 Using LCD Connections............................................................................9-3
9.6 Using RS232 .............................................................................................9-4
9.7 Programming In-System ...........................................................................9-4
9.8 ISP Header Layout....................................................................................9-5
9.9 Interface Using Resistors ..........................................................................9-5
9.10 Using an Analogue Multiplexer IC.............................................................9-5
9.10.1 Using Real Time Clock .......................................................................9-6