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en:carte_electronique_composants_et_montage [2016/05/07 06:22] |
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+ | ===== Electronic Board (Version 1.11) ===== | ||
+ | |||
+ | The electronic card diagram is available as a PDF file. It is recommended to print it on a paper format A3. | ||
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+ | *{{: | ||
+ | {{: | ||
+ | {{: | ||
+ | < | ||
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+ | {{: | ||
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+ | {{: | ||
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+ | {{: | ||
+ | ===== Parts List catalog ===== | ||
+ | |||
+ | | **Quantity** | **Ref of Components** | **Value** | | ||
+ | | 2 | C1,C3 | 220µF electrolytic 16V | | ||
+ | | 8 | C4, | ||
+ | | 12 | C2 **(¹)**, | ||
+ | | 1 | C17 | 1µF tantale (105)| | ||
+ | | 2 | D1,D2 **(¹)** | 1N5817, or 1N5820 **(¹)** | | ||
+ | | 2 | D3,D4 | LED red | | ||
+ | | 6 | D5, | ||
+ | | 2 | D7,D8 | 10BQ015 (SMD) or 1N5819 | | ||
+ | | 4 | D9, | ||
+ | | 2 | IC1,IC8 | [[en: | ||
+ | | 1 | IC2 | [[en: | ||
+ | | 2 | IC3,IC6 | [[en: | ||
+ | | 1 | IC4 | [[en: | ||
+ | | 1 | IC5 | [[en: | ||
+ | | 1 | IC7 | [[en: | ||
+ | | 1 | J1 | Connector 40 Raspberry Pi B+/2B | | ||
+ | | 4 | J4, | ||
+ | | 3 | J2,J6,J10 | RJ 12 : TX RPTER, RX RPTER, LINK | | ||
+ | | 1 | J16 | Connector-DC-2.1mm | | ||
+ | | 4 | K1,K2,K3,K4 |[[en: | ||
+ | | 1 **(¹)** | L1 **(¹)** | 330 µH - 1 A PIS4728 **(¹)** | | ||
+ | | 14 | R1, | ||
+ | | 4 | R9, | ||
+ | | 4 | R33, | ||
+ | | 9 | R10, | ||
+ | | 2 | R14,R17 | 1K linear potentiometer | | ||
+ | | 2 | R15,R18 | 10K linear potentiometer | | ||
+ | | 3 | R19, | ||
+ | | 2 | R23,R24 | 10 1/4W | | ||
+ | | 8 | R25, | ||
+ | | 4 | Tr1, | ||
+ | | 1 **(¹)** | X1 **(¹)** | LM2575T-5 **(¹)** | ||
+ | | 1 | X2 | KIM-055L | | ||
+ | | 1 | F1 | Fuse TR5 2A| | ||
+ | | 4 | OTHERS | Spacers 10mm M3 female/ | ||
+ | | 1 | OTHERS | Breakable Connectors HE14 step of 2,54mm right 1x36 | | ||
+ | < | ||
+ | * C2, | ||
+ | * D2, | ||
+ | * L1, | ||
+ | * X1 (LM2575T-5) | ||
+ | </ | ||
+ | |||
+ | The PCB of the SVXLink Card | ||
+ | |||
+ | {{: | ||
+ | ===== Step by step assembly description ===== | ||
+ | |||
+ | ==== Power supply ==== | ||
+ | |||
+ | Power supply with module KIM-055L | ||
+ | |||
+ | {{ : | ||
+ | {{ : | ||
+ | |||
+ | The components list to be installed : | ||
+ | * **X2** 5V Transformater KIM055 | ||
+ | * Connector DC 2,1mm **J16** or **J17** Screw terminal. | ||
+ | * Diode **D1** 1N5820 | ||
+ | * **C1** and **C3** capacitor 220μF 16V | ||
+ | * Fuse **F1** TR5 2A | ||
+ | * **2X** Breakable Connectors **HE14** step of 2,54mm right 1×2 | ||
+ | |||
+ | Test of the 5V output voltage | ||
+ | |||
+ | {{ : | ||
+ | |||
+ | ==== PTT & SQUELCH ==== | ||
+ | |||
+ | PTT/SQUELCH assemby section | ||
+ | |||
+ | {{ : | ||
+ | {{ : | ||
+ | |||
+ | The components list to be installed: | ||
+ | * **IC8** ULN2003 | ||
+ | * **IC3** CNY74-4 | ||
+ | * **R1 to R8**, **R45, R48** 470 Ω | ||
+ | * **R9, R11** 1 kΩ | ||
+ | * **R10, R12, R46, R47** 10 kΩ | ||
+ | * **D3, D4** Led red 3mm (with + on resistor side, the longer leg) | ||
+ | * **D5, D6** Led green 3mm (with + on resistor side, the longer leg) | ||
+ | * **D7, D8** Diodes 10BQ015 | ||
+ | * **2X** Breakable Connectors **HE14** step of 2,54mm right 2×2 | ||
+ | |||
+ | ==== AUDIO IN/OUT ==== | ||
+ | |||
+ | {{ : | ||
+ | {{ : | ||
+ | The components list to be installed: | ||
+ | |||
+ | * **C4 à C11** Capacitor 10μF | ||
+ | * **R13 and R16** 1 kΩ | ||
+ | * **R14 and R17** Potentiometer 1 kΩ | ||
+ | * **R15 and R18** Potentiometer 10 kΩ | ||
+ | * **J4, | ||
+ | * **TR1 to TR4** Isolation Transformer ETAL P1200 (There is a possible alternative see above picture). | ||
+ | * **J2, | ||
+ | |||
+ | <note tip>For the minimum version of the card, the assembly is at this step termined. We are going to follow by assembling the optional parts. The [[# | ||
