measure_delayed_vbat always takes >1024 ms

[badrbouslikhin]

Description

The measure_delayed_vbat function ignores the provided delay parameter and always takes >1024 ms to complete.

Relevant Code

// HACK: we found that no matter what delay we set, the measurement will always take > 1024
// ms to complete. We do not know why yet.
self.delay.delay_ms(1025).await;

Peripheral

• Name: ADC - System Monitor
• Relevant Registers:
  • ADCDELTIMCONF

Action Items

1. Investigate ADC timing behavior and adcdeltimconf configuration.
2. Verify if this is a hardware or firmware issue.
3. Fix timing to respect the delay parameter.