64 KB embedded controller firmware for the ASUS K53SD, mainboard revision 5.1. The EC handles power sequencing, charging, keyboard and fan control, so a corrupted EC…

Rar archive of 780 KB with firmware for a Sony VAIO MBX-189 motherboard, M760 variant. The MBX-189 platform exists in several M-series versions, and M760 should match…

RAR archive of about 599 KB for the Toshiba NB200-series netbook, with the name pointing to the NB200 and NB205 models.

Datasheet for the HJ1602A, a 16x2 character LCD module, provided as a 320 KB PDF. It covers the module dimensions, pin assignment, electrical characteristics and the…

PDF datasheet, 1.17 MB, for the Microchip PIC16C62x series of 8-bit EPROM-based microcontrollers.

Datasheet for the Microchip PIC16C433, provided as a 2.43 MB PDF file. The document contains the device pinout, memory organisation, peripheral descriptions, instruction…

Summary datasheet for the tiny2313, marked by the s suffix and a compact 166 KB PDF, corresponding to the Atmel AVR ATtiny2313.

Short-form summary datasheet covering the Atmel ATmega329, ATmega3290, ATmega649 and ATmega6490 microcontrollers, AVR parts with integrated LCD controllers.

Datasheet for the Atmel ATxmega256A3B, a specific AVR XMEGA microcontroller with 256 KB of flash in a 64-pin package.

Datasheet for the MAX233, a Maxim RS-232 line driver and receiver that needs no external charge-pump capacitors, running from a single 5 V supply.

Datasheet for the MQ2 gas sensor, a heated semiconductor sensor sensitive to combustible gases such as LPG, propane, hydrogen, smoke and similar vapours.

PDF datasheet covering the MT8880C, an integrated DTMF transceiver with a microprocessor bus interface, able both to decode and to generate dual-tone signalling.

Datasheet for the Atmel AT89C55, an 8051-family microcontroller with 20 KB of reprogrammable flash and 256 bytes of RAM, supplied as a 421 KB PDF.

Small zip archive of about 87 KB holding a settings package for Enigma2 receivers, with a numeric identifier in the name.

RAR archive of 20.0 MB whose name appears to refer to the Openbox X5 receiver, with the brand spelled loosely; no version or date is given.

Unlabelled 16 MB BIOS image whose name suggests that the Intel Management Engine region has been cleaned.

Schematic for the SM4635 processor, with an SM46 family tag, supplied as a 1.22 MB PDF; the source phone and board revision are not named.

Schematic in PDF form labeled Quanta G3EC, about 2.02 MB, with no laptop brand, board number or revision stated.

ASUS GTX750TI boardview for the PH-2GD5 model, a compact single-fan card with 2 GB of GDDR5.

BIOS archive for the Quanta motherboard DAX12AMB6D0, revision D, marked as working. The RAR is 4.24 MB, so extract it and check the actual image size against the SPI…

Schematic PDF for the PU551JA motherboard at revision 2.0, a model name used by ASUS business laptops.

PDF of about 105 KB named after the 2SK2043 transistor, catalogued as a schematic although it is likely the part datasheet.

A 152 KB PDF for the 2SD1816 transistor, listed in the schematic section. The name provides the part number only.

The 2SD1804 transistor is the subject of this 158 KB PDF, indexed under schematics though its name indicates a datasheet.

Part 2SD2551 is the subject of this PDF of about 232 KB, filed under schematics but most likely a component datasheet.

PDF of about 30.7 KB for the 5LP01S, categorised as a schematic though it most likely contains the component datasheet.

Reference PDF for the 5LP01C component, about 27.4 KB, catalogued as a schematic. The name provides only the part number; the LP letters appear to mark a P-channel…

Part 5LN01N is described in this 27.9 KB PDF, placed in the schematic section. The name gives nothing beyond the part code; within this family LN appears to indicate an…

Datasheet-style PDF named for the 3N257, roughly 42 KB and listed in the schematic category.

The 3N253 is documented in this 42.2 KB PDF, categorised as a schematic but evidently a discrete-component datasheet.

A 333 KB PDF for the 2SK170, filed under schematics though its name is a plain JIS part number, suggesting a datasheet.

A 32.0 KB PDF covering the 2SK3415LS transistor, catalogued as a schematic though it reads as a part datasheet. Under JEITA naming, 2SK marks an N-channel FET.

The 2SK2915 is covered by this 434 KB PDF, indexed under schematics but most likely a component datasheet, since the name carries only the transistor number.

A 34.5 KB PDF for the 2sk2579, indexed with schematics but named only by part number, so it is most likely a compact component datasheet.

A 35.0 KB PDF referencing the 2sk2574, listed with schematics but named solely by its part number.

PDF of 111 KB describing the 2SK2467, catalogued as a schematic but named for a discrete transistor.

The 2SK2395 is covered in a compact 96.5 KB PDF, classified as a schematic but most likely a component datasheet.

Small 24.4 KB PDF bearing the part number 2SK2342 and nothing else. The 2SK prefix is the JIS code for an N-channel FET, which suggests a short component datasheet…

Datasheet in PDF form for the 2SK2058, a part number in the Japanese JIS 2SK series, which designates N-channel field-effect transistors.

The 2SK1886 is the part covered by this 96.2 KB PDF, indexed in the schematic section. With a 2SK prefix from the Japanese JIS scheme, the device is an N-channel FET and…