Download Transcend TS8GEMC210 flash memory
Transcript
e.MMC Bus and Power Lines Transcend’s e.MMC bus has the following communication and power lines: • CMD: Command is a bidirectional signal. The host and Transcend’s e.MMC operate in two modes, open drain and push-pull. • DAT0-7: Data lines are bidirectional signals. Host and Transcend’s e.MMC operate in push-pull mode. • CLK: Clock input. • RST_n: Hardware Reset Input • VCCQ: VCCQ is the power supply line for host interface. • VCC: VCC is the power supply line for internal flash memory. • VDDi: VDDi is e.MMC’s internal power node, not the power supply. Connect 0.1µF capacitor from VDDi to ground. • VSS, VSSQ : Ground lines (Bus Signal Level)