ELECTRONIC DETONATOR CONTROL CHIP
First Claim
1. An electronic detonator control chip, characterized by comprising a communication interface circuit, a rectifier bridge circuit, a charging circuit, a charging control circuit, a power supply management circuit, a firing control circuit, a logic control circuit, a non-volatile memory, a reset circuit, a safe discharging circuit, and a clock circuit, whereinone end of the rectifier bridge circuit is connected to the communication interface circuit, forming a set of first pin extending to the exterior of the chip;
- one end of the rectifier bridge circuit leads to the charging circuit and the charging control circuit, supplying power to the both above;
the other end of the rectifier bridge circuit is grounded;
one end of the charging circuit is connected to the rectifier bridge circuit;
the other end is connected to the power supply management circuit and also extends to the exterior of the chip, forming a set of second pin;
one end of the charging control circuit is connected to the rectifier bridge circuit, one end is grounded, and one end is connected to the logic control circuit;
another end of the charging control circuit is connected to the safe discharging circuit and also extends to the exterior of the control chip, forming a set of third pin;
one end of the safe discharging circuit is connected to the logic control circuit, one end is grounded, and the other end is connected to the third pin within the control chip;
one end of the power supply management circuit is connected to the second pin within the control chip, and one end is grounded;
the other end of the power supply management circuit extends to the exterior of the chip, forming a set of fourth pin of the power supply output terminal of the control chip;
one end of the communication interface circuit is grounded, one end is connected to the first pin within the control chip, one end leads to the logic control circuit, and the other end is connected to the fourth pin within the control chip;
one end of the reset circuit is grounded, one end is connected to the fourth pin within the control chip, and the other end is connected to the logic control circuit;
one end of the firing control circuit is grounded;
one end extends to the exterior of the control chip, forming a set of fifth pin, and the other end leads to the logic control circuit;
one end of the clock circuit is connected to the fourth pin within the chip, and the other end leads to the logic control circuit;
one end of the logic control circuit is connected to the clock circuit, one end is connected to the fourth pin within the control chip, one end is grounded, one end is connected to the non-volatile memory, one end is connected to the communication interface circuit, one end is connected to the reset circuit, one end is connected to the safe discharging circuit, one end is connected to the charging control circuit, and the other end is connected to the firing control circuit; and
one end of the non-volatile memory is connected to the fourth pin within the control chip, one end is connected to the logic control circuit, and the other end is grounded.
2 Assignments
0 Petitions
Accused Products
Abstract
An electronic detonator control chip (100) includes a communication interface circuit (101), a rectification bridge circuit (102), a charging circuit (103), a charging control circuit (110), a power management circuit (104), a firing control circuit (105), a logic control circuit (106), a non-volatile memory (107), a reset circuit (111), a safe discharging circuit (108), and a clock circuit (202). Wherein, the communication interface circuit (101) includes a data modulation module (210) and a data demodulation module (211) including two data demodulation circuits (212). The logic control circuit (106) further includes a programmable delay module (281), an input/out interface (282), a serial communication interface (283), a prescaler (284), a CPU (285), and so on. Therefore, the electronic detonator control chip provided by the invention enables to realize the functions of two-wire non-polarity connection, bidirectional communication with a detonation equipment external of the electronic detonator control chip, ID card inside the detonator, control of the detonation process and online program of the delay time and so on.
