Figure 35.2. 14-Pin C2 Toolstick Connection To Device - Silicon Laboratories Si4010-C2 Manual

Si4010-C2
For debugging chain
to work, LED must be
isolated by R6
VBUS (+5V)
Can be used to
generate local VDD

Figure 35.2. 14-Pin C2 ToolStick Connection to Device

150
If pushbutton on keyfob
development board, then it
has to be isolated by R5
SW_GPIO4
R5
C2DAT
1k5
VDD
LED
R6 470
C2CLK
ToolStick PCB
edge connector
VDD
1 2
3 4
5 6
7 8
9 10
11 12
13 14
R4
1k
R1
1k
1k
R2
GPIO[4]
Bidirectional for application use,
isolated from the C2
Rev. 1.0
VDD
VDD
50k
GPIO4
Device
VDD
50k
GPIO5
1mA max
Can be used directly
as local VDD
VDO (+3.3V/200mA)