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01.Apr.2004 Carsten Siegner (ANF) |
Multi-ADC (Analog Digital Changer) for Amiga, Pegasos and Amithlon Here is an electronic diagram and a small test program for my six channel multi analog digital changer (download, 87 KB). Characteristics of the ADC chip:
The hardware (MultiADC) is fixed to a data rate of 15000 baud. If this data rate is changed on the computer there won't be any correct transfer of information. The passive building elements (condensers and resistors) must be built exactly in accordance with the instructions. Deviating values in Ohms or Farad lead to an incorrect function of the MultiADCs. All building elements are in CMOS technology. So one must wear an anti-static armband so as not to disturb the connection pins. Through this one is able to make it reliable. With one's own, self-provided program one must pay attention to the programming of the chip LTC1293, since this deviates with the available hardware something from the data in the PDF document from this chip. Example: For a logical 1 at the data entrance of the LTC1293 chip one programs in ARexx "call serwrite(ser,'11111111'B,1)" and for a logical 0 it would be "call serwrite(ser,'00000000'B,1)." (snx) (Translation: dm) [News message: 01. Apr. 2004, 21:14] [Comments: 0] [Send via e-mail] [Print version] [ASCII version] |
31.Mar.2004 Peter Topolnicki (ANF) |
Emulator: MaxUAE 0.8.25 including tool bundle released The Amiga emulator MaxUAE for Mac OS X has been put online in version 0.8.25. Different to Richard Drummond's announcement on his homepage there still is no SCSI support within this version. But there will be a bugfix release available soon. With the pre-version the SCSI emulation works already. At the MaxUAE website there is also version 1.0 of a bundle of tools available. These tools simplify the usage of Drummond's UAE port and consist of the following parts: UAE Config Creator (to create configurations using a GUI), UAE Dropper, UAE Game Loader (easy assignment of ADFs and choice of the system) and the UAE Virtual Disk Assistant (creation of DD/HD Floppies and hard disk images). (nba) (Translation: ub) [News message: 31. Mar. 2004, 21:14] [Comments: 0] [Send via e-mail] [Print version] [ASCII version] |
29.Mar.2004 Oliver Roberts (E-Mail) |
SplitMultiImage 1.0 released The first version of a new tool called SplitMultiImage is now available. Starting with AmigaOS 3.5, the picture.datatype documentation defined two new tags (PDTA_GetNumPictures and PDTA_WhichPicture), which allowed subclasses to return different images from the same file, where relevant. For example, TIFF image files often contain more than one image, and WarpTIFF.datatype is able to decode any of those images on request, returning any of the images to the application. Unfortunately, not many applications have made use of this feature (in fact, at the time of writing, Oliver is not aware of any) and can therefore read only the first image in a file. After requests from WarpTIFF users wanting to know of software capable of reading all the pages in multi-page TIFF fax files, Oliver decided to write SplitMultiImage. Although not as nice as Multiview having this capability built-in, SplitMultiImage at least allows all the images to be viewed by extracting all the images from a file and saving them separately as IFF-ILBM files. SplitMultiImage is not restricted to TIFF files - in theory, it will work with any datatypes supporting the new tags and for image formats that can contain multiple images. (cg) (Translation: cg) [News message: 29. Mar. 2004, 17:49] [Comments: 0] [Send via e-mail] [Print version] [ASCII version] |
29.Mar.2004 MorphOS-News.de (Website) |
MorphOS: New, unnamed picture viewer Kiero programmed a new so far unnamed picture viewer (165 KB). As soon as it has a name it will be available on Aminet. Features:
Better Balance Better String (Aminet) (snx) (Translation: sk) [News message: 29. Mar. 2004, 17:03] [Comments: 0] [Send via e-mail] [Print version] [ASCII version] |
29.Mar.2004 amiga.org (Website) |
autoconf, automake und libtool for AmigaOS 3 Henning Lund released autoconf-2.57, automake-1.7.8 und libtool-1.5.2 for AmigaOS 3.x. These ports require ixemul.library. (cg) (Translation: cg) [News message: 29. Mar. 2004, 15:55] [Comments: 0] [Send via e-mail] [Print version] [ASCII version] |
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