update examples

This commit is contained in:
caternuson 2018-09-12 14:33:00 -07:00
parent b55dcd29d0
commit 08fa1eabaa
2 changed files with 20 additions and 10 deletions

View file

@ -8,13 +8,18 @@ After initialization, try waving various 13.56MHz RFID cards over it!
import board
import busio
from digitalio import DigitalInOut
import adafruit_pn532
#
# NOTE: pick the import that matches the interface being used
#
from adafruit_pn532.i2c import PN532_I2C
#from adafruit_pn532.spi import PN532_SPI
#from adafruit_pn532.uart import PN532_UART
# I2C connection:
i2c = busio.I2C(board.SCL, board.SDA)
# Non-hardware
#pn532 = adafruit_pn532.PN532_I2C(i2c, debug=False)
#pn532 = PN532_I2C(i2c, debug=False)
# With I2C, we recommend connecting RSTPD_N (reset) to a digital pin for manual
# harware reset
@ -22,16 +27,16 @@ reset_pin = DigitalInOut(board.D6)
# On Raspberry Pi, you must also connect a pin to P32 "H_Request" for hardware
# wakeup! this means we don't need to do the I2C clock-stretch thing
req_pin = DigitalInOut(board.D12)
pn532 = adafruit_pn532.PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin)
pn532 = PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin)
# SPI connection:
#spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
#cs_pin = DigitalInOut(board.D5)
#pn532 = adafruit_pn532.PN532_SPI(spi, cs_pin, debug=False)
#pn532 = PN532_SPI(spi, cs_pin, debug=False)
# UART connection
#uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=100)
#pn532 = adafruit_pn532.PN532_UART(uart, debug=False)
#pn532 = PN532_UART(uart, debug=False)
ic, ver, rev, support = pn532.get_firmware_version()
print('Found PN532 with firmware version: {0}.{1}'.format(ver, rev))

View file

@ -28,13 +28,18 @@ type RFID tag
import board
import busio
from digitalio import DigitalInOut
import adafruit_pn532
#
# NOTE: pick the import that matches the interface being used
#
#from adafruit_pn532.i2c import PN532_I2C
from adafruit_pn532.spi import PN532_SPI
#from adafruit_pn532.uart import PN532_UART
# I2C connection:
#i2c = busio.I2C(board.SCL, board.SDA)
# Non-hardware reset/request with I2C
#pn532 = adafruit_pn532.PN532_I2C(i2c, debug=False)
#pn532 = PN532_I2C(i2c, debug=False)
# With I2C, we recommend connecting RSTPD_N (reset) to a digital pin for manual
# harware reset
@ -42,16 +47,16 @@ import adafruit_pn532
# On Raspberry Pi, you must also connect a pin to P32 "H_Request" for hardware
# wakeup! this means we don't need to do the I2C clock-stretch thing
#req_pin = DigitalInOut(board.D12)
#pn532 = adafruit_pn532.PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin)
#pn532 = PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin)
# SPI connection:
spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
cs_pin = DigitalInOut(board.D5)
pn532 = adafruit_pn532.PN532_SPI(spi, cs_pin, debug=False)
pn532 = PN532_SPI(spi, cs_pin, debug=False)
# UART connection
#uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=100)
#pn532 = adafruit_pn532.PN532_UART(uart, debug=False)
#pn532 = PN532_UART(uart, debug=False)
ic, ver, rev, support = pn532.get_firmware_version()
print('Found PN532 with firmware version: {0}.{1}'.format(ver, rev))