Au87101a - Ufdisk Full [portable]

The controller (AU87101A) has lost its configuration and incorrectly reports zero available space. Write Protection: au87101a ufdisk full

A. Create exFAT (cross-platform large-file support) Understanding AU87101A UFDisk Full: A Technical Guide for

Mass Production Tool (MPTool): Because this chip is an Alcor controller, you often need the specific Alcor MPTool (mass production software) to "low-level" format the drive. This resets the firmware and restores the true capacity if the controller has "forgotten" its programming. Microwave Links) NEC

2.2 Telecom Equipment (PBX, Microwave Links)

NEC, Fujitsu, and Nortel had PBX systems with call detail record (CDR) storage on internal flash. The ufdisk utility managed the circular buffer for billing data.