• MCP3008
  • VDD (Pin 16) a 3.3V
  • VREF (Pin 15) a 3.3V
  • AGND (Pin 14) a GND
  • CLK (Pin 13) al Pin 23 (GPIO11/SCLK)
  • DOUT (Pin 12) al Pin 21 (GPIO9/MISO)
  • DIN (Pin 11) al Pin 19 (GPIO10/MOSI)
  • CS/SHDN (Pin 10) al Pin 24 (GPIO8/CE0)
  • DGND (Pin 9) a GND

1. Entrada Analógica (IN)
2. Dos Salidas Digitales (OUT1, OUT2)
3. Alimentación (VCC)
4. Tierra (GND)

• VDD (Pin 16) a 3.3V
• VREF (Pin 15) a 3.3V
• AGND (Pin 14) a GND
• CLK (Pin 13) al Pin 23 (GPIO11/SCLK)
• DOUT (Pin 12) al Pin 21 (GPIO9/MISO)
• DIN (Pin 11) al Pin 19 (GPIO10/MOSI)
• CS/SHDN (Pin 10) al Pin 24 (GPIO8/CE0)
• DGND (Pin 9) a GND
• CH0 (Pin 1) a la salida del sensor

• VCC a 5V
• GND a Tierra
• IN al canal CH0 del MCP3008 (Pin 1)
• OUT1 a un GPIO del Raspberry Pi, ejemplo (GPIO17, Pin 11)
• OUT2 a otro GPIO del Raspberry Pi, ejemplo (GPIO27, Pin 13)

1. $\text{MCP3008:16 (VDD)}$ a 3.3V.
2. $\text{MCP3008:15 (VREF)}$ a 3.3V.
3. $\text{MCP3008:14 (AGND)}$ a GND.
4. $\text{MCP3008:13 (CLK)}$ al $\text{Raspberry Pi:Pin 23 (GPIO11/SCLK)}$.
5. $\text{MCP3008:12 (DOUT)}$ al $\text{Raspberry Pi:Pin 21 (GPIO9/MISO)}$.
6. $\text{MCP3008:11 (DIN)}$ al $\text{Raspberry Pi:Pin 19 (GPIO10/MOSI)}$.
7. $\text{MCP3008:10 (CS/SHDN)}$ al $\text{Raspberry Pi:Pin 24 (GPIO8/CE0)}$.
8. $\text{MCP3008:9 (DGND)}$ a GND.
9. $\text{MCP3008:1 (CH0)}$ a la $\text{salida del sensor (IN)}$.
10. $\text{Sensor:VCC}$ a 5V.
11. $\text{Sensor:GND}$ a GND.
12. $\text{Sensor:OUT1}$ al $\text{Raspberry Pi:Pin 11 (GPIO17)}$.
13. $\text{Sensor:OUT2}$ al $\text{Raspberry Pi:Pin 13 (GPIO27)}$.

Python
import matplotlib.pyplot as plt
import matplotlib.patches as patches

# Crear diagramas de componentes
fig, ax = plt.subplots(figsize=(12, 8))

# Configuración de la anotación del MCP3008
mcp3008_box = patches.FancyBboxPatch((1, 4), 2, 4, boxstyle="round,pad=0.1", edgecolor="black", facecolor="lightgray")
ax.text(1.1, 7.7, "MCP3008", fontsize=12, verticalalignment='top')
ax.add_patch(mcp3008_box)
ax.text(2.1, 7.5, "VDD(16)\nVREF(15)", fontsize=10)
ax.text(2.1, 7.0, "AGND(14)\nCLK(13)", fontsize=10)
ax.text(2.1, 6.5, "DOUT(12)\nDIN(11)", fontsize=10)
ax.text(2.1, 6.0, "CS/SHDN(10)\nDGND(9)", fontsize=10)
ax.text(2.1, 5.5, "CH0(1)", fontsize=10)

