ST7 USB low-speed evaluation board Introduction The objective of the ST7MDTULS-EVAL evaluation board is to provide a complete USB application package using a Windows-based host software application and one of ST’s range of USB low-speed microcontrollers acting as a peripheral device. The host software and the ST7 source code provide an easily-understood example of how to exchange data using the HID (human interface devices) class protocols.
Getting started Getting started System requirements In order to use the ST7MDTULS-EVAL with the Windows operating system, a recent version of Windows, such as Windows 98, Windows Millennium, Windows 2000, or Windows XP must be installed on the PC. The version of the Windows OS installed on your PC may be determined by clicking on the “System”...
Getting started UM0068 Hardware installation Figure 1 shows the location of the main components of the evaluation board. The schematic drawing is given in Figure Figure 1. Evaluation board layout Jumper W7 Jumper W1 Jumper W6 Trimmer SW4=Reset SDIP32 socket USB connector &...
UM0068 Getting started Figure 2. Device selection for analog-to-digital conversion W6 jumper ST7262xxx ST7263Bxx If you are using the analog trimmer, select the installed ST7 device using jumper W6 as shown in Figure 2. This ties the analog trimmer to the PA0 I/O port of the ST7262xxx devices and to the PB0 port of the ST7263Bxx devices.
Running the USB low speed evaluation board UM0068 Running the USB low speed evaluation board Introduction The USB low-speed evaluation board application consists of two main parts: a HID demonstrator running on a PC and the evaluation board itself. Communications between the PC and the ST7 board are done through different USB pipes: Control IN and OUT during enumeration with the bi-directional Endpoint 0.
UM0068 Running the USB low speed evaluation board HID demonstrator 2.2.1 USB enumeration The device selection tabsheet, shown in Figure 4, displays the following information: Available USB HID devices: All the HID devices connected to the PC are displayed in this window.
Running the USB low speed evaluation board UM0068 Figure 5. HID demonstrator window “LED Control” Button Red LED Progress Bar Slider Bar (LED brightness) Remote wake-up function The remote wake-up function is also supported by the evaluation board. By pressing SW3 (ST7262xxx) or SW2 (ST7263Bxx) you can wake up the PC from standby mode.
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UM0068 Running the USB low speed evaluation board Table 1. Description of evaluation board probing points (continued) Probing point ST7262xxx ST7263Bxx OSCIN OSCIN OSCOUT OSCOUT RESET RESET USBDM USBDM USBDP USBDP USBVCC USBVCC An.Trim. An.Trim. 11/15...
UM0068 Running the USB low speed evaluation board Enabling board for ICC communication To enable ICC communication on this board, the connection between the V pin of the MCU and the charge pump capacitors (C6 and C7) needs to be cut to allow the programming tool to generate pulses on the V line (mandatory for entry into ICC mode).
Date Revision Changes 28-Oct-2002 Initial Release Added evaluation board root part number (ST7MDTULS-EVAL). Removed ST72F61 and SDIP42-DIP20 adaptor. Changed ST72F62 and ST72F63B root part numbers into 11-Oct-2007 ST7262xxx and ST7263Bxx, respectively. Removed reference to supplied C source code for PC executable software, Section 1.2 on page 5...
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