CN203931460U - High-performance industrial control system base plate - Google Patents
High-performance industrial control system base plate Download PDFInfo
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- CN203931460U CN203931460U CN201420289929.6U CN201420289929U CN203931460U CN 203931460 U CN203931460 U CN 203931460U CN 201420289929 U CN201420289929 U CN 201420289929U CN 203931460 U CN203931460 U CN 203931460U
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Abstract
The utility model provides a kind of high-performance industrial control system base plate, it adopts interface conversion circuit that the rgb interface of TFT liquid crystal display module, LVDS interface or MIPI interface conversion are to MCU interface, thereby the interface that solves industrial computer only has a kind of interface and can not change and problem that cannot the compatible liquid crystal display module updating; Data processing circuit can, to the initialization of liquid crystal display module, need not upgrade the software of main control computer mainboard because TFT liquid crystal display module IC changes by interface conversion circuit; Backlight drive circuit is used for the backlight module of drive TFT liquid crystal display module, the problem that can avoid backlight module difference and change the circuit on industrial control computer mainboard, thus facilitate the maintenance in later stage the serviceable life of effectively improving industrial computer, thereby reduce the cost of industrial computer, raise the efficiency.
Description
Technical field
The utility model relates to industrial computer technical field, relates in particular to a kind of high-performance industrial control system base plate.
Background technology
Industrial computer full name industrial control computer, is the computing machine designing for Industry Control specially, for machinery and equipment that production run is used, production procedure, data parameters etc., monitors and controls.Industrial computer often can move under environment comparison rugged environment, also higher to the security requirement of data, so particular design such as industrial computer conventionally can be reinforced, prevents dust, protection against the tide, anticorrosion, radiation proofs.Industrial computer is also very high for the requirement of extendability, and the design of interface need to meet specific external unit, and therefore in most cases industrial computer needs independent customization just can satisfy the demands, and the production cost of industrial computer is higher.Existing industrial computer is used TFT liquid crystal display module mostly.But along with scientific and technical development, the speed that TFT liquid crystal display module updates is more and more faster.Therefore; when the TFT liquid crystal display module on industrial computer breaks down, be difficult to find the TFT liquid crystal display module of same size to be replaced, maintenance difficult; therefore usually have TFT liquid crystal display module, affect the industrial computer situation generation in serviceable life serviceable life, cause industrial computer short serviceable life.
Therefore, there is defect in prior art, needs to improve.
Utility model content
The purpose of this utility model is to provide a kind of high-performance industrial control system base plate, to solve TFT liquid crystal display module, affects industrial computer serviceable life serviceable life, causes industrial computer short problem in serviceable life.
The technical solution of the utility model is as follows: the utility model provides a kind of high-performance industrial control system base plate, this high-performance industrial control system base plate comprises a pcb board, on this pcb board, be formed with circuit structure, this circuit structure comprises: interface conversion circuit, data processing circuit with described interface conversion circuit electric connection, backlight drive circuit with described interface conversion circuit electric connection, described interface conversion circuit is for being electrically connected with TFT liquid crystal display module, with by the rgb interface of TFT liquid crystal display module, LVDS interface or MIPI interface conversion are MCU interface, described backlight drive circuit is electrically connected for the backlight module with TFT liquid crystal display module, backlight module with drive TFT liquid crystal display module is luminous.
