參數(shù)資料
型號(hào): FT2232HL-TRAY
廠商: FTDI, Future Technology Devices International Ltd
文件頁(yè)數(shù): 10/67頁(yè)
文件大小: 0K
描述: IC USB HS DUAL UART/FIFO 64-LQFP
標(biāo)準(zhǔn)包裝: 160
系列: USBmadeEZ-FIFO,F(xiàn)T-X,X-Chip
特點(diǎn): USB 至 UART 和(或)FIFO、SPI、I2C、JTAG
通道數(shù): 2,DUART
FIFO's: 4096 字節(jié)
規(guī)程: RS232,RS422,RS485
電源電壓: 3 V ~ 3.6 V
帶并行端口:
帶自動(dòng)流量控制功能:
帶調(diào)制解調(diào)器控制功能:
帶CMOS:
安裝類型: 表面貼裝
封裝/外殼: 64-LQFP
供應(yīng)商設(shè)備封裝: 64-LQFP
包裝: 托盤
其它名稱: FT2232HL - TRAY
Copyright 2012 Future Technology Devices International Limited
18
Document No.: FT_000061
FT2232H DUAL HIGH SPEED USB TO MULTIPURPOSE UART/FIFO IC
Version 2.21
Clearance No.: FTDI#77
3.4.7 FT2232H Pins Configured as a CPU-style FIFO Interface
The FT2232H channel A or channel B can be configured in a CPU-style FIFO interface mode which allows
a CPU to interface to USB via the FT2232H. This mode is enabled in the external EEPROM.
When configured in this mode, the pins used and the descriptions of the signals are shown in Table 3.10
Channel A
Pin No.
Channel B
Pin No.
Name
Type
Fast Serial Interface Configuration
Description
24,23,22,21
,
19,18,17,16
46,45,44,43
,
41,40,39,38
Channel A =
ADBUS[7:0]
Channel B =
BDBUS[7:0]
I/O
D7 to D0 bidirectional data bus
26
48
CS#
INPUT
Active low chip select input
27
52
A0
INPUT
Address bit A0
28
53
RD#
INPUT
Active Low FIFO Read input
29
54
WR#
INPUT
Active Low FIFO Write input
Table 3.10 Channel A and Channel B CPU-style FIFO Interface Configured Pin Descriptions
For a functional description of this mode, please refer to section 4.9 CPU-style FIFO Interface Mode
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