Circuit and operating method for integrated interface of PDA and wireless communication system
First Claim
1. A circuit for integrated interface of PDA and wireless communication system, suitable for integrating a PDA and a wireless communication system, the circuit for an integrated interface of the PDA and the wireless communication system comprising:
- a first serial port, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, and the first serial port is used to transmit a control signal between the PDA and the wireless communication system;
a second serial port, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, and the second serial port is used to transmit a digital data between the PDA and the wireless communication system;
a PDA-turn-on-wireless-communication-system signal line, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, the PDA-turn-on-wireless-communication-system signal line is used to have the PDA turn on the wireless communication system;
a PDA-reset-wireless-communication-system signal line, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, and the PDA-reset-wireless-communication-system signal line is used to have the PDA reset the wireless communication system;
a PDA-state signal line, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, the PDA-state signal line is used to transmit the status of the PDA to the wireless communication system;
a wireless-communication-system-state/wake-up-PDA signal line, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, the wireless-communication-system-state/wake-up-PDA signal line is used to transmit the status of the wireless communication system to the PDA; and
a power system, providing a power to the PDA and the wireless communication system respectively, and providing a power-shortage signal to the PDA and the wireless communication system when the power is insufficient.
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Accused Products
Abstract
A circuit and operating method for an integrated interface of a PDA and a wireless communication system are disclosed. The circuit includes a PDA-turn-on-wireless-communication-system signal line, a PDA-reset-wireless-communication-system signal line, a PDA-state signal line, a wireless-communication-system-state/wake-up-PDA signal line and two serial ports, wherein the serial ports are electrically connected between the PDA and the wireless communication system, and one of the two ports is used to transmit control signal and status data, another one of the two ports is used to transmit digital data signals. Moreover, the PDA-turn-on-wireless-communication-system signal line and the PDA-reset-wireless-communication-system signal line makes the PDA able to turn on and reset the wireless communication system, respectively. The PDA-state signal line and the wireless-communication-system-state/wake-up-PDA signal line transmit the status of the PDA and wireless communication system to each other.
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Citations
19 Claims
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1. A circuit for integrated interface of PDA and wireless communication system, suitable for integrating a PDA and a wireless communication system, the circuit for an integrated interface of the PDA and the wireless communication system comprising:
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a first serial port, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, and the first serial port is used to transmit a control signal between the PDA and the wireless communication system; a second serial port, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, and the second serial port is used to transmit a digital data between the PDA and the wireless communication system; a PDA-turn-on-wireless-communication-system signal line, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, the PDA-turn-on-wireless-communication-system signal line is used to have the PDA turn on the wireless communication system; a PDA-reset-wireless-communication-system signal line, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, and the PDA-reset-wireless-communication-system signal line is used to have the PDA reset the wireless communication system; a PDA-state signal line, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, the PDA-state signal line is used to transmit the status of the PDA to the wireless communication system; a wireless-communication-system-state/wake-up-PDA signal line, having two terminals, wherein one terminal is electrically connected to the PDA, the other terminal is electrically connected to the wireless communication system, the wireless-communication-system-state/wake-up-PDA signal line is used to transmit the status of the wireless communication system to the PDA; and a power system, providing a power to the PDA and the wireless communication system respectively, and providing a power-shortage signal to the PDA and the wireless communication system when the power is insufficient. - View Dependent Claims (2, 3)
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4. An operating method for an integrated interface of a PDA and a wireless communication system, suitable for integrating a PDA and a wireless communication system, the operating method for an integrated interface of the PDA and the wireless communication system comprising:
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using a first serial port to bi-directionally transmit a control signal between the PDA and the wireless communication system; using a second serial port to bi-directionally transmit a digital data between the PDA and the wireless communication system; and when the PDA is turned on for the first time, performing the following steps; turning on the PDA; checking the status of the wireless communication system; when the wireless communication system has been turned on, resetting the wireless communication system via a PDA-resetwireless-communication-system signal, and when the wireless communication system has not been turned on yet, turning an the wireless communication system via a PDA-turn-on-wireless-communication-system signal and resetting the wireless communication system via the PDA-reset-wireless-communication-system signal; after resetting the wireless communication system and waiting for a first predetermined period of time, checking the status of the wireless communication system; if the status of the wireless communication system is normal, the first time turn-on-device is completed; and if the status of the wireless communication system is abnormal, displaying an error message to indicate that turning on the wireless communication system is in failure. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A turn-on-device method for an integrated interface of a PDA and a wireless communication system, suitable for integrating the PDA and the wireless communication system and used for the first time to turn-on-device, the turn-on-device method for an integrated interface of a PDA and a wireless communication system comprising the following steps:
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turning on the PDA; checking the status of the wireless communication system; when the wireless communication system has been turned on, resetting the wireless communication system via a PDA-reset-wireless-communication-system signal, and when the wireless communication system has not been turned on yet, turning on the wireless communication system via a PDA-turn-on-wireless-communication-system signal and resetting the wireless communication system via the PDA-reset-wireless-communication-system signal; after resetting the wireless communication system and waiting for a first predetermined period of time, checking the status of the wireless communication system; if the status of the wireless communication system is normal, the first time turn-on-device is completed; and if the status of the wireless communication system is abnormal, displaying an error message to indicate that turning on the wireless communication system is in failure. - View Dependent Claims (15, 16, 17, 18, 19)
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Specification