A method for waking up a MCU chip, applied in a first intelligent device having a Wi-Fi module, and comprising: receiving a wireless message sent from a second intelligent device when a Wi-Fi chip is under a low power consumption mode, wherein the wireless message is dedicated to the low power consumption mode; detecting whether the wireless message is a specific wakeup message, wherein the specific wakeup message is generated by the second intelligent device based on a state of the first intelligent device obtained from a third party server, the first intelligent device being configured to send the state of the first intelligent device to the third party server periodically; and if it is detected that the wireless message is the specific wakeup message, sending an interrupt signal to the MCU chip via a wakeup pin connected between the Wi-Fi chip and the MCU chip, so as to wake up the MCU chip, wherein, the MCU chip and the Wi-Fi chip are integrated in the same Wi-Fi module, and wherein after sending the interrupt signal to the MCU chip so as to wake up the MCU chip, the method further comprises: controlling by the MCU chip, the Wi-Fi chip to switch to a normal working mode from the low power consumption mode, and wherein after controlling by the MCU chip the Wi-Fi chip to switch to a normal working mode from the low power consumption mode, the method further comprises: controlling, by the MCU chip, the Wi-Fi chip to broadcast a notification message; and receiving, by the Wi-Fi chip, data sent by the second intelligent device according to the notification message. receiving a wireless message sent from a second intelligent device when a Wi-Fi chip is under a low power consumption mode, wherein the wireless message is dedicated to the low power consumption mode; detecting whether the wireless message is a specific wakeup message, wherein the specific wakeup message is generated by the second intelligent device based on a state of the first intelligent device obtained from a third party server, the first intelligent device being configured to send the state of the first intelligent device to the third party server periodically; and if it is detected that the wireless message is the specific wakeup message, sending an interrupt signal to the MCU chip via a wakeup pin connected between the Wi-Fi chip and the MCU chip, so as to wake up the MCU chip, wherein, the MCU chip and the Wi-Fi chip are integrated in the same Wi-Fi module, and wherein after sending the interrupt signal to the MCU chip so as to wake up the MCU chip, the method further comprises: controlling by the MCU chip, the Wi-Fi chip to switch to a normal working mode from the low power consumption mode, and wherein after controlling by the MCU chip the Wi-Fi chip to switch to a normal working mode from the low power consumption mode, the method further comprises: controlling, by the MCU chip, the Wi-Fi chip to broadcast a notification message; and receiving, by the Wi-Fi chip, data sent by the second intelligent device according to the notification message. controlling, by the MCU chip, the Wi-Fi chip to broadcast a notification message; and receiving, by the Wi-Fi chip, data sent by the second intelligent device according to the notification message.