default to predefined pins, make external pin def optional

Author: brentru

examples/esp32spi_aio_post.py

@@ -15,18 +15,17 @@
     print("WiFi secrets are kept in secrets.py, please add them there!")
     raise
 
-# If you have an externally connected ESP32:
-esp32_cs = DigitalInOut(board.D9)
-esp32_ready = DigitalInOut(board.D10)
-esp32_reset = DigitalInOut(board.D5)
-
 # If you are using a board with pre-defined ESP32 Pins:
-"""
 esp32_cs = DigitalInOut(board.ESP_CS)
 esp32_ready = DigitalInOut(board.ESP_BUSY)
 esp32_reset = DigitalInOut(board.ESP_RESET)
-"""
 
+# If you have an externally connected ESP32:
+"""
+esp32_cs = DigitalInOut(board.D9)
+esp32_ready = DigitalInOut(board.D10)
+esp32_reset = DigitalInOut(board.D5)
+"""
 
 spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
 esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)

examples/esp32spi_simpletest.py

@@ -11,16 +11,16 @@
 JSON_URL = "http://api.coindesk.com/v1/bpi/currentprice/USD.json"
 
 
-# If you have an externally connected ESP32:
-esp32_cs = DigitalInOut(board.D9)
-esp32_ready = DigitalInOut(board.D10)
-esp32_reset = DigitalInOut(board.D5)
-
 # If you are using a board with pre-defined ESP32 Pins:
-"""
 esp32_cs = DigitalInOut(board.ESP_CS)
 esp32_ready = DigitalInOut(board.ESP_BUSY)
 esp32_reset = DigitalInOut(board.ESP_RESET)
+
+# If you have an externally connected ESP32:
+"""
+esp32_cs = DigitalInOut(board.D9)
+esp32_ready = DigitalInOut(board.D10)
+esp32_reset = DigitalInOut(board.D5)
 """
 
 spi = busio.SPI(board.SCK, board.MOSI, board.MISO)