CBM9001A
Overview
- First USB Host/Slave controller for embedded systems in the market with a standard microprocessor bus interface
- Supports both full speed (12 Mbps) and low speed (1.5 Mbps) USB transfer in both master and slave modes
- Conforms to USB Specification 1.1 for full- and low speed
- Operates as a single USB host or slave under software control
- Automatic detection of either low- or full-speed devices
- 8-bit bidirectional data, port I/O (DMA supported in slave mode)
- On-chip SIE and USB transceivers
- On-chip single root HUB support
- 256-byte internal SRAM buffer
- Ping-pong buffers for improved performance
