UMFT51AA-01 Datasheet
Version 1.0
Document Reference No.: FT_001141
Clearance No.: FTDI# 479
4.3 I/O Pin Feature Options
The following features can be configured using the FT51A’s multiplexer to bring signal to the available
pins.
FT51A IO
Available On Pin
Description
Signal Option
DIO0-15 and AIO0-
15
GPIO
General purpose IO
ADC
AIO0-15
DIO0-15
DIO0-15
DIO0-15
DIO0-15
8-bit analog to digital converter
UART
UART interface. Data rates up to 6 Mbaud.
SPI master interface. Clock frequency up to 24MHz
SPI slave interface
SPI Master
SPI Slave
8 bit parallel data interface with handshake. Data rates up to
7MB/s.
245 FIFO
I2C Master
I2C Slave
DIO0-15
DIO0-15
I2C interface. Data rates up to 3.4Mb/s
I2C interface
DIO0-15 and AIO0-
15
PWM
Pulse Width Modulation output.
DIO0-15 and AIO0- Indicates a dedicated charger port has be detect on the
BCD Detect
15
upstreamUSB port.
Table 4.5 – I/O Signal Options
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