पिनआउट
पिनआउट
MAX7219 8×8 LED मैट्रिक्स मॉड्यूल पिनआउट
इंटरैक्टिव पिन मैप खोलें
पिन
- VCC (5V)
- GND
- DIN (SPI data in)
- CS (chip select / LOAD)
- CLK
- Output header on the far edge (VCC GND DOUT CS CLK): DOUT daisy-chains the next module's DIN, the other four just pass through
विनिर्देश
| Driver IC | MAX7219 |
|---|
| डिस्प्ले | 8 × 8 LEDs (64), single colour |
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| सप्लाई वोल्टेज | 5 V (IC rated 4.0–5.5 V) |
|---|
| Logic input high | 3.5 V min (3.3 V MCU is marginal) |
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| इंटरफ़ेस | SPI-style, up to 10 MHz |
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| Brightness | 16 levels, peak current set by RSET |
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| Chaining | DOUT → next module's DIN |
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| करंट | Up to several hundred mA per module at full brightness |
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और पिनआउट
RGB LED (5 mm, कॉमन कैथोड, 4-पिन)पैकेज: 5 mm through-hole, 4 leads; Configuration: Common cathode (longest lead); Forward voltage (red): ≈ 2 V typical
WS2812B / NeoPixel एड्रेसेबल LED स्ट्रिपLED: WS2812B, 5050 package with built-in driver; सप्लाई वोल्टेज: 5 V (chip rated 3.5–5.3 V); Data input high: ≥ 0.7 × VDD (3.5 V at 5 V supply)
16×2 कैरेक्टर LCD (HD44780, 16-पिन)कंट्रोलर: HD44780 or compatible; डिस्प्ले: 16 characters × 2 lines, 5 × 8 dot cells; सप्लाई वोल्टेज: 5 V (3.3 V versions exist)
7-सेगमेंट डिस्प्ले (एक अंक, 10-पिन)Digit height: 0.56 in (14.2 mm); Configuration: Common cathode (5161AS) or common anode (5161BS); Segments: 7 + decimal point
SSD1306 OLED 128×64 (0.96″, I2C, 4-पिन)कंट्रोलर: SSD1306; Resolution: 128 × 64 pixels, monochrome; Diagonal: 0.96 in
TM1637 4-अंक 7-सेगमेंट मॉड्यूलDriver IC: TM1637; Digits: 4 × 7-segment with centre colon; सप्लाई वोल्टेज: 3.3–5 V (module)
ILI9341 TFT डिस्प्ले (SPI, 2.4″)कंट्रोलर: ILI9341; Resolution: 240 × 320 pixels; Colour depth: Up to 262K colours (18-bit); 16-bit RGB565 typical
NRF24L01 2.4GHz रेडियो (2×4 हेडर)चिप: Nordic nRF24L01+; सप्लाई वोल्टेज: 1.9–3.6 V (use 3.3 V); Logic inputs: 5 V tolerant