State Chart

This might look intimidating at first. Sub-sections cover the most common progressions through the state chart.

@startuml hide empty description [*] --> init_state init_state --> init_reqmemon: tr_ok init_reqmemon --> init_waitmemon: tr_ok init_waitmemon --> init_ntag: tr_ok init_waitmemon --> init_waitmemon: tr_wait init_ntag --> init_wakeupcheck: tr_ok init_ntag --> init_rtc_slow: tr_newconfig init_ntag --> init_progmode: tr_prog init_progmode --> init_progmode: tr_ok init_progmode --> init_progmode: tr_wait init_progmode --> err_msg: tr_fail init_wakeupcheck --> init_rtc_slow: tr_por init_wakeupcheck --> smpl_checkcounter: tr_samplingloop init_rtc_slow --> init_batvwait: tr_ok init_batvwait --> init_configcheck: tr_ok init_batvwait --> init_batvwait: tr_wait init_configcheck --> init_errorcheck: tr_ok init_configcheck --> [*]: tr_deepsleep init_errorcheck --> init_rtc_1min: tr_ok init_errorcheck --> [*]: tr_deepsleep init_rtc_1min --> smpl_checkcounter: tr_ok smpl_checkcounter --> smpl_hdcreq: tr_hdcreq smpl_checkcounter --> smpl_wait: tr_updatemin smpl_hdcreq --> smpl_hdcwait: tr_ok smpl_hdcwait --> smpl_hdcread: tr_ok smpl_hdcwait --> smpl_hdcwait: tr_wait smpl_hdcread --> smpl_wait: tr_ok smpl_hdcread --> [*]: tr_lowbat smpl_wait --> [*]: tr_deepsleep err_msg --> [*]: tr_deepsleep @enduml

The state machine in main().