Described interface conversion circuit comprises: the first chip, first to fourth resistance, the first to the 13 electric capacity and the first crystal oscillator, described the first chip has the first to the 100 pin, described the first pin, the 3rd pin, the 16 pin, the 25 pin, the 31 pin, the 35 pin, the 40 pin, the 41 pin, the 42 pin, the 50 pin, the 51 pin, the 59 pin and the 78 pin are all connected to ground wire, described the second pin, the 18 pin, the 27 pin, the 32 pin, the 61 pin, the 77 pin and the 79 pin be all for cut-in operation power supply, described the 4th pin and working power, and one end of the first electric capacity is electrically connected, the other end of described the first electric capacity is connected to ground wire, one end of described the 5th pin and described the tenth electric capacity is electrically connected, the other end of described the tenth electric capacity is connected to ground wire, one end of described the 6th pin and described the 11 electric capacity is electrically connected, the other end of described the 11 electric capacity is connected to ground wire, one end of described the 7th pin and described the 12 electric capacity is electrically connected, the other end of described the 12 electric capacity is connected to ground wire, one end of described the 8th pin and described the 13 electric capacity is electrically connected, the other end of described the 13 electric capacity is connected to ground wire, described the 9th to the 12 pin is for being electrically connected with described data processing circuit, one end of described the 13 pin and the 3rd resistance, and one end electric connection of the 4th resistance, the other end of described the 3rd resistance is for cut-in operation power supply, and the other end of described the 4th resistance is connected to ground wire, described the 14 pin, the 15 pin and the 19 to the 24 pin are all electrically connected with described data processing circuit, one end of described the 17 pin and described the second electric capacity, the 57 pin, and the 80 pin be electrically connected, the other end of described the second electric capacity is connected to ground wire, described the 28 pin respectively with one end of described the first resistance, one end of the first crystal oscillator, and one end of the 3rd electric capacity is electrically connected, described the 29 pin respectively with the other end of described the first resistance, the other end of the first crystal oscillator, and one end of the 4th electric capacity is electrically connected, the other end of the other end of described the 3rd electric capacity and described the 4th electric capacity is all connected to ground wire, one end of the 30 pin and described the 5th electric capacity is electrically connected, the other end of described the 5th electric capacity is connected to ground wire, described the 33 pin and described backlight drive circuit are electrically connected, described the 38 pin respectively with described data processing circuit, one end of the second resistance, and one end of the 6th electric capacity is electrically connected, the other end of described the second resistance is for cut-in operation power supply, the other end of described the 6th electric capacity is connected to ground wire, one end of described the 74 pin and described the 8th electric capacity is electrically connected, the other end of described the 8th electric capacity is connected to ground wire, one end of described the 76 pin and described the 9th electric capacity is electrically connected, the other end of described the 9th electric capacity is electrically connected to ground wire, described the 85 to the 100 pin is for being electrically connected with described TFT liquid crystal display module, one end of described the 7th electric capacity and the 51 pin are electrically connected, the other end of described the 7th electric capacity and described the 57 pin are electrically connected, the described the 26, the 39, the the 43 to the 49 pin, the the 52 to the 56 pin, the 58 pin, the 60 pin, the 62 pin, the 63 pin, the 67 pin, the 68 pin, the the 70 to the 73 pin and the unsettled setting of the 75 pin.
Described the first chip is RA8872, and described the first crystal oscillator is quartz oscillator.
Described data processing circuit comprises: the second chip, the second crystal oscillator, the the 14 to the 17 electric capacity and the 5th resistance, described the second chip has the 101 to the 132 pin, described 101 pins, the 102 pin, the the 109 to the 111 pin, the 115 pin, the 116 pin, the the 123 to the 126 pin, and the 130 to the 132 pin be all electrically connected with described interface conversion circuit, described the 103 pin, the 105 pin, and the 121 pin be all electrically connected to ground wire, described the 104 pin, the 106 pin, the 118 pin and the 120 pin be all for cut-in operation power supply, described the 107 pin respectively with one end of the second crystal oscillator, and one end of the 14 electric capacity is electrically connected, described the 108 pin respectively with the other end of the second crystal oscillator, and one end of the 15 electric capacity is electrically connected, the other end of described the 14 electric capacity is electrically connected to ground wire, the other end of described the 15 electric capacity is connected to ground wire, described the 117 pin is also electrically connected with one end of described the 16 electric capacity, the other end of described the 16 electric capacity is electrically connected to ground wire, described the 129 pin respectively with one end of described the 5th resistance, and one end electric connection of the 17 electric capacity, the other end of described the 5th resistance is for cut-in operation power supply, and the other end of described the 17 electric capacity is electrically connected to ground wire, described the 112 to the 114 pin, the 119 pin, the 122 pin, the 127 pin and all unsettled settings of the 128 pin.