+ | |||
+ | |||
+ | ====OPTOCOUPLED INPUTS ==== | ||
+ | |||
+ | {{ : | ||
+ | {{ : | ||
+ | |||
+ | The components list to be installed: | ||
+ | * **R33 to R36** 220 Ω (This value can be changed according to the input voltage. Here it's for 5V) | ||
+ | * **J26** connector 2x5 pins | ||
+ | * **IC6** CNY74-4 | ||
+ | * **R37 to R40** 10 kΩ | ||
+ | |||
+ | ==== WATCHDOG ==== | ||
+ | |||
+ | {{ : | ||
+ | {{ : | ||
+ | |||
+ | The components list to be installed: | ||
+ | * **IC5** MAX6369 | ||
+ | * **R22** Resistor 10K | ||
+ | * **C14** Capacitor 0,1μF | ||
+ | * **PIN 2x1** Weld the 2 connectors. One is useful to activate the Watchdog and the other (RUN) to connect the RUN or P6 connector of release (Reset) of the Raspberry Pi. SET0 SET1 SET2 are jumpers (solder) to determine the time before reset if it does not send a signal. | ||
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+ | A Watchdog " | ||
+ | |||
+ | {{: | ||
+ | |||
+ | {{: | ||
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+ | As boot starting time exceeds 10 seconds, it is recommended to set the detection time (timeout) at maximum. As indicated in the above table, the 3 jumpers SET0, SET1 and SET2 needs to be closed (Weld the three pairs of squares). | ||
+ | |||
+ | {{: | ||
+ | |||
+ | ==== I2C and 1 WIRE connectors==== | ||
+ | |||
+ | {{: | ||
+ | |||
+ | The installation is just prolonging the I2C connections that are on the Raspberry Pi. | ||
+ | |||
+ | {{: | ||
+ | {{: | ||
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+ | The components list to be installed: | ||
+ | * **J20 and J21** Installation 2 connectors pin 3x1, for 1WIRE externals sensors. | ||
+ | * **IC2** DS18B20 temperature sensor | ||
+ | * **R19 to R21** 4,7 kΩ resistor | ||
+ | {{: | ||
+ | |||
+ | Here an overall picture at this level of assembly. | ||
+ | |||
+ | ==== Relays ==== | ||
+ | |||
+ | {{: | ||
+ | {{: | ||
+ | |||
+ | The components list to be installed: | ||
+ | * **IC1** ULN2003 | ||
+ | * **D13 à D16** green diode 3mm, (with + on square, the longer leg) | ||
+ | * **R41 à R44** 470 Ω resistors | ||
+ | * **D9 à D12** diodes 1N4148 | ||
+ | * **K1 à K4** relay 12V/16A | ||
+ | * **J28 à J31** Terminal with 3 blocks Screw | ||
+ | |||
+ | ==== Analog to digital converter ==== | ||
+ | |||
+ | {{: | ||
+ | {{: | ||
+ | |||
+ | The components list to be installed: | ||
+ | * IC7 MCP3204 R23 to R24 10 Ω resistors | ||
+ | * **C15, | ||
+ | * **C17** 1 µF | ||
+ | * the resistors R25 to R32 (bridge voltage divider), will be determined depending on the voltage to be measured. | ||
+ | * It remains the connector Pin **J25** 5x1 and the connector Pin 2x1 for the jumper **JP13** used to connect the grounds Card/ | ||
+ | |||
+ | ====RS232 Port ==== | ||
+ | |||
+ | {{: | ||
+ | {{: | ||
+ | |||
+ | The components list to be installed: | ||
+ | * **IC4** MAX3232 | ||
+ | * **C19 à C23** capacitor 0,1µF | ||
+ | * Connector PIN 3x1 will be used to connect RXD,TXD,GNG on a DB9 connector for example. | ||
+ | |||
+ | |||
+ | ====Raspberry Pi Connector ==== | ||
+ | |||
+ | {{: | ||
+ | {{: | ||
+ | {{: | ||
+ | |||
+ | The components list to be installed: | ||
+ | * Connector 40 pins female | ||
+ | * **C12, C13** 0,1 µF | ||
+ | * * **J2, | ||
+ | |||
+ | ====Connecteurs RX, TX et LINK==== | ||
+ | |||
+ | {{ : | ||
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+ | The Raspberry Pi is fixed on the card with 4 spacers 10mm and 8 screws M3, this is a temporary assembly because you'll have to add spacers to secure definitively the card in a box. | ||
+ | |||
+ | ====Final result of the board=== | ||
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+ | {{: | ||
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+ | {{: | ||
+ | |||
+ | =====GPIO used on the Raspberry Pi===== | ||
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+ | {{: | ||
+ | |||
+ | {{: | ||