Atmel AVR4904: ASF - USB Device HID Keyboard Application Features • USB 2.0 compliance - Chapter 9 compliance - USB HID compliance - Low Spe
10 Atmel AVR4904 8446A-AVR-10/11 There is one configuration section for each USB modules: UDC, UDI and UDD. The UDC configuration possibilities are d
Atmel AVR4904 118446A-AVR-10/11 NOTE In case of a new project, the USB stack requires to enable interrupts and to initialize the clock and sleepmgr
12 Atmel AVR4904 8446A-AVR-10/11 6.3.3 USB keyboard control The USB HID keyboard functions described in Table 6-1 allow the application to control th
Atmel AVR4904 138446A-AVR-10/11 7 Keyboard in a USB composite device The information required to build a composite device is available in the Atmel A
14 Atmel AVR4904 8446A-AVR-10/11 8 Table of contents Features...
8446A-AVR-10/11 Atmel Corporation 2325 Orcha
2 Atmel AVR4904 8446A-AVR-10/11 2 Abbreviations ASF: AVR Software Framework CD: Composite Device: a USB device with more than one interface FS: US
Atmel AVR4904 38446A-AVR-10/11 3 Overview This document includes four sections for all types of requirements when building a USB device HID keyboard
4 Atmel AVR4904 8446A-AVR-10/11 4 Quick start The USB device keyboard examples are available in Atmel AVR Studio® 5 and ASF. It provides a keyboard p
Atmel AVR4904 58446A-AVR-10/11 Figure 4-1. Example with Atmel XMEGA® A3BU Xplained board. The user interface description (specific to the board) is
6 Atmel AVR4904 8446A-AVR-10/11 5 Example description The Atmel AVR Software Framework (ASF) provides a USB device keyboard example for various Atmel
Atmel AVR4904 78446A-AVR-10/11 Sequence_running = true; } // Sequence process running each 200ms if (200 > cpt_sof) { return; } cpt_sof = 0; i
8 Atmel AVR4904 8446A-AVR-10/11 Figure 5-1. Example behavior sequence. Application udc start() UDC / UDI / UDD udc attach() VBus high UDI_HID_KBD_EN
Atmel AVR4904 98446A-AVR-10/11 6 Building a USB device keyboard The USB device keyboard modules are available in Atmel AVR Studio 5 and can be import
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