The model of described the second chip is ATMEGA8, and described the second crystal oscillator is quartz oscillator.
Described backlight drive circuit comprises: the 3rd chip, the the 18 to the 22 electric capacity, the 6th to the 11 resistance, inductance and schottky diode, described the 3rd chip has the 133 pin to the 138 pins, described the 133 pin respectively with one end of described inductance, and one end of schottky diode is electrically connected, the other end of described inductance respectively with described the 138 pin, one end of the 6th resistance, one end of the 18 electric capacity and working power are electrically connected, the other end of described schottky diode respectively with the 137 pin, one end of the 11 resistance, one end of the 21 electric capacity, and one end of the 22 electric capacity is electrically connected, the other end of described the 11 resistance is for connecting the backlight module of TFT liquid crystal display module, described the 21 other end of electric capacity and the other end of the 22 electric capacity are all electrically connected to ground wire, described the 134 pin is electrically connected to ground wire, described the 135 pin and described the 8th resistance are electrically connected, the other end of described the 3rd resistance respectively with one end of the 9th resistance, one end of the tenth resistance, and the backlight module of TFT liquid crystal display module is electrically connected, the other end of the other end of described the 9th resistance and the tenth resistance is all electrically connected to ground wire, described the 136 pin respectively with the other end of the 6th resistance, interface conversion circuit, one end of the 19 electric capacity, one end of the 20 electric capacity, and one end electric connection of the 7th resistance, the other end of described the 19 electric capacity, the other end of the 20 electric capacity, and the other end of the 7th resistance is all electrically connected with ground wire, the other end of described the 18 electric capacity is electrically connected to ground wire.
The model of described the 3rd chip is AME5142AEEYADJZ.
This circuit structure also comprises a Voltage stabilizing module, and this Voltage stabilizing module comprises the 23 to the 26 electric capacity; Described the 23 electric capacity one end and working power are electrically connected, and the other end and ground wire are electrically connected; Described the 24 electric capacity one end and working power are electrically connected, and the other end and ground wire are electrically connected; Described the 25 electric capacity one end and working power are electrically connected, and the other end and ground wire are electrically connected; Described the 26 electric capacity one end and working power are electrically connected, and the other end and ground wire are electrically connected.
Adopt such scheme, high-performance industrial control system base plate of the present utility model, adopt interface conversion circuit that the rgb interface of TFT liquid crystal display module, LVDS interface or MIPI interface conversion are to MCU interface, thereby the interface that solves industrial computer only have a kind of interface and can not change and problem that cannot the compatible liquid crystal display module updating; Data processing circuit can, to the initialization of liquid crystal display module, need not upgrade the software of main control computer mainboard because TFT liquid crystal display module IC changes by interface conversion circuit; Backlight drive circuit is used for the backlight module of drive TFT liquid crystal display module, the problem that can avoid backlight module difference and change the circuit on industrial control computer mainboard, thus facilitate the maintenance in later stage the serviceable life of effectively improving industrial computer, thereby reduce the cost of industrial computer, raise the efficiency.
Accompanying drawing explanation
Fig. 1 is the module diagram of circuit structure on the utility model high-performance industrial control system base plate.
Fig. 2 is the circuit diagram of interface conversion circuit in the utility model.
Fig. 3 is the circuit diagram of data processing circuit in the utility model.
Fig. 4 is the circuit diagram of backlight drive circuit in the utility model.
