Files
led-hoop/pico/test/test_serial_receive.py
Jimmy 52a5f0f8c4 Add Pico presets engine, patterns, and tests.
Wire the Pico to UART-driven preset selection, add pattern modules and presets data, remove old p2p/settings code, and update tests and LED driver.

Made-with: Cursor
2026-03-03 19:28:11 +13:00

33 lines
1.0 KiB
Python
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#!/usr/bin/env python3
"""
Serial receive test single file. Run on Pico (RX side).
Wire: ESP32 TX (GPIO17) → Pico RX (GPIO1); GND ↔ GND. Run send test on ESP32.
mpremote run pico/test/test_serial_receive.py
"""
import time
import sys
from machine import UART, Pin
if "esp32" in sys.platform:
UART_ID, TX_PIN, RX_PIN, BAUD = 1, 17, 18, 115200
else:
UART_ID, TX_PIN, RX_PIN, BAUD = 0, 0, 1, 115200
print("UART receive: %s UART%d TX=%s RX=%s %d baud (10 s)" % (sys.platform, UART_ID, TX_PIN, RX_PIN, BAUD))
uart = UART(UART_ID, baudrate=BAUD, tx=Pin(TX_PIN, Pin.OUT), rx=Pin(RX_PIN, Pin.IN))
buf = bytearray()
deadline = time.ticks_add(time.ticks_ms(), 10000)
while time.ticks_diff(deadline, time.ticks_ms()) > 0:
n = uart.any()
if n:
buf.extend(uart.read(n))
while b"\n" in buf:
idx = buf.index(b"\n")
line = bytes(buf[:idx]).strip()
buf = buf[idx + 1:]
if line:
print("rx:", line.decode("utf-8", "replace"))
time.sleep_ms(10)
uart.deinit()
print("Receive test done.")