Read speeds typically vary between 11 MB/s and 60 MB/s , while write speeds usually range from 4 MB/s to 28 MB/s , depending on the specific flash memory used. Common Issues and Troubleshooting
The combination 058f:1234 is not a specific product. Instead, it is a that appears when a USB flash drive cannot report its correct information. Here is what this identifier represents:
The internal software microcode on the controller chip is corrupted due to sudden power loss or improper removal.
1234 - A generic ID used for their Mass Storage Device line. usb device id vid 058f pid 1234 full
If your chip is a newer , AU6998SN , or SC908SN , you must download AlcorMP (FC MpTool) or ALCOR MP_Volume variants designed for modern NAND configurations. Step 2: Establish an Environment for Legacy Tools
In the case of flash drives, this controller manages wear leveling, error correction, and bad block management. However, Alcor controllers with this PID are often found in —for instance, a USB drive that contains both a public partition and a secured, encrypted partition accessible only via a vendor-provided utility. The PID 1234 may indicate the base firmware configuration without encryption, or a "bridge" mode awaiting firmware update.
Buffer I/O error on dev sdb, logical block 0, async page read Read speeds typically vary between 11 MB/s and
This is the most searched aspect. Let's address it clearly.
Hardware components do not fail without a cause. The three primary reasons for this specific Alcor Micro error include:
Locate the specific software variant matching your controller part number on resource repositories like the Alcor Micro USBDev Archive . Here is what this identifier represents: The internal
This is a generic product code often used for Alcor-based Flash Drives and Card Readers .
While this device ID is common, it is notorious for appearing when a flash drive becomes corrupted, goes into "Read-Only" mode, or shows as "0 MB" in your operating system. This comprehensive guide will help you understand, recover, and repair devices associated with these IDs. 1. What Does "VID 058F PID 1234" Mean?
The USB hardware identifier and PID 1234 corresponds to a generic Flash Drive manufactured by Alcor Micro Corp. . This specific combination is often found on a wide variety of USB mass storage devices, ranging from small 2GB drives to much larger capacities. Technical Specifications
Are you trying to from this drive or repair it to make it usable again?