参数资料
型号: FT2232HQ-TRAY
厂商: FTDI, Future Technology Devices International Ltd
文件页数: 67/67页
文件大小: 0K
描述: IC USB HS DUAL UART/FIFO 64-QFN
标准包装: 260
系列: USBmadeEZ-FIFO,FT-X,X-Chip
特点: USB 至 UART 和(或)FIFO、SPI、I2C、JTAG
通道数: 2,DUART
FIFO's: 4096 字节
规程: RS232,RS422,RS485
电源电压: 3 V ~ 3.6 V
带并行端口:
带自动流量控制功能:
带调制解调器控制功能:
带CMOS:
安装类型: 表面贴装
封装/外壳: 64-VFQFN 裸露焊盘
供应商设备封装: 64-QFN
包装: 托盘
其它名称: FT2232HQ - TRAY
Copyright 2012 Future Technology Devices International Limited
9
Document No.: FT_000061
FT2232H DUAL HIGH SPEED USB TO MULTIPURPOSE UART/FIFO IC
Version 2.21
Clearance No.: FTDI#77
3.2 FT2232H Pin Descriptions
This section describes the operation of the FT2232H pins. Both the LQFP and the QFN packages have the
same function on each pin. The function of many pins is determined by the configuration of the FT2232H.
The following table details the function of each pin dependent on the configuration of the interface. Each
of the functions are described in the following table (Note: The convention used throughout this
document for active low signals is the signal name followed by a #).
Pins marked ** default to tri-stated inputs with an internal 75K (approx) pull up resistor to VCCIO.
FT2232H
Pin
Pin functions (depends on configuration)
Pin #
Pin Name
ASYNC
Serial
(RS232)
245 FIFO
SYNC
245 FIFO
ASYNC
Bit-bang
SYNC
Bit-bang
MPSSE
Fast
Serial
interface
CPU
Style
FIFO
Host Bus
Emulation
Channel A
16
ADBUS0
TXD
D0
TCK/SK
USES
CHANNEL
B
D0
AD0
17
ADBUS1
RXD
D1
TDI/DO
D1
AD1
18
ADBUS2
RTS#
D2
TDO/DI
D2
AD2
19
ADBUS3
CTS#
D3
TMS/CS
D3
AD3
21
ADBUS4
DTR#
D4
GPIOL0
D4
AD4
22
ADBUS5
DSR#
D5
GPIOL1
D5
AD5
23
ADBUS6
DCD#
D6
GPIOL2
D6
AD6
24
ADBUS7
RI#
D7
GPIOL3
D7
AD7
26
ACBUS0
TXDEN
RXF#
**
GPIOH0
CS#
A8
27
ACBUS1
**
TXE#
WRSTB#
GPIOH1
A0
A9
28
ACBUS2
**
RD#
RDSTB#
GPIOH2
RD#
A10
29
ACBUS3
RXLED#
WR#
**
GPIOH3
WR#
A11
30
ACBUS4
TXLED#
SIWUA
GPIOH4
SIWUA
A12
32
ACBUS5
**
CLKOUT
**
GPIOH5
**
A13
33
ACBUS6
**
OE#
**
GPIOH6
**
A14
34
ACBUS7
**
GPIOH7
**
A15
Channel B
38
BDBUS0
TXD
D0
TCK/SK
FSDI
D0
CS#
39
BDBUS1
RXD
D1
TDI/DO
FSCLK
D1
ALE
40
BDBUS2
RTS#
D2
TDO/DI
FSDO
D2
RD#
41
BDBUS3
CTS#
D3
TMS/CS
FSCTS
D3
WR#
43
BDBUS4
DTR#
D4
GPIOL0
D4
IORDY
44
BDBUS5
DSR#
D5
GPIOL1
D5
CLKOUT
45
BDBUS6
DCD#
D6
GPIOL2
D6
I/O0
46
BDBUS7
RI#
D7
GPIOL3
D7
I/O1
48
BCBUS0
TXDEN
RXF#
**
GPIOH0
CS#
**
52
BCBUS1
**
TXE#
WRSTB#
GPIOH1
A0
**
53
BCBUS2
**
RD#
RDSTB#
GPIOH2
RD#
**
54
BCBUS3
RXLED#
WR#
**
GPIOH3
WR#
**
55
BCBUS4
TXLED#
SIWUB
GPIOH4
SIWUB
**
57
BCBUS5
**
GPIOH5
**
58
BCBUS6
**
GPIOH6
**
59
BCBUS7
PWRSAV
#
PWRSAV
#
PWRSAV
#
PWRSAV
#
PWRSAV
#
GPIOH7
PWRSAV
#
PWRSAV#
60
PWREN#
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