Fig. 5 is the circuit diagram of Voltage stabilizing module in the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Refer to Fig. 1 to Fig. 4, the utility model provides a kind of high-performance industrial control system base plate, this high-performance industrial control system base plate comprises a pcb board, on this pcb board, be formed with circuit structure, this circuit structure comprises: interface conversion circuit 10, data processing circuit 20 with described interface conversion circuit 10 electric connections, backlight drive circuit 30 with described interface conversion circuit 10 electric connections, described interface conversion circuit 10 is for being electrically connected with TFT liquid crystal display module (not shown), with by the rgb interface of TFT liquid crystal display module, LVDS interface or MIPI interface conversion are MCU interface, described backlight drive circuit 30 is electrically connected for the backlight module with TFT liquid crystal display module, backlight module with drive TFT liquid crystal display module is luminous.
Described interface conversion circuit 10 comprises: the first chip U1, first to fourth resistance R 1, R2, R3, R4, the first to the 13 capacitor C 1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13 and the first crystal oscillator X1, described the first chip U1 has the first to the 100 pin, described the first pin, the 3rd pin, the 16 pin, the 25 pin, the 31 pin, the 35 pin, the 40 pin, the 41 pin, the 42 pin, the 50 pin, the 51 pin, the 59 pin and the 78 pin are all connected to ground wire, described the second pin, the 18 pin, the 27 pin, the 32 pin, the 61 pin, the 77 pin and the 79 pin be all for cut-in operation power supply VCC, described the 4th pin and working power VCC, and one end of the first capacitor C 1 is electrically connected, the other end of described the first capacitor C 1 is connected to ground wire, one end of described the 5th pin and described the tenth capacitor C 10 is electrically connected, the other end of described the tenth capacitor C 10 is connected to ground wire, one end of described the 6th pin and described the 11 capacitor C 11 is electrically connected, the other end of described the 11 capacitor C 11 is connected to ground wire, one end of described the 7th pin and described the 12 capacitor C 12 is electrically connected, the other end of described the 12 capacitor C 12 is connected to ground wire, one end of described the 8th pin and described the 13 capacitor C 13 is electrically connected, the other end of described the 13 capacitor C 13 is connected to ground wire, described the 9th to the 12 pin is for being electrically connected with described data processing circuit 20, one end of described the 13 pin and the 3rd resistance R 3, and one end electric connection of the 4th resistance R 4, the other end of described the 3rd resistance R 3 is for cut-in operation power supply VCC, and the other end of described the 4th resistance R 4 is connected to ground wire, described the 14 pin, the 15 pin and the 19 to the 24 pin are all electrically connected with described data processing circuit 20, one end of described the 17 pin and described the second capacitor C 2, the 57 pin, and the 80 pin be electrically connected, the other end of described the second capacitor C 2 is connected to ground wire, described the 28 pin respectively with one end of described the first resistance R 1, one end of the first crystal oscillator X1, and one end of the 3rd capacitor C 3 is electrically connected, described the 29 pin respectively with the other end of described the first resistance R 1, the other end of the first crystal oscillator X1, and one end of the 4th capacitor C 4 is electrically connected, the other end of the other end of described the 3rd capacitor C 3 and described the 4th capacitor C 4 is all connected to ground wire, one end of the 30 pin and described the 5th capacitor C 5 is electrically connected, the other end of described the 5th capacitor C 5 is connected to ground wire, described the 33 pin and described backlight drive circuit 30 is electrically connected, described the 38 pin respectively with described data processing circuit 20, one end of the second resistance R 2, and one end of the 6th capacitor C 6 is electrically connected, the other end of described the second resistance R 2 is for cut-in operation power supply VCC, the other end of described the 6th capacitor C 6 is connected to ground wire, one end of described the 74 pin and described the 8th capacitor C 8 is electrically connected, the other end of described the 8th capacitor C 8 is connected to ground wire, one end of described the 76 pin and described the 9th capacitor C 9 is electrically connected, the other end of described the 9th capacitor C 9 is electrically connected to ground wire, described the 85 to the 100 pin is for being electrically connected with described TFT liquid crystal display module, one end of described the 7th capacitor C 7 and the 51 pin are electrically connected, the other end and described the 57 pin are electrically connected, the described the 26, the 39, the the 43 to the 49 pin, the the 52 to the 56 pin, the 58 pin, the 60 pin, the 62 pin, the 63 pin, the 67 pin, the 68 pin, the the 70 to the 73 pin and the unsettled setting of the 75 pin.Described the first chip U1 is RA8872, and described the first crystal oscillator X1 is quartz oscillator.
