Long-time on-duty device and method

• Main Authors: GAN YUAN, SUN ZIGUANG, WANG YUEMING, ZHANG YANHONG, FENG LIPING, LYU SHIJIA, ZHUANG MINGZHAO
• Format: Patent
• Language: Chinese; English
• Published: 11.10.2022
• Subjects: CONTROL OR REGULATING SYSTEMS IN GENERAL; CONTROLLING; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS; PHYSICS; REGULATING

The invention provides a long-time guarding device and method, and the method comprises the following steps: 1, when a wake-up signal exists, a main chip works and detects the source of the wake-up signal, if the wake-up signal is a timer wake-up signal, the step 2 is executed, and if the wake-up signal is not the timer wake-up signal, the step 5 is executed; 2, the self-sustaining wake-up unit works and records whether time is periodic wake-up time of a timer, if yes, the step 3 is executed, and if not, the step 4 is executed; 3, performing self-inspection on the system according to a pre-bound self-inspection program until the self-inspection is finished; 4, the main chip is powered off, the self-sustaining wake-up unit powers off the whole guarding device and makes the guarding device sleep again, and the wake-up program is completed; 5, judging whether the wake-up signal is consistent with a preset wake-up signal or not, if yes, turning to 6, and if not, turning to 4; and 6, executing the awakened predete