ADEV-BF52xC_HUM_V1.1.docx
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LED
Color
Blackfin GPIO
V10
Red
PG8
V9
Orange
PG9
V8
Yellow
PG10
V7
Green
PG11
Table 2-4: LED Description
2.3.4
GPIO Button
The four GPIO push-buttons are connected to Blackfin GPIOs of the SPM. They can be used to program a user
interaction. All buttons have a de-bouncing capacitor.
Button
Blackfin GPIO
S3
PF15
S3
PF14
S5
PG14
S6
PG7
Table 2-5: Push-Button Description
2.3.5
Reset Button
The Reset button ties the SPM Reset to GND. Also the Reset button is de-bounced by hardware.
2.3.6
DIP-Switch
The DIP switch (S2) allows to disconnect the push-buttons from the GPIOs and to implement bootstrap
configurations.
Way
Blackfin GPIO
Function (ON State)
1
PG7
Connect to S6
2
PG14
Connect to S5
3
PF14
Connect to S4
4
PF15
Connect to S3
5
PG6
Tie PG6 to GND
6
PG5
Tie PG5 to GND
7
Not Connected
-
8
Not Connected
-
Table 2-6: DIP Switch Functionality
