From 499e13d33cff512fafc975f6a40735ee5e45fa21 Mon Sep 17 00:00:00 2001 From: UnKnoWn-Consortium Date: Sat, 24 Jan 2015 23:51:13 +0000 Subject: [PATCH 1/2] Update ReadAndWrite.ino Added new pin layout info; standardizing format and info --- examples/ReadAndWrite/ReadAndWrite.ino | 21 +++++++++++---------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/examples/ReadAndWrite/ReadAndWrite.ino b/examples/ReadAndWrite/ReadAndWrite.ino index cfe7dd8..690771b 100644 --- a/examples/ReadAndWrite/ReadAndWrite.ino +++ b/examples/ReadAndWrite/ReadAndWrite.ino @@ -14,16 +14,17 @@ * * * Typical pin layout used: - * ------------------------------------------------------------ - * MFRC522 Arduino Arduino Arduino - * Reader/PCD Uno Mega Nano v3 - * Signal Pin Pin Pin Pin - * ------------------------------------------------------------ - * RST/Reset RST 9 5 D9 - * SPI SS SDA(SS) 10 53 D10 - * SPI MOSI MOSI 11 / ICSP-4 51 D11 - * SPI MISO MISO 12 / ICSP-1 50 D12 - * SPI SCK SCK 13 / ICSP-3 52 D13 + * ----------------------------------------------------------------------------------------- + * MFRC522 Arduino Arduino Arduino Arduino Arduino + * Reader/PCD Uno Mega Nano v3 Leonardo/Micro Pro Micro + * Signal Pin Pin Pin Pin Pin Pin + * ----------------------------------------------------------------------------------------- + * RST/Reset RST 9 5 D9 RESET/ICSP-5 RST + * SPI SS SDA(SS) 10 53 D10 10 10 + * SPI MOSI MOSI 11 / ICSP-4 51 D11 ICSP-4 16 + * SPI MISO MISO 12 / ICSP-1 50 D12 ICSP-1 14 + * SPI SCK SCK 13 / ICSP-3 52 D13 ICSP-3 15 + * */ #include From af323a12abe02f6ad7095cca18536fc6d1791219 Mon Sep 17 00:00:00 2001 From: UnKnoWn-Consortium Date: Sun, 25 Jan 2015 00:09:20 +0000 Subject: [PATCH 2/2] Update ReadAndWrite.ino Updated code to account for serial behavior change in ATMEGA32U4 --- examples/ReadAndWrite/ReadAndWrite.ino | 1 + 1 file changed, 1 insertion(+) diff --git a/examples/ReadAndWrite/ReadAndWrite.ino b/examples/ReadAndWrite/ReadAndWrite.ino index 690771b..6d7b6b6 100644 --- a/examples/ReadAndWrite/ReadAndWrite.ino +++ b/examples/ReadAndWrite/ReadAndWrite.ino @@ -42,6 +42,7 @@ MFRC522::MIFARE_Key key; */ void setup() { Serial.begin(9600); // Initialize serial communications with the PC + while (!Serial); // Do nothing if no serial port is opened (added for Arduinos based on ATMEGA32U4) SPI.begin(); // Init SPI bus mfrc522.PCD_Init(); // Init MFRC522 card