ADSP-BF538 AD [Analog Devices], ADSP-BF538 Datasheet - Page 21

• Manufacturer Part Number: ADSP-BF538
• Description: Blackfin Embedded Processor
• Manufacturer: AD [Analog Devices]

Preliminary Technical Data
Table 10. Pin Descriptions (Continued)
Pin Name
Real Time Clock
RTXI
RTXO
JTAG Port
TCK
TDO
TDI
TMS
TRST
EMU
Clock
CLKIN
XTAL
Mode Controls
RESET
NMI
BMODE1–0
Voltage Regulator
VROUT0
VROUT1
GPW
Supplies
VDDEXT
VDDINT
VDDRTC
GND
I/O
I
O
I
O
I
I
I
O
I
O
I
I
I
O
O
I/O
P
P
P
G
RTC Crystal Input
RTC Crystal Output
JTAG Clock
JTAG Serial Data Out
JTAG Serial Data In
JTAG Reset (This pin should be pulled LOW if the JTAG port will not be used.)
Emulation Output
Clock/Crystal Input
Crystal Output
Reset
Non-maskable Interrupt (This pin should be pulled HIGH when not used.)
Boot Mode Strap
External FET Drive 0
External FET Drive 1
used)
Ground
Function
JTAG Mode Select
General-purpose regulator wakeup (This pin should be pulled HIGH when not
I/O Power Supply
Internal Power Supply
Real Time Clock Power Supply
Rev. PrD | Page 21 of 56 | May 2006
ADSP-BF538/ADSP-BF538F
Driver Type
C
C