Device part
Chapter 3. Device part
3.1 Power/boot mode selector & switch
JP1: External power (not used)
Table 6: JP1 description and connection
JP1
Pin
Connection
VDD
+3.3 ~ 5.0V
GND
0V
JP1
Pin
Connection
VDD
+3.3 ~ 5.0V
GND
0V
JP2: Mode selector (boot/normal) pins
Table 7: JP2 boot mode selector
JP2
Pin
Connection
Short
Boot mode
Open
Normal mode
JP2
Pin
Connection
Short
Boot mode
Open
Normal mode
S1 & S2: switches
Table 8: S1 & S2 description and function
Switch
Function
S1
nRESET
S2
PF6
Switch
Function
S1
nRESET
S2
PF6
Figure 3: Power/boot mode and switch
Starter Kit Hardware A31G213CL2N v1.0
Page 6 / 8
Version 1.0.0