Laird Vela IF820, User Manual

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Figure 7: TC2030 footprint
One push button is reserved for user interaction with Vela IF820. It connects one of the pins of the Vela IF820, mapping to P0
of the CY20820 chipset. Pressing this button grounds this pin. Please see the GPIO pin numbers of the different Vela IF820
module variants in the table below
Header Connector MHF4 variant Antenna variant note
Vela IF820
pin 25 (P0 of
CYW20820)
Vela IF820 pin
32 (P0 of
CYW20820)
Jumper should be installed in:
▪
MHF4 variant : J2 pin 21
– 22
▪
Antenna variant : J3 pin 9 - 10
Figure 8: USER button
on board TC2030 footprint
(not populated by default)
User Button