Described data processing circuit 20 comprises: the second chip U2, the second crystal oscillator X2, the the 14 to the 17 capacitor C 14, C15, C16, C17 and the 5th resistance R 5, described the second chip U2 has the 101 to the 132 pin, described 101 pins, the 102 pin, the the 109 to the 111 pin, the 115 pin, the 116 pin, the the 123 to the 126 pin, and the 130 to the 132 pin be all electrically connected with described interface conversion circuit 10, described the 103 pin, the 105 pin, and the 121 pin be all electrically connected to ground wire, described the 104 pin, the 106 pin, the 118 pin and the 120 pin be all for cut-in operation power supply VCC, described the 107 pin respectively with one end of the second crystal oscillator X2, and one end of the 14 capacitor C 14 is electrically connected, described the 108 pin respectively with the other end of the second crystal oscillator X2, and one end of the 15 capacitor C 15 is electrically connected, the other end of described the 14 capacitor C 14 is electrically connected to ground wire, the other end of described the 15 capacitor C 15 is connected to ground wire, described the 117 pin is also electrically connected with one end of described the 16 capacitor C 16, the other end of described the 16 capacitor C 16 is electrically connected to ground wire, described the 129 pin respectively with one end of described the 5th resistance R 5, and one end electric connection of the 17 capacitor C 17, the other end of described the 5th resistance R 5 is for cut-in operation power supply VCC, and the other end of described the 17 capacitor C 17 is electrically connected to ground wire, described the 112 to the 114 pin, the 119 pin, the 122 pin, the 127 pin and all unsettled settings of the 128 pin.The model of described the second chip U2 is ATMEGA8, and described the second crystal oscillator X2 is quartz oscillator.
Described backlight drive circuit 30 comprises: the 3rd chip U3, the the 18 to the 22 capacitor C 18, C19, C20, C21, C22, the the 6th to the 11 resistance R 6, R7, R8, R9, R10, R11, inductance L and schottky diode D, described the 3rd chip U3 has the 133 pin to the 138 pins, described the 133 pin respectively with one end of described inductance L, and one end of schottky diode D is electrically connected, the other end of described inductance L respectively with described the 138 pin, one end of the 6th resistance R 6, one end of the 18 capacitor C 18 and working power VCC are electrically connected, the other end of described schottky diode D respectively with the 137 pin, one end of the 11 resistance R 11, one end of the 21 capacitor C 21, and one end of the 22 capacitor C 22 is electrically connected, the other end of described the 11 resistance R 11 is for connecting the backlight module of TFT liquid crystal display module, described the 21 other end of capacitor C 21 and the other end of the 22 capacitor C 22 are all electrically connected to ground wire, described the 134 pin is electrically connected to ground wire, described the 135 pin and described the 8th resistance R 8 are electrically connected, the other end of described the 3rd resistance R 3 respectively with one end of the 9th resistance R 9, one end of the tenth resistance R 10, and the backlight module of TFT liquid crystal display module is electrically connected, the other end of the other end of described the 9th resistance R 9 and the tenth resistance R 10 is all electrically connected to ground wire, described the 136 pin respectively with the other end of the 6th resistance R 6, interface conversion circuit 10, one end of the 19 capacitor C 19, one end of the 20 capacitor C 20, and one end electric connection of the 7th resistance R 7, the other end of described the 19 capacitor C 19, the other end of the 20 capacitor C 20, and the other end of the 7th resistance R 7 is all electrically connected with ground wire, the other end of described the 18 capacitor C 18 is electrically connected to ground wire.The model of described the 3rd chip U3 is AME5142AEEYADJZ.