# Configuración de la anotación del Raspberry Pi
rpi_box = patches.FancyBboxPatch((6, 4), 2, 5, boxstyle="round,pad=0.1", edgecolor="black", facecolor="lightgray")
ax.text(6.1, 8.8, "Raspberry Pi", fontsize=12, verticalalignment='top')
ax.add_patch(rpi_box)
ax.text(7.1, 8.5, "3.3V", fontsize=10)
ax.text(7.1, 8.0, "GPIO11/SCLK\n(GPIO23)", fontsize=10)
ax.text(7.1, 7.5, "GPIO9/MISO\n(GPIO21)", fontsize=10)
ax.text(7.1, 7.0, "GPIO10/MOSI\n(GPIO19)", fontsize=10)
ax.text(7.1, 6.5, "GPIO8/CE0\n(GPIO24)", fontsize=10)
ax.text(7.1, 6.0, "GND", fontsize=10)
ax.text(7.1, 5.5, "GPIO17\n(GPIO11)", fontsize=10)
ax.text(7.1, 5.0, "GPIO27\n(GPIO13)", fontsize=10)

# Configuración de la anotación del Sensor
sensor_box = patches.FancyBboxPatch((11, 5), 2, 3, boxstyle="round,pad=0.1", edgecolor="black", facecolor="lightgray")
ax.text(11.1, 7.7, "Sensor", fontsize=12, verticalalignment='top')
ax.add_patch(sensor_box)
ax.text(12.1, 7.5, "VCC", fontsize=10)
ax.text(12.1, 7.0, "GND", fontsize=10)
ax.text(12.1, 6.5, "IN", fontsize=10)
ax.text(12.1, 6.0, "OUT1", fontsize=10)
ax.text(12.1, 5.5, "OUT2", fontsize=10)

# Dibujar las conexiones
# MCP3008 to Raspberry Pi
ax.annotate("", xy=(6, 8.5), xytext=(3, 8.5), arrowprops=dict(arrowstyle="->", lw=1.5, color="blue"))
ax.annotate("", xy=(6, 8.0), xytext=(3, 7.0), arrowprops=dict(arrowstyle="->", lw=1.5, color="blue"))
ax.annotate("", xy=(6, 7.5), xytext=(3, 7.5), arrowprops=dict(arrowstyle="->", lw=1.5, color="blue"))
ax.annotate("", xy=(6, 7.0), xytext=(3, 8.0), arrowprops=dict(arrowstyle="->", lw=1.5, color="blue"))
ax.annotate("", xy=(6, 6.5), xytext=(3, 9.0), arrowprops=dict(arrowstyle="->", lw=1.5, color="blue"))
ax.annotate("", xy=(6, 6.0), xytext=(3, 8.5), arrowprops=dict(arrowstyle="->", lw=1.5, color="blue"))

# Sensor to MCP3008 and Raspberry Pi
ax.annotate("", xy=(11, 5.5), xytext=(5, 5.5), arrowprops=dict(arrowstyle="->", lw=1.5, color="green"))
ax.annotate("", xy=(11, 6.0), xytext=(8, 5.5), arrowprops=dict(arrowstyle="->", lw=1.5, color="green"))
ax.annotate("", xy=(11, 6.5), xytext=(3, 5.5), arrowprops=dict(arrowstyle="->", lw=1.5, color="green"))
ax.annotate("", xy=(11, 7.0), xytext=(3, 4.5), arrowprops=dict(arrowstyle="->", lw=1.5, color="green"))
ax.annotate("", xy=(11, 7.5), xytext=(3, 6.3), arrowprops=dict(arrowstyle="->", lw=1.5, color="green"))
ax.annotate("", xy=(11, 8.0), xytext=(5, 4.5), arrowprops=dict(arrowstyle="->", lw=1.5, color="green"))

ax.set_xlim(0, 15)
ax.set_ylim(4, 9)
ax.axis('off')

plt.show()