Analog Devices ADSP-TS201S EZ-KIT Lite, Manual

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ADSP-TS201S EZ-KIT Lite Evaluation System Manual 2-7
ADSP-TS201S EZ-KIT Lite Hardware Reference
Processor Boot Strap Settings
Position 1 of the
SW2
switch determines how the processor boots.
Table 2-3 shows the available boot mode settings. Refer to the
ADSP-TS201S processor data sheet at
http://www.analog.com/Uploaded-
Files/Data_Sheets/ADSP_TS201S.pdf
for more information.
SYSCON/SDRCON Mode Settings
Position 2 of the
SW2
switch determines how the processor handles writes
to the
SYSCON
and
SDRCON
registers. Table 2-4 shows the available settings
for each write type. Refer to the ADSP-TS201S processor data sheet at
http://www.analog.com/UploadedFiles/Data_Sheets/ADSP_TS201S.pdf
for more information.
L
In emulation space, the
SYSCON
and
SDRCON
registers can be written
to as many times as needed. The USB debug monitor operates in
emulation space and allows “always writable” mode for these
registers.
Table 2-3. Processor Boot Strap Settings (SW2 Position 1)
SW2 Position 1 Boot Mode
OFF EPROM boot (default)
ON External boot or link port boot
Table 2-4. SYSCON/SRDCON Mode Settings (SW2 Position 2)
Position 2 SYSCON/SDRCON Mode
OFF SYSCON/SDRCON one-time writable (default)
ON SYSCON/SDRCON always writable