📈 Live Stock Ticker for RGB LED Matrix — Raspberry Pi Project | techlogics.net

# ============================================================
#  Live Stock Ticker — 64×32 RGB LED Matrix
#  Generated by techlogics.net
#  https://techlogics.net/trading/stock-ticker-led.php
# ============================================================
#
#  CAUTION: Review this code fully before running on any
#  hardware. Verify all pin connections and power requirements
#  match YOUR specific components. We are not responsible for
#  damage to hardware, fire, or injury resulting from incorrect
#  wiring, faulty components, or misuse of this code.
#
#  Generated on: 19 Jul 2026
# ============================================================

#!/usr/bin/env python3
"""
Live stock ticker for a 64x32, 5mm-pitch RGB LED matrix panel.
Driven by Adafruit RGB Matrix HAT + RTC on Raspberry Pi.
Pulls real-time quotes from Yahoo Finance via yfinance.

Row 1: stock symbol (blue, centred)
Row 2: LTP in bold pixel font (white) + direction arrow
Row 3: % change and Rs change (green/red/yellow)
"""

import math
import threading
import time
from PIL import Image
from rgbmatrix import RGBMatrix, RGBMatrixOptions

try:
    import yfinance as yf
    import numpy.rec
    import pandas
except ImportError:
    yf = None

# ---------------------------------------------------------------------------
# Panel configuration
# ---------------------------------------------------------------------------
COLS, ROWS       = 64, 32
HARDWARE_MAPPING = 'adafruit-hat'
GPIO_SLOWDOWN    = 3
BRIGHTNESS       = 60
ROW_ADDRESS_TYPE = 0
MULTIPLEXING     = 1
PWM_BITS         = 8
PWM_LSB_NANOSECONDS = 200

# ---------------------------------------------------------------------------
# Stock list — NSE symbols need .NS suffix, BSE symbols need .BO
# ---------------------------------------------------------------------------
STOCKS = [
    'RELIANCE.NS',
    'TCS.NS',
    'INFY.NS',
    'HDFCBANK.NS',
    'ICICIBANK.NS',
    'SBIN.NS',
    'TATASTEEL.NS',
    'MARUTI.NS',
    'MRF.NS',
    'BAJFINANCE.NS',
]

# ---------------------------------------------------------------------------
# Timing
# ---------------------------------------------------------------------------
DISPLAY_INTERVAL_SECONDS   = 10
DATA_REFRESH_SECONDS        = 30
CACHE_MAX_AGE_SECONDS       = 120
FETCH_DELAY_SECONDS         = 0.6
MAX_RETRIES_PER_SYMBOL      = 3
RETRY_BACKOFF_BASE_SECONDS  = 2
RATE_LIMIT_COOLDOWN_SECONDS = 60

# ---------------------------------------------------------------------------
# Rain animation
# ---------------------------------------------------------------------------
RAIN_ENABLED  = True
RAIN_TRAIL_LEN = 6

# ---------------------------------------------------------------------------
# Colours
# ---------------------------------------------------------------------------
COLOR_UP    = (40, 200, 90)
COLOR_DOWN  = (235, 55, 55)
COLOR_FLAT  = (235, 195, 30)
NO_DATA_COLOR = (150, 150, 150)
WHITE       = (255, 255, 255)
BLACK       = (0, 0, 0)
TITLE_COLOR = (70, 140, 255)

# [rest of source retained — fonts, renderers, StockFeed, main]
# Full source: https://techlogics.net/files/stock_ticker_live.py

# ============================================================
#  End of generated code — techlogics.net
#  Found this useful? Visit https://techlogics.net/trading/stock-ticker-led.php
#  for more free CCTV, networking, electronics & finance tools.
#
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# ============================================================