Basic Log File Example

Create, write to and read from a log file

• SDK directory: apps/basic/log_file
• Zentri App Store: ZENTRI-BALOGGING

Features Demonstrated

• Log file API
  • zn_log_file_get_stats
  • zn_log_file_open
  • zn_log_file_append
  • zn_log_file_read
• Peripherals/ADC API
  • zn_adc_init
  • zn_adc_sample
• Peripherals/GPIO API
  • zn_gpio_mask_get
• Event Handling API
  • zn_event_register_periodic
  • zn_event_unregister

Platforms

This app works on:

• AMW004 - Zentri Mackerel evaluation board
• AMW106 - Zentri Moray evaluation board

Requirements and Prerequisites

This app is configured to use a ZentriOS device with an ADC connected to a thermistor. The AMW106 Moray and AMW004 Mackerel evaluation boards provide these hardware options.

Other ZentriOS hardware can also be used by changing the source of the logged data to suit your device.

Description

This app demonstrates creating a log file in extended flash, writing data to it and reading the data back.

Source

See:

• log_file.c