8 #include <zephyr/sys/printk.h>
18 	printk("Winsen MH-Z19B CO2 sensor application\n");  in main()
22 		printk("sensor: device not found.\n");  in main()
26 	printk("Configuring sensor - ");  in main()
31 		printk("failed to set range to %d\n", val.val1);  in main()
38 		printk("failed to set ABC to %d\n", val.val1);  in main()
42 	printk("OK\n");  in main()
44 	printk("Reading configurations from sensor:\n");  in main()
48 		printk("failed to get range\n");  in main()
52 	printk("Sensor range is set to %dppm\n", val.val1);  in main()
56 		printk("failed to get ABC\n");  in main()
60 	printk("Sensor ABC is %s\n", val.val1 == 1 ? "enabled" : "disabled");  in main()
64 			printk("sensor: sample fetch fail.\n");  in main()
69 			printk("sensor: channel get fail.\n");  in main()
73 		printk("sensor: co2 reading: %d\n", val.val1);  in main()