adsp-bf548 Analog Devices, Inc., adsp-bf548 Datasheet - Page 27

• Manufacturer Part Number: adsp-bf548
• Description: Blackfin Embedded Processor
• Manufacturer: Analog Devices, Inc.

Table 12. Pin Descriptions
Pin Name
Port A: GPIO/SPORT2–3/TMR4–7
PA0/TFS2
PA1/DT2SEC/TMR4
PA2/DT2PRI
PA3/TSCLK2
PA4/RFS2
PA5/DR2SEC/TMR5
PA6/DR2PRI
PA7/RSCLK2/TACLK0
PA8/TFS3/TACLK1
PA9/DT3SEC/TMR6
PA10/DT3PRI/TACLK2
PA11/TSCLK3/TACLK3
PA12/RFS3/TACLK4
PA13/DR3SEC/TMR7/TACLK5
PA14/DR3PRI/TACLK6
PA15/RSCLK3/TACLK7 and TACI7
Port B: GPIO/TWI1/UART2–3/SPI2/TMR0–3
PB0/SCL1
PB1/SDA1
PB2/UART3RTS
PB3/UART3CTS
PB4/UART2TX
PB5/UART2RX/TACI2
PB6/UART3TX
PB7/UART3RX/TACI3
PB8/SPI2SS/TMR0
PB9/SPI2SEL1/TMR1
PB10 SPI2SEL2/TMR2
PB11/SPI2SEL3/TMR3/ HWAIT
PB12/SPI2SCK
PB13/SPI2MOSI
PB14/SPI2MISO
ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
Rev. A | Page 27 of 88 | October 2008
I/O
I/O GPIO/SPORT2 Transmit Frame Sync
I/O GPIO/SPORT2 Transmit Data Secondary/Timer 4
I/O GPIO/SPORT2 Transmit Data Primary
I/O GPIO/SPORT2 Transmit Serial Clock
I/O GPIO/SPORT2 Receive Frame Sync
I/O GPIO/SPORT2 Receive Data Secondary/Timer 5
I/O GPIO/SPORT2 Receive Data Primary
I/O GPIO/SPORT2 Receive Serial Clock/Alternate Input Clock 0
I/O GPIO/SPORT3 Transmit Frame Sync/Alternate Input Clock 1
I/O GPIO/SPORT3 Transmit Data Secondary/Timer 6
I/O GPIO/SPORT3 Transmit Data Primary/Alternate Input Clock 2
I/O GPIO/SPORT3 Transmit Serial Clock/Alternate Input Clock 3
I/O GPIO/SPORT3 Receive Frame Sync/Alternate Input Clock 4
I/O GPIO/SPORT3 Receive Data Secondary/Timer 7/Alternate Input Clock 5
I/O GPIO/SPORT3 Receive Data Primary/Alternate Input Clock 6
I/O GPIO/SPORT3 Receive Serial Clock/Alt Input Clock 7 and Alt Capture Input 7 A
I/O GPIO/TWI1 Serial Clock (Open-drain output: requires a pull-up resistor.) E
I/O GPIO/TWI1 Serial Data (Open-drain output: requires a pull-up resistor.) E
I/O GPIO/UART3 Request to Send
I/O GPIO/UART3 Clear to Send
I/O GPIO/UART2 Transmit
I/O GPIO/UART2 Receive/Alternate Capture Input 2
I/O GPIO/UART3 Transmit
I/O GPIO/UART3 Receive/Alternate Capture Input 3
I/O GPIO/SPI2 Slave Select Input/Timer 0
I/O GPIO/SPI2 Slave Select Enable 1/Timer 1
I/O GPIO/SPI2 Slave Select Enable 2/Timer 2
I/O GPIO/SPI2 Slave Select Enable 3/Timer 3/Boot Host Wait
I/O GPIO/SPI2 Clock
I/O GPIO/SPI2 Master Out Slave In
I/O GPIO/SPI2 Master In Slave Out
1
Function (First/Second/Third/Fourth)
Driver
Type
C
C
C
A
C
C
C
A
C
C
C
A
C
C
C
C
A
A
A
A
A
A
A
A
A
A
C
C
2