17 Citations
34 Claims
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1. An electronic detonator control chip, characterized by comprising a communication interface circuit, a rectifier bridge circuit, a charging circuit, a charging control circuit, a power supply management circuit, a firing control circuit, a logic control circuit, a non-volatile memory, a reset circuit, a safe discharging circuit, and a clock circuit, wherein
one end of the rectifier bridge circuit is connected to the communication interface circuit, forming a set of first pin extending to the exterior of the chip; - one end of the rectifier bridge circuit leads to the charging circuit and the charging control circuit, supplying power to the both above;
the other end of the rectifier bridge circuit is grounded;one end of the charging circuit is connected to the rectifier bridge circuit;
the other end is connected to the power supply management circuit and also extends to the exterior of the chip, forming a set of second pin;one end of the charging control circuit is connected to the rectifier bridge circuit, one end is grounded, and one end is connected to the logic control circuit;
another end of the charging control circuit is connected to the safe discharging circuit and also extends to the exterior of the control chip, forming a set of third pin;one end of the safe discharging circuit is connected to the logic control circuit, one end is grounded, and the other end is connected to the third pin within the control chip; one end of the power supply management circuit is connected to the second pin within the control chip, and one end is grounded;
the other end of the power supply management circuit extends to the exterior of the chip, forming a set of fourth pin of the power supply output terminal of the control chip;one end of the communication interface circuit is grounded, one end is connected to the first pin within the control chip, one end leads to the logic control circuit, and the other end is connected to the fourth pin within the control chip; one end of the reset circuit is grounded, one end is connected to the fourth pin within the control chip, and the other end is connected to the logic control circuit; one end of the firing control circuit is grounded;
one end extends to the exterior of the control chip, forming a set of fifth pin, and the other end leads to the logic control circuit;one end of the clock circuit is connected to the fourth pin within the chip, and the other end leads to the logic control circuit; one end of the logic control circuit is connected to the clock circuit, one end is connected to the fourth pin within the control chip, one end is grounded, one end is connected to the non-volatile memory, one end is connected to the communication interface circuit, one end is connected to the reset circuit, one end is connected to the safe discharging circuit, one end is connected to the charging control circuit, and the other end is connected to the firing control circuit; and one end of the non-volatile memory is connected to the fourth pin within the control chip, one end is connected to the logic control circuit, and the other end is grounded. - View Dependent Claims (2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33)
- one end of the rectifier bridge circuit leads to the charging circuit and the charging control circuit, supplying power to the both above;
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7. (canceled)
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9. (canceled)
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34. An electronic detonator, characterized by comprising a control chip comprising a communication interface circuit, a rectifier bridge circuit, a charging circuit, a charging control circuit, a power supply management circuit, a firing control circuit, a logic control circuit, a non-volatile memory, a reset circuit, a safe discharging circuit, and a clock circuit, wherein
one end of the rectifier bridge circuit is connected to the communication interface circuit, forming a set of first pin extending to the exterior of the chip; - one end of the rectifier bridge circuit leads to the charging circuit and the charging control circuit, supplying power to the both above;
the other end of the rectifier bridge circuit is grounded;one end of the charging circuit is connected to the rectifier bridge circuit;
the other end is connected to the power supply management circuit and also extends to the exterior of the chip, forming a set of second pin;one end of the charging control circuit is connected to the rectifier bridge circuit, one end is grounded, and one end is connected to the logic control circuit;
another end of the charging control circuit is connected to the safe discharging circuit and also extends to the exterior of the control chip, forming a set of third pin;one end of the safe discharging circuit is connected to the logic control circuit, one end is grounded, and the other end is connected to the third pin within the control chip; one end of the power supply management circuit is connected to the second pin within the control chip, and one end is grounded;
the other end of the power supply management circuit extends to the exterior of the chip, forming a set of fourth pin as the power supply output terminal of the control chip;one end of the communication interface circuit is grounded, one end is connected to the first pin within the control chip, one end leads to the logic control circuit, and the other end is connected to the fourth pin within the control chip; one end of the reset circuit is grounded, one end is connected to the fourth pin within the control chip, and the other end is connected to the logic control circuit; one end of the firing control circuit is grounded;
one end extends to the exterior of the control chip, forming a set of fifth pin; and
the other end leads to the logic control circuit;one end of the clock circuit is connected to the fourth pin within the chip, and the other end leads to the logic control circuit; one end of the logic control circuit is connected to the clock circuit, one end is connected to the fourth pin within the control chip, one end is grounded, one end is connected to the non-volatile memory, one end is connected to the communication interface circuit, one end is connected to the reset circuit, one end is connected to the safe discharging circuit, one end is connected to the charging control circuit, and the other end is connected to the firing control circuit; and one end of the non-volatile memory is connected to the fourth pin within the control chip, one end is connected to the logic control circuit, and the other end is grounded.
- one end of the rectifier bridge circuit leads to the charging circuit and the charging control circuit, supplying power to the both above;
Specification