ADSP-BF539/ADSP-BF539F
Table 10. Pin Descriptions (Continued)
Pin Name
Two Wire Interface Port
SDA0
Type Function
I/O 5V TWI0 Serial Data
SCL0
I/O 5V TWI0 Serial Clock
SDA1
I/O 5V TWI1 Serial Data
SCL1
I/O 5V TWI1 Serial Clock
Serial Port0
RSCLK0
RFS0
DR0PRI
DR0SEC
TSCLK0
TFS0
DT0PRI
DT0SEC
Serial Port1
RSCLK1
RFS1
DR1PRI
DR1SEC
TSCLK1
TFS1
DT1PRI
DT1SEC
Serial Port2
RSCLK2/PE0
RFS2/PE1
DR2PRI/PE2
DR2SEC/PE3
TSCLK2/PE4
TFS2/PE5
DT2PRI /PE6
DT2SEC/PE7
I/O SPORT0 Receive Serial Clock
I/O SPORT0 Receive Frame Sync
I
SPORT0 Receive Data Primary
I
SPORT0 Receive Data Secondary
I/O SPORT0 Transmit Serial Clock
I/O SPORT0 Transmit Frame Sync
O SPORT0 Transmit Data Primary
O SPORT0 Transmit Data Secondary
I/O SPORT1 Receive Serial Clock
I/O SPORT1 Receive Frame Sync
I
SPORT1 Receive Data Primary
I
SPORT1 Receive Data Secondary
I/O SPORT1 Transmit Serial Clock
I/O SPORT1 Transmit Frame Sync
O SPORT1 Transmit Data Primary
O SPORT1 Transmit Data Secondary
I/O SPORT2 Receive Serial Clock/GPIO
I/O SPORT2 Receive Frame Sync/GPIO
I/O SPORT2 Receive Data Primary/GPIO
I/O SPORT2 Receive Data Secondary/GPIO
I/O SPORT2 Transmit Serial Clock/GPIO
I/O SPORT2 Transmit Frame Sync/GPIO
I/O SPORT2 Transmit Data Primary/GPIO
I/O SPORT2 Transmit Data Secondary/GPIO
Preliminary Technical Data
Driver
Type1 Pull-Up/Down Requirement
E
Open drain output. See version 2.1 of
I2C specification for proper resistor
value.
E
Open drain output. See version 2.1 of
I2C specification for proper resistor
value.
E
Open drain output. See version 2.1 of
I2C specification for proper resistor
value.
E
Open drain output. See version 2.1 of
I2C specification for proper resistor
value.
D
C
D
C
C
C
D
C
D
C
C
C
D
C
C
C
D
C
C
C
Rev. PrF | Page 24 of 68 | September 2006