参数资料
型号: FT232HL-REEL
厂商: FTDI, Future Technology Devices International Ltd
文件页数: 64/65页
文件大小: 0K
描述: IC HS USB TO UART/FIFO 48LQFP
应用说明: FT1248 Application Note
标准包装: 1
通道数: 1,UART
FIFO's: 4kb
规程: RS232,RS422,RS485
电源电压: 1.62 V ~ 1.98 V,2.97 V ~ 3.63 V
带并行端口:
带故障启动位检测功能:
带调制解调器控制功能:
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 标准包装
其它名称: 768-1101-6
Copyright 2012 Future Technology Devices International Limited
8
Document No.: FT_000288
FT232H SINGLE CHANNEL HI-SPEED USB TO MULTIPURPOSE UART/FIFO IC
Datasheet Version 1.8
Clearance No.: FTDI #199
3.2 FT232H Pin Descriptions
This section describes the operation of the FT232H 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 FT232H.
The following table details the function of each pin dependent on the configuration of the interface. Each
of the functions is described in the following table (Note: The convention used throughout this document
for active low signals is the signal name followed by #).
Pins marked * are EEPROM selectable
Pins marked ** default to tri-stated inputs with an internal 75KΩ (approx) pull up resistor to VCCIO.
Pin marked *** default to GPIO line with an internal 75KΩ pull down resistor to GND. Using the EEPROM
this pin can be enabled USBVCC mode instead of GPIO mode.
FT232H
Pin
Pin functions (depends on configuration)
Pin
#
Pin
Name
ASYNC
Serial
(RS232)
SYNC
245 FIFO
STYLE
ASYNC
245 FIFO
ASYNC
Bit-bang
SYNC
Bit-bang
MPSSE
Fast Serial
interface
CPU Style
FIFO
FT1248
13
ADBUS0
TXD
D0
TCK/SK
FSDI
D0
MIOSI0
14
ADBUS1
RXD
D1
TDI/DO
FSCLK
D1
MIOSI1
15
ADBUS2
RTS#
D2
TDO/DI
FSDO
D2
MIOSI2
16
ADBUS3
CTS#
D3
TMS/CS
FSCTS
D3
MIOSI3
17
ADBUS4
DTR#
D4
GPIOL0
**
TriSt-UP
D4
MIOSI4
18
ADBUS5
DSR#
D5
GPIOL1
**
TriSt-UP
D5
MIOSI5
19
ADBUS6
DCD#
D6
GPIOL2
**
TriSt-UP
D6
MIOSI6
20
ADBUS7
RI#
D7
GPIOL3
**
TriSt-UP
D7
MIOSI7
21
ACBUS0
*
TXDEN
RXF#
ACBUS0
GPIOH0
**
ACBUS0
CS#
SCLK
25
ACBUS1
**
ACBUS1
TXE#
WRSTB#
GPIOH1
**
ACBUS1
A0
SS_n
26
ACBUS2
**
ACBUS2
RD#
RDSTB#
GPIOH2
**
ACBUS2
RD#
MISO
27
ACBUS3
*
RXLED#
WR#
ACBUS3
GPIOH3
**
ACBUS3
WR#
ACBUS3
28
ACBUS4
*
TXLED#
SIWU#
GPIOH4
SIWU#
ACBUS4
29
ACBUS5
**
ACBUS5
CLKOUT
ACBUS5
**
ACBUS5
**
ACBUS5
GPIOH5
**
ACBUS5
**
ACBUS5
30
ACBUS6
**
ACBUS6
OE#
ACBUS6
GPIOH6
**
ACBUS6
**
ACBUS6
31
ACBUS7 PWRSAV# PWRSAV# PWRSAV# PWRSAV# PWRSAV#
***
GPIOH7 PWRSAV# PWRSAV# PWRSAV#
32
ACBUS8
**
ACBUS8
**
ACBUS8
**
ACBUS8
**
ACBUS8
**
ACBUS8
**
ACBUS8
**
ACBUS8
**
ACBUS8
33
ACBUS9
**
ACBUS9
**
ACBUS9
**
ACBUS9
**
ACBUS9
**
ACBUS9
**
ACBUS9
**
ACBUS9
**
ACBUS9
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