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FT232HQ-TRAY Datasheet(PDF) 9 Page - Future Technology Devices International Ltd. |
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FT232HQ-TRAY Datasheet(HTML) 9 Page - Future Technology Devices International Ltd. |
9 / 66 page Copyright © Future Technology Devices International Limited 9 Document No.: FT_000288 FT232H SINGLE CHANNEL HI-SPEED USB TO MULTIPURPOSE UART/FIFO IC Datasheet Version 1.82 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 * require an EEPROM for assignment to these functions. Default is TriState, Pull-Up 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 D0 D0 D0 TCK/SK FSDI D0 MIOSI0 14 ADBUS1 RXD D1 D1 D1 D1 TDI/DO FSCLK D1 MIOSI1 15 ADBUS2 RTS# D2 D2 D2 D2 TDO/DI FSDO D2 MIOSI2 16 ADBUS3 CTS# D3 D3 D3 D3 TMS/CS FSCTS D3 MIOSI3 17 ADBUS4 DTR# D4 D4 D4 D4 GPIOL0 ** TriSt-UP D4 MIOSI4 18 ADBUS5 DSR# D5 D5 D5 D5 GPIOL1 ** TriSt-UP D5 MIOSI5 19 ADBUS6 DCD# D6 D6 D6 D6 GPIOL2 ** TriSt-UP D6 MIOSI6 20 ADBUS7 RI# D7 D7 D7 D7 GPIOL3 ** TriSt-UP D7 MIOSI7 21 ACBUS0 * TXDEN RXF# RXF# ACBUS0 ACBUS0 GPIOH0 ** ACBUS0 CS# SCLK 25 ACBUS1 ** ACBUS1 TXE# TXE# WRSTB# WRSTB# GPIOH1 ** ACBUS1 A0 SS_n 26 ACBUS2 ** ACBUS2 RD# RD# RDSTB# RDSTB# GPIOH2 ** ACBUS2 RD# MISO 27 ACBUS3 * RXLED# WR# WR# ACBUS3 ACBUS3 GPIOH3 ** ACBUS3 WR# ACBUS3 28 ACBUS4 * TXLED# SIWU# SIWU# SIWU# SIWU# GPIOH4 SIWU# SIWU# ACBUS4 29 ACBUS5 ** ACBUS5 CLKOUT ACBUS5 ** ACBUS5 ** ACBUS5 GPIOH5 ** ACBUS5 ** ACBUS5 ACBUS5 30 ACBUS6 ** ACBUS6 OE# ACBUS6 ACBUS6 ACBUS6 GPIOH6 ** ACBUS6 ** ACBUS6 ACBUS6 31 ACBUS7 WRSAV# PWRSAV# PWRSAV# PWRSAV# PWRSAV# *** GPIOH7 PWRSAV# PWRSAV# PWRSAV# 32 ACBUS8 ** ACBUS8 ** ACBUS8 ** ACBUS8 ** ACBUS8 ** ACBUS8 ** ACBUS8 ** ACBUS8 ** ACBUS8 ACBUS8 33 ACBUS9 ** ACBUS9 ** ACBUS9 ** ACBUS9 ** ACBUS9 ** ACBUS9 ** ACBUS9 ** ACBUS9 ** ACBUS9 ACBUS9 |
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