diff --git a/examples/pn532_readwrite_mifare.py b/examples/pn532_readwrite_mifare.py
index 3b756cb..82333e7 100644
--- a/examples/pn532_readwrite_mifare.py
+++ b/examples/pn532_readwrite_mifare.py
@@ -44,7 +44,7 @@ pn532 = PN532_I2C(i2c, debug=False)
 # pn532 = PN532_SPI(spi, cs_pin, debug=False)
 
 # UART connection
-# uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=100)
+# uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=0.1)
 # pn532 = PN532_UART(uart, debug=False)
 
 ic, ver, rev, support = pn532.firmware_version
diff --git a/examples/pn532_readwrite_ntag2xx.py b/examples/pn532_readwrite_ntag2xx.py
index 765e062..9755d87 100644
--- a/examples/pn532_readwrite_ntag2xx.py
+++ b/examples/pn532_readwrite_ntag2xx.py
@@ -40,7 +40,7 @@ cs_pin = DigitalInOut(board.D5)
 pn532 = PN532_SPI(spi, cs_pin, debug=False)
 
 # UART connection
-# uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=100)
+# uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=0.1)
 # pn532 = PN532_UART(uart, debug=False)
 
 ic, ver, rev, support = pn532.firmware_version
diff --git a/examples/pn532_simplelisten.py b/examples/pn532_simplelisten.py
index c9f7851..35eea95 100644
--- a/examples/pn532_simplelisten.py
+++ b/examples/pn532_simplelisten.py
@@ -46,7 +46,7 @@ pn532 = PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin, irq=irq_pin)
 # pn532 = PN532_SPI(spi, cs_pin, debug=False)
 
 # UART connection
-# uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=100)
+# uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=0.1)
 # pn532 = PN532_UART(uart, debug=False)
 
 ic, ver, rev, support = pn532.firmware_version
diff --git a/examples/pn532_simpletest.py b/examples/pn532_simpletest.py
index 25de1e1..4308525 100644
--- a/examples/pn532_simpletest.py
+++ b/examples/pn532_simpletest.py
@@ -40,7 +40,7 @@ pn532 = PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin)
 # pn532 = PN532_SPI(spi, cs_pin, debug=False)
 
 # UART connection
-# uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=100)
+# uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=0.1)
 # pn532 = PN532_UART(uart, debug=False)
 
 ic, ver, rev, support = pn532.firmware_version