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Results tagged with programming
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user 45984
The process of designing and writing source code as part of a program (or sketch) for Arduino. For questions about uploading code to an Arduino board, use the [uploading] tag instead.
1
vote
When RFID tag is removed
Basically, you have written this code:
void loop()
{
// Look for new cards
if (rfid.PICC_IsNewCardPresent() && rfid.PICC_ReadCardSerial())
{
{
// ...
if (content.substring(1) …
- 371
4
votes
if/else statements without comparison operators and curly braces
if (something) is the same as if(something!=0), if condition is a non-zero value, it is considered as fulfilled condition, read about the Conditionals - The true or false story
For single line statem …
- 371
2
votes
Set variable value with serial?
You are comparing a byte which was read through uart with a number. If you send number '5' through uart, you won't get number 5, but character '5'. To convert single character to number, you can do fo …
- 371