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Elektronische_Last_V1.1b_testing_revision.pdf
IC1A Q1 IC1D DAC 3 R5 BUZ11BH 12 10k 10k 1 14 D1 2 150 13 1N4148DO35-7 GND TLC274P TLC274P C2 k C1 MCP4726 A0 Load R 8 330p 220n R6 C5 1 Vout Vref 6 5 1k 1n + 2 Vss SCL 5 3 3 k 3 P 1 9 3 Vdd SDA 4 0 2 T R 3 38 R6 1 7 R R 1 GND GND GND GND GND GND "R"-Mode Q2 5 IC1B BUZ11BH 7 R14 6 TLC274P 150 "I"-Mode C6 330p R15 1k V 1 MCP4726 A1 5 R 1 + 5 DAC 1 Vout Vref 6 + 2 Vss SCL 5 GND 3 Vdd SDA 4 Q3 10 IC1C R17 BUZ11BH 8 GND 9 150 TLC274P C7 330p R18 1k 9 1 R R 1 GND SDA SCL V POWER SUPPLY MCU + R10 4k7 R11 4k7 V IC2 R12 12V 1
in „Prototyp Elektronischen Last (7A@15V)“ · Analoge Elektronik und Schaltungstechnik ·
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Datei
mcp4726_mcp4812.ino
// Include libraries this sketch will use #define F_CPU 18432000 #define TWI_FREQ 400000L #include <Wire.h> #include <MCP47X6.h> // Instantiate objects used in this project MCP47X6 theDAC=MCP47X6(MCP47X6_DEFAULT_ADDRESS); void setup() { // TWBR = 12; // 400 kHz (maximum) Serial.begin(9600); // Open serial connection to send info to the host Wire.begin(); while (!Serial) {} // wait for Serial comms to become ready Serial.println("Starting up"); Serial.println("Testing device connection..."); Serial.println(theDAC.testConnection() ? "MCP47X6 connection successful" : "MCP47X6 connection failed");
in „arduino I2C abschalten“ · Mikrocontroller und Digitale Elektronik ·
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catalog-3.pdf
Input Output Connectors, 25 Way Socket Solder Bucket, without Accessory Digital Potentiometers MPN: MCP4161-104E/P [ID]: 000043 [Price]: 1.378 USD [QTY]: 1 [Category]: Digital Potentiometers [Desc]: Digital Potentiometer 100kOhm 256POS Non-Volatile Linear Automotive 8-Pin PDIP Tube MPN: MCP4152-104E/P