UM0804

Jumper settings

Doc ID 16303 Rev 2

13/25

7

Jumper settings

7.1

Switch 2

Note:

When DIP switch SW2-X is in the ON position, the bit value is 0. When the DIP switch is in

the OFF position, the bit value is 1.

Bits 3, 4, and 5 allow you to set the Functional configuration. The default configuration is

Configuration 3. For the other configurations, please refer to the user manual chapter 6

available on www.st.com/spear.

Table 2.

Switch 2 (SoC functional configuration)

Bit

Description

1

Test0 – see Debug configuration below

2

Test1 – see Debug configuration below

3

Test2 – see Debug configuration below

4

Test3 – see Debug configuration below

5

Test4 – see Debug configuration below

6

BootSel – see Debug configuration below

Table 3.

Switch 2 (debug configuration)

Test bit

Debug configuration

21

0

0

Normal Mode (No debug enabled)

0

1

ARM1 JTAG connected to J4

1

0

The ARM ETM bus available on J13 and J14

Table 4.

Switch 2 (functional configuration)

Test bit

Functional configuration

6543

1011

Configuration 3