Concrete, the 3rd chip U3 the 136 pin of the 32 pin of described the first chip U1 and backlight drive circuit 30 is electrically connected, described the tenth pin and described the 125 pin are electrically connected, described the 11 pin and described the 123 pin are electrically connected, described the 12 pin and described the 124 pin are electrically connected, described the 14 pin and described the 130 pin are electrically connected, the 15 pin and described the 131 pin are electrically connected, described the 19 pin and described the 132 pin are electrically connected, described the 20 pin and the 101 pin are electrically connected, described the 21 pin and described the 102 pin are electrically connected, described the 22 pin and described the 109 pin are electrically connected, described the 23 pin and the 110 pin are electrically connected, described the 24 pin and the 111 pin are electrically connected.
This circuit structure also comprises a Voltage stabilizing module, utilizes this Voltage stabilizing module to carry out voltage regulation filtering to working power.This Voltage stabilizing module comprises the 23 to the 26 capacitor C 23, C24, C25, C26; Described the 23 capacitor C 23 one end and working power VCC are electrically connected, and the other end and ground wire are electrically connected; Described the 24 capacitor C 24 one end and working power are electrically connected, and the other end and ground wire are electrically connected; Described the 25 capacitor C 25 one end and working power are electrically connected, and the other end and ground wire are electrically connected; Described the 26 capacitor C 26 one end and working power are electrically connected, and the other end and ground wire are electrically connected.
In sum, the utility model provides a kind of high-performance industrial control system base plate, adopt interface conversion circuit that the rgb interface of TFT liquid crystal display module, LVDS interface or MIPI interface conversion are to MCU interface, thereby the interface that solves industrial computer only have a kind of interface and can not change and problem that cannot the compatible liquid crystal display module updating; Data processing circuit can, to the initialization of liquid crystal display module, need not upgrade the software of main control computer mainboard because TFT liquid crystal display module IC changes by interface conversion circuit; Backlight drive circuit is used for the backlight module of drive TFT liquid crystal display module, the problem that can avoid backlight module difference and change the circuit on industrial control computer mainboard, thus facilitate the maintenance in later stage the serviceable life of effectively improving industrial computer, thereby reduce the cost of industrial computer, raise the efficiency.。
These are only preferred embodiment of the present utility model, be not limited to the utility model, all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a high-performance industrial control system base plate, it is characterized in that, this high-performance industrial control system base plate comprises a pcb board, on this pcb board, be formed with circuit structure, this circuit structure comprises: interface conversion circuit, data processing circuit with described interface conversion circuit electric connection, backlight drive circuit with described interface conversion circuit electric connection, described interface conversion circuit is for being electrically connected with TFT liquid crystal display module, with by the rgb interface of TFT liquid crystal display module, LVDS interface or MIPI interface conversion are MCU interface, described backlight drive circuit is electrically connected for the backlight module with TFT liquid crystal display module, backlight module with drive TFT liquid crystal display module is luminous.
