The
WLR089 Xplained Pro Evaluation board
consists of two mechanical buttons:
- RESET button connected to the WLR089U0 module Reset line
- When the RESET button is
pressed, it drives the I/O line to ground
- Generic user-configurable
button
- When the user button is
pressed, it drives the I/O line to ground
Note: There is no pull-up resistor connected to the
generic user button; enable the internal pull-up in the WLR089U0 module to use the button.
Table 1. Mechanical Buttons
| Pin on WLR089U Module |
Silkscreen Text |
Shared functionality |
| RESET_N |
RESET |
EDBG, Cortex® Debug Connector (J303) |
| PA28 |
SW0 |
EXT1 |