GL824/GL824C USB 2.0 On-The-Go Controller
CHAPTER 2 FEATURES
• USB OTG Controller
- Compliant with USB specification Rev. 2.0 at high-speed and full-speed data transfer rate
- Compliant with On-The-Go (OTG) supplement Rev. 1.0
- Complies with USB Storage Class specification rev. 1.0
- Support Suspend, Resume, HNP and SRP
- External source to drive Vbus signal
- Supports 1 device address and up to 4 endpoints: Control (0)/ Bulk Read (1)/ Bulk Write (2)/Interrupt (3).
• Integrated USB building blocks
- USB2.0 transceiver macro (UTM), Serial Interface Engine (SIE), Build-in power-on reset (POR) and
low-voltage detector (LVD)
• Embedded 8051 micro-controller
- Operate @ 60 MHz clock, 1 clocks per instruction cycle
- Embedded 64K*2 Byte reprogrammable flash memory and internal 256 byte SRAM
- Embedded 8K Byte external SRAM
• Support power saving mode
• Support firmware upgrade via USB and external serial flash memory
• On-Chip power MOSFETs for supplying flash media card power except Compact Flash. (GL824 only)
• Interface
- Support external SDRAM interface (option)
- Support 16bit host interface (Support external uP Read/Write Status/Command and Read/Write FIFO)
(option)
- Supports ATA/ATAPI interface
- Support serial MP3 decoder interface
- Support serial LCD Panel interface
- Support memory cards interface
- Support SSI interface for master and slave mode up to 15MHz
- Support I2C interface
- Support UART interface
• ATA/ATAPI interface
- Complies with ATA/ATAPI-6 specification rev 1.0
- Support 16-bit Multiword DMA mode and Ultra DMA mode interface (Ultra 33/66)
• CompactFlashTM interface ( GL824 only )
- Support CFA specification v2.1 / v3.0
- Support True IDE mode
- Support 8 / 16 bit data mode and different timing
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