updat:e

config.yml

@@ -1,2 +1,8 @@
-frequency: 20.0  # Hz
+frequency: 1.0  # Hz. Default: 1.0
-sample_rate: 100  # Samples per second
+sample_rate: 100  # Samples per sleep time. Default: 100
+sleep_time: 0.1 # Time to wait between taking samples in seconds. Default: 0.1
+
+# Minimum possible value of Sine Wave. Disabled by default. Uncomment line to limit min value
+#min_value: -3
+# Maxmum possible value of Sine Wave. Disabled by default. Uncomment line to limit max value
+#max_value: 3

generator.py

@@ -1,29 +1,40 @@
 import numpy as np
 import time
 import yaml
+from decimal import Decimal, getcontext
+import math
 
-def generate_continuous_sine_wave(freq, sample_rate):
+def generate_continuous_sine_wave(freq, sample_rate, sleep_time, min_value=None, max_value=None):
     """
-    Continuously generates sine wave values and outputs them to the terminal.
+    Continuously generates sine wave values and outputs them to stdout.
 
     :param freq: Frequency of the sine wave in Hertz.
     :param sample_rate: Sample rate in samples per second.
+    :param sleep_time: Time to wait between taking samples in seconds.
+    :param min_value: Minimum value for the sine wave (optional).
+    :param max_value: Maximum value for the sine wave (optional).
     """
-    t = 0
+    getcontext().prec = 28
-    dt = 1 / sample_rate
+    t = Decimal(0)
+    dt = Decimal(1) / Decimal(sample_rate)
     while True:
-        y = np.sin(2 * np.pi * freq * t)
+        y = Decimal(math.sin(float(2 * math.pi * freq * float(t))))
+        if min_value is not None:
+            y = max(min_value, y)
+        if max_value is not None:
+            y = min(max_value, y)
         print(y)
         t += dt
-        time.sleep(dt)
+        time.sleep(float(sleep_time))
 
 if __name__ == "__main__":
-    # Load parameters from config.yml
     with open("config.yml", "r") as config_file:
         config = yaml.safe_load(config_file)
 
-    # Extract parameters or use default values
+    FREQUENCY = config.get("frequency", 20.0)
-    FREQUENCY = config.get("frequency", 1)  # Hz
+    SAMPLE_RATE = config.get("sample_rate", 100)
-    SAMPLE_RATE = config.get("sample_rate", 100)  # Samples per second
+    SLEEP_TIME = config.get("sleep_time", 0.1)
+    MIN_VALUE = config.get("min_value")
+    MAX_VALUE = config.get("max_value")
 
-    generate_continuous_sine_wave(FREQUENCY, SAMPLE_RATE)
+    generate_continuous_sine_wave(FREQUENCY, SAMPLE_RATE, SLEEP_TIME, MIN_VALUE, MAX_VALUE)