ft232hq Future Technology Devices International Ltd., ft232hq Datasheet - Page 33

• Manufacturer Part Number: ft232hq
• Description: Ft232h Single Channel Hi- Speed Usb To Multipurpose Uart/fifo Ic
• Manufacturer: Future Technology Devices International Ltd.

Document No.: FT_000288
FT232H SINGLE CHANNEL HI-SPEED USB TO MULTIPURPOSE UART/FIFO IC
Datasheet Version 1.0
Clearance No.: FTDI #199
4.6.2 FT1248: 1-bit interface
The FT1248 Interface transfer data over different bus widths (1-bit, 2-bit, 4-bit and 8-bit). Figure 4.21
and Figure 4.22 illustrates the waveform detailing the FT1248 write and read protocol operating in 1-bit
mode with flow control. Please refer to the application notes AN_167_FT1248 Parallel Serial Interface
Basics available at
http://www.ftdichip.com
for more details regarding 1-bit without flow control, 2-bit, 4-
bit and 8-bit modes.
Figure 4.10: FT1248 1-bit Mode Protocol (WRITE)
Copyright © 2011 Future Technology Devices International Limited
33