mirror of https://github.com/smartykit/apple1.git
52 lines
1.1 KiB
C++
52 lines
1.1 KiB
C++
/*
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* This is a simple example of the multi-mode tv out terminal which displays the status of the 4 unused analogue inputs
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*
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* Dave Curran 2013-09-28
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*
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* Arduino Terminal Library - Dave Curran (www.tynemouthsoftware.co.uk)
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* Concept and Microcontroller Firmware - Daryl Rictor, Grant Searle
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*
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* The display microcontroller is wired as follows:
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* pin 28 (SCL) ==> Display pin 28 (SCL)
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* pin 27 (SDA) ==> Display pin 27 (SDA)
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* Arduino Reset ==> Display pin