- Application: This sample code uses the external signal as the HXT clock source and is divided and output to the CLKO pin.
- BSP Version: M480 Series BSP CMSIS V3.04.000
- Hardware: NuMaker-PFM-M487 Ver 3.0
To enable this function, the CFGXT1 (CONFIG0[27]) of the configuration register must be set.
You can use the KEIL development environment to make this setting. The process is Project → Options for Target → Utilities → Settings → Configure, and check Work as GPIO.
You can download the sample code at https://www.nuvoton.com/resource-downlo ... 1219135320