2. high-performance industrial control system base plate according to claim 1, is characterized in that, described interface conversion circuit comprises: the first chip, first to fourth resistance, the first to the 13 electric capacity and the first crystal oscillator, described the first chip has the first to the 100 pin, described the first pin, the 3rd pin, the 16 pin, the 25 pin, the 31 pin, the 35 pin, the 40 pin, the 41 pin, the 42 pin, the 50 pin, the 51 pin, the 59 pin and the 78 pin are all connected to ground wire, described the second pin, the 18 pin, the 27 pin, the 32 pin, the 61 pin, the 77 pin and the 79 pin be all for cut-in operation power supply, described the 4th pin and working power, and one end of the first electric capacity is electrically connected, the other end of described the first electric capacity is connected to ground wire, one end of described the 5th pin and described the tenth electric capacity is electrically connected, the other end of described the tenth electric capacity is connected to ground wire, one end of described the 6th pin and described the 11 electric capacity is electrically connected, the other end of described the 11 electric capacity is connected to ground wire, one end of described the 7th pin and described the 12 electric capacity is electrically connected, the other end of described the 12 electric capacity is connected to ground wire, one end of described the 8th pin and described the 13 electric capacity is electrically connected, the other end of described the 13 electric capacity is connected to ground wire, described the 9th to the 12 pin is for being electrically connected with described data processing circuit, one end of described the 13 pin and the 3rd resistance, and one end electric connection of the 4th resistance, the other end of described the 3rd resistance is for cut-in operation power supply, and the other end of described the 4th resistance is connected to ground wire, described the 14 pin, the 15 pin and the 19 to the 24 pin are all electrically connected with described data processing circuit, one end of described the 17 pin and described the second electric capacity, the 57 pin, and the 80 pin be electrically connected, the other end of described the second electric capacity is connected to ground wire, described the 28 pin respectively with one end of described the first resistance, one end of the first crystal oscillator, and one end of the 3rd electric capacity is electrically connected, described the 29 pin respectively with the other end of described the first resistance, the other end of the first crystal oscillator, and one end of the 4th electric capacity is electrically connected, the other end of the other end of described the 3rd electric capacity and described the 4th electric capacity is all connected to ground wire, one end of the 30 pin and described the 5th electric capacity is electrically connected, the other end of described the 5th electric capacity is connected to ground wire, described the 33 pin and described backlight drive circuit are electrically connected, described the 38 pin respectively with described data processing circuit, one end of the second resistance, and one end of the 6th electric capacity is electrically connected, the other end of described the second resistance is for cut-in operation power supply, the other end of described the 6th electric capacity is connected to ground wire, one end of described the 74 pin and described the 8th electric capacity is electrically connected, the other end of described the 8th electric capacity is connected to ground wire, one end of described the 76 pin and described the 9th electric capacity is electrically connected, the other end of described the 9th electric capacity is electrically connected to ground wire, described the 85 to the 100 pin is for being electrically connected with described TFT liquid crystal display module, one end of described the 7th electric capacity and the 51 pin are electrically connected, the other end of described the 7th electric capacity and described the 57 pin are electrically connected, the described the 26, the 39, the the 43 to the 49 pin, the the 52 to the 56 pin, the 58 pin, the 60 pin, the 62 pin, the 63 pin, the 67 pin, the 68 pin, the the 70 to the 73 pin and the unsettled setting of the 75 pin.
3. high-performance industrial control system base plate according to claim 2, is characterized in that, described the first chip is RA8872, and described the first crystal oscillator is quartz oscillator.
4. high-performance industrial control system base plate according to claim 1, it is characterized in that, described data processing circuit comprises: the second chip, the second crystal oscillator, the the 14 to the 17 electric capacity and the 5th resistance, described the second chip has the 101 to the 132 pin, described 101 pins, the 102 pin, the the 109 to the 111 pin, the 115 pin, the 116 pin, the the 123 to the 126 pin, and the 130 to the 132 pin be all electrically connected with described interface conversion circuit, described the 103 pin, the 105 pin, and the 121 pin be all electrically connected to ground wire, described the 104 pin, the 106 pin, the 118 pin and the 120 pin are all for cut-in operation power supply, described the 107 pin respectively with one end of the second crystal oscillator, and one end of the 14 electric capacity is electrically connected, described the 108 pin respectively with the other end of the second crystal oscillator, and one end of the 15 electric capacity is electrically connected, the other end of described the 14 electric capacity is electrically connected to ground wire, the other end of described the 15 electric capacity is connected to ground wire, described the 117 pin is also electrically connected with one end of described the 16 electric capacity, the other end of described the 16 electric capacity is electrically connected to ground wire, described the 129 pin respectively with one end of described the 5th resistance, and one end of the 17 electric capacity is electrically connected, the other end of described the 5th resistance is for cut-in operation power supply, the other end of described the 17 electric capacity is electrically connected to ground wire, described the 112 to the 114 pin, the 119 pin, the 122 pin, the 127 pin and all unsettled settings of the 128 pin.
