GL826 USB 2.0 Multi-Slot Flash Card Reader Controller
CHAPTER 3 Block Diagram
MHE
MHECTL
MCFIFO
MS PRO
SM/xD
SD/MMC
CF
EPFIFO
EP0 FIFO
EP3 FIFO
BFA/BFB
SIE
PHY
Control
Register
MCU
Test ROM
Program
ROM
SRAM
LUT
LUT
SRAM
3.3V to1.8V
5V to 3.3V
Figure 3.1-Functional Block Diagram
Notation:
1. Support Dual SD and MS PRO 4-bit for 5 slots (CF, SM/xD, SD/MMC 8bit, MS/MSPRO, microSD/
MMCmicro/ T-Flash 4bit)
2. Support MS PRO-HG 8-bit for 4 slots (CF, SM/xD, SD/MMC 8bit, MS/MSPRO-HG)
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