Firmware archive for the DH61CR, an Intel desktop motherboard on the H61 chipset, given here as a 3.01 MB RAR with no version stated.

Datasheet for the PT2262, a remote-control encoder IC widely used in RF and infrared transmitters such as 315/433 MHz key fobs.

Microchip PIC18C601 and PIC18C801 datasheet in a 5.62 MB PDF. These are ROMless microcontrollers designed to run from external program memory, so boards using them also…

Compact 33.8 KB PDF describing the 2SK758, an N-channel field-effect transistor in the JIS 2SK series.

A 152 KB PDF titled with the device number 2SC4443 and grouped among schematics. In the JIS scheme, codes starting with 2SC refer to NPN transistors for high-frequency…

Information sheet for the 2SA1669 transistor in a 130 KB PDF. No additional specifics appear in the file name.

Datasheet for the 2SA1811 in PDF format, 173 KB in size, filed alongside schematics in the catalogue.

PDF for the 1SV310, filed as a schematic. The name adds V1, probably a document version, and sot323, the miniature SOT-323 three-lead SMD package.

Firmware file of 4.00 MB named G6 Amd, second copy, saved without a file extension, which suggests a raw flash dump rather than an update utility.

A 14.8 KB PDF datasheet for the SN7430N, a single 8-input positive NAND gate in a plastic DIP package.

Boardview for the MSI MS-V390 graphics card PCB, the base file of a set with additional numbered variants, in a 1.06 MB RAR; BDV indicates the boardview format.

RAR archive of 2.45 MB labelled Dell 1530, most likely the XPS M1530, although the name states only the number and no board code or revision.

BIOS binary for the Intel DH55TC desktop board, an 8.00 MB image. The name gives no version or tested status, so compare it with a known good source where possible.

BIOS dump for the Intel DG31PR desktop motherboard, 512 KB, marked OK and confirmed as working in the name. The size corresponds to a 4 Mbit flash chip on that platform.

Repair material for a Dell 3521 showing seven beeps, packaged as a 1.89 MB RAR. On Dell laptops a seven beep code generally points to a CPU or processor related failure…

Bosch Sensortec datasheet for the BMP180 digital barometric pressure sensor, document BST-BMP180-DS000-09, 656 KB PDF. The 09 suffix indicates the document revision.

Microchip reference datasheet, 2.59 MB PDF, for the PIC16F630 and PIC16F676 flash microcontrollers, two closely related 14-pin parts where the 676 adds an…

Sized at 111 KB, a PDF for the 2SK2394 that the index lists under schematics, though its JIS-style part number indicates a datasheet for an N-channel field-effect…

PDF of 223 KB for the 2SA1481 transistor, filed in the schematic category. Japanese JIS naming assigns the 2SA prefix to PNP transistors.

The 2N6274 is covered by this 169 KB PDF, indexed as a schematic though it is presumably a manufacturer datasheet for the component.

Second .rom copy of a 6530b BIOS dump, 2.00 MB, likely an additional read or alternate image of the same model. The name offers no version or board revision.

Tested BIOS image for the Intel DP55WG desktop motherboard, marked OK, as a 2.00 MB raw binary. The size suits a 16Mbit SPI flash chip.

ZIP archive of 607 KB titled M26GT3 SVA, apparently for an M26GT3 motherboard, with SVA as an additional tag whose meaning the name does not explain.

Additional copy of the Quanta TE1 schematic, a 720 KB PDF matching the size of another TE1 file and probably the same document.

BIOS image for the DH55PJ, an Intel desktop board, with the name noting a BD82H55 chipset, the Intel H55 PCH, paired with a Core i3 processor. The RAR is 3.13 MB.

Intel DG43NB motherboard BIOS, a 4.00 MB binary image matching a 32 Mbit SPI flash chip. The board uses the G43 chipset with integrated graphics for LGA775 processors.

BIOS dump for the HP Pavilion dv2000 series laptop, model dv2660se. The name states no chipset, so confirm whether your board is Intel or AMD before use.

Here is a 144 KB PDF for the 2SC4728, filed as a schematic but carrying a discrete part number.

A 126 KB PDF for the 2SC5096FT, which adds an FT suffix to the base type 2SC5096. Under JEITA naming the 2SC prefix denotes an NPN bipolar transistor, and suffixes like…

The 119 KB PDF titled 2SC5052 sits in the schematic category, though its name is a JIS part number for an NPN bipolar transistor and the content is most likely a…

The 2SC3689 transistor is the subject of this 89.7 KB PDF, which the catalogue lists as a schematic.

Reference PDF covering the 2SB1530 transistor, filed under schematics but in practice a component datasheet identified only by its JIS part code.

Listed as a schematic, this 167 KB PDF titled 93LCS56 refers to a 93-series serial EEPROM variant, and the document is most likely its datasheet.

The 276 KB PDF here is labelled 24c04, the 4 Kbit (512-byte) two-wire serial EEPROM used widely to store configuration and calibration data.

PDF document, 134 KB, for the 23c040 part, catalogued among schematics. The 23C numbering is typical of mask ROMs, with 040 usually meaning 4 Mbit capacity, though the…

Two-byte status register file saved by a programmer while reading a Winbond W25Q256FV in an 8x6 mm WSON8 package on 29 April 2025. No device or board is mentioned.

Zip archive for the H61M-CS motherboard, roughly 8.53 MB and without a revision in the name.

ZIP archive of 9.79 MB containing, by its name, the Yoosee client for Windows PCs, software used to view and manage Yoosee-compatible IP security cameras.

A 2.00 MB dump for the Dell Latitude E6520, labelled rom nguon, Vietnamese for power ROM, which indicates the power-management or EC-related chip rather than the main…

BIOS image for the ASUS Prime B450M-A motherboard, intended for its W25Q128JV flash chip.