Datasheet in PDF form for the Atmel AT89C2051, a 20-pin 8051-family microcontroller with 2 KB of flash, 128 bytes of RAM and a built-in analog comparator on P1.0 and…

Datasheet for the Analog Devices AD7569, an 8-bit analogue I/O chip combining an ADC and a DAC in one package, provided as a 523 KB PDF.

Compact boardview archive for the Lenovo ThinkPad T14 Gen 4 AMD, LCFC mainboard NM-F261, with project codes KT4D2, KP4D5, KT6D2 and KP6D5 listed.

BIOS for the ESONIC H61DA1 desktop motherboard, built on the Intel H61 chipset. The name states a Winbond W25Q32V flash with a capacity of 4 MB, and the 2.53 MB archive…

Receiver software for the SR-8989HD Vega Plus, version 3.95, around 3.1 MB, with a date stamp included in the name.

Version 3.95 software image for the SR-6969HD Vega satellite receiver, around 3.1 MB, with the build date included in the name.

RAR archive containing firmware for the StarTrack 2017 HD satellite receiver, described in Russian in the name.

Firmware version 2.3.76 for StarTrack receivers on the ALi 3511 chipset with the 10000500 identifier, a build credited to its author, packed as a 4.60 MB RAR.

Unidentified 8 MB BIOS binary named UB1, with no brand, model or board number in the name.

Raw read from a Winbond W25Q16V flash in SOIC8 package, listed under Motorola, with a programmer timestamp in the name and no model given.

Schematic in PDF form for the Lenovo Flex 5-14ITL05, board code LC56-14T with Wistron number 203013-1, about 5.47 MB.

BIOS dump for the HP EliteBook 810 G2 with Wistron board number 13246-1, read from a W25Q128 flash chip according to the name.

Cleaned BIOS dump for the ASUS FA566NCR on Quanta board DA0NJXMBAC0, revision C, marked OK, 32 MB in size.

Boardview for a motherboard named H410M S2 V2 with a -101 suffix, supplied in a 773 KB ZIP archive; the name follows the style of a desktop board model, but no brand is…

Schematic PDF for an Acer Aspire laptop on Wistron board 14205-1. Wistron uses five-digit project numbers with a revision suffix for its designs.

PDF schematic for an HP Pavilion dv5 with an AMD processor platform. The file name lists no motherboard number, ODM project or revision, so read the title block on the…

Toshiba schematic labelled only as M18, provided as a PDF of around 1.56 MB. The name gives no board number, revision or ODM, so open the title block to identify the…

Boardview for revision 2.0 of the ASUS K43L laptop board, supplied in a ZIP archive with no inner format named.

Generic Acer BIOS dump, a 4.00 MB BIN file whose name gives no model, board or version information.

BIOS dump for an Acer laptop using the Compal motherboard LA-9532P, revision 1A. The name marks it as tested and working, with the Management Engine region cleared so…

32 MB raw dump read from a Winbond W25Q256JV flash in a SOIC16 package, named automatically by the programmer with a date and time stamp.

Schematic PDF identified only by the codes H0225-3, 48.4KH17.031 and LDB1; the name does not state a laptop brand or model.

Firmware dump for the HP EliteBook x360 1030 G2, with 5CG73211NT in the name, which looks like the serial number of the unit it was read from.

Working BIOS archive for the HP model TPN-Q278, which uses the Quanta board DAG3PAMB8D0 at revision D, and the name marks it as fully tested.

Older BIOS version for the Dell Latitude E5450 on Compal board ZAM70 LA-A901P revision 1.0, labeled old in the name.

Boardview for the Quanta motherboard DA0P5NMB8E0, revision E, supplied in a small RAR archive.

Boardview for the Quanta 0P5H motherboard, matching both DA0P5HMB8E0 and DA0P5HMB8J0, packed in a small RAR archive.

Boardview in BDV format for the ASUS X540UP with board number 60NB0DE0-MB5010, packed as a 146 KB ZIP archive.

Datasheet PDF, 64.6 KB, for the KA7500B, a PWM control IC from the KA7500 series and a TL494-style design widely found in computer power supplies.

Reference PDF, 181 KB, for the KA2923, an IC from the KA prefix series; the name contains only the part number and does not state its function, so that must be read from…

Datasheet for the 2N2222, the long-established general-purpose NPN switching transistor, as a 79.5 KB PDF.

PDF for the CEP540N transistor, with the name noting 100 V and 36 A ratings, about 626 KB in size.

Short 28.6 KB PDF filed under schematics with the name 3LP01N, a code that resembles a discrete semiconductor part number with an N suffix.

A 116 KB PDF associated with the 2SD2284 NPN transistor, a part numbered under the Japanese JIS standard, where 2SD denotes NPN low-frequency types.

Covering the 2SK2910 transistor, this 150 KB PDF is listed in the schematic category but reads from its name as a component datasheet.

The 2SK545 is covered by this 80.4 KB PDF, filed as a schematic but most likely a datasheet because 2SK numbers identify N-channel field-effect transistors in the…

The 2SK427 document is a 226 KB PDF filed as a schematic, but the 2SK prefix marks an N-channel field-effect transistor in the JIS numbering scheme, so it is effectively…

A 140 KB PDF named after the semiconductor 2SJ563, listed in the index under schematics.

Datasheet-style document for the 2SJ537, delivered as a 137 KB PDF though indexed as a schematic.

A compact 44.5 KB PDF labelled 2SJ520 and catalogued as a schematic. Because 2SJ is the JIS prefix for P-channel FETs, the document is best treated as a short datasheet…