5. high-performance industrial control system base plate according to claim 4, is characterized in that, the model of described the second chip is ATMEGA8, and described the second crystal oscillator is quartz oscillator.
6. high-performance industrial control system base plate according to claim 1, it is characterized in that, described backlight drive circuit comprises: the 3rd chip, the the 18 to the 22 electric capacity, the the 6th to the 11 resistance, inductance and schottky diode, described the 3rd chip has the 133 pin to the 138 pins, described the 133 pin respectively with one end of described inductance, and one end of schottky diode is electrically connected, the other end of described inductance respectively with described the 138 pin, one end of the 6th resistance, one end of the 18 electric capacity and working power are electrically connected, the other end of described schottky diode respectively with the 137 pin, one end of the 11 resistance, one end of the 21 electric capacity, and one end of the 22 electric capacity is electrically connected, the other end of described the 11 resistance is for connecting the backlight module of TFT liquid crystal display module, described the 21 other end of electric capacity and the other end of the 22 electric capacity are all electrically connected to ground wire, described the 134 pin is electrically connected to ground wire, described the 135 pin and described the 8th resistance are electrically connected, the other end of described the 3rd resistance respectively with one end of the 9th resistance, one end of the tenth resistance, and the backlight module of TFT liquid crystal display module is electrically connected, the other end of the other end of described the 9th resistance and the tenth resistance is all electrically connected to ground wire, described the 136 pin respectively with the other end of the 6th resistance, interface conversion circuit, one end of the 19 electric capacity, one end of the 20 electric capacity, and one end of the 7th resistance is electrically connected, the other end of described the 19 electric capacity, the other end of the 20 electric capacity, and the other end of the 7th resistance is all electrically connected with ground wire, the other end of described the 18 electric capacity is electrically connected to ground wire.
7. high-performance industrial control system base plate according to claim 6, is characterized in that, the model of described the 3rd chip is AME5142AEEYADJZ.
8. high-performance industrial control system base plate according to claim 1, is characterized in that, this circuit structure also comprises a Voltage stabilizing module, and this Voltage stabilizing module comprises the 23 to the 26 electric capacity; Described the 23 electric capacity one end and working power are electrically connected, and the other end and ground wire are electrically connected; Described the 24 electric capacity one end and working power are electrically connected, and the other end and ground wire are electrically connected; Described the 25 electric capacity one end and working power are electrically connected, and the other end and ground wire are electrically connected; Described the 26 electric capacity one end and working power are electrically connected, and the other end and ground wire are electrically connected.
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| CN201420289929.6U CN203931460U (en) | 2014-06-03 | 2014-06-03 | High-performance industrial control system base plate |
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| CN201420289929.6U CN203931460U (en) | 2014-06-03 | 2014-06-03 | High-performance industrial control system base plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106463098A (en) * | 2016-07-26 | 2017-02-22 | 北京小米移动软件有限公司 | Display device and motherboards applied to the display device |
-
2014
- 2014-06-03 CN CN201420289929.6U patent/CN203931460U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106463098A (en) * | 2016-07-26 | 2017-02-22 | 北京小米移动软件有限公司 | Display device and motherboards applied to the display device |
| WO2018018410A1 (en) * | 2016-07-26 | 2018-02-01 | 北京小米移动软件有限公司 | Display device and motherboard applied thereto |
| US10084985B2 (en) | 2016-07-26 | 2018-09-25 | Beijing Xiaomi Mobile Software Co., Ltd. | Display device and mainboard applied in the display device |
| CN106463098B (en) * | 2016-07-26 | 2018-11-23 | 北京小米移动软件有限公司 | Show equipment and applied to the mainboard in display equipment |
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Granted publication date: 20141105 Termination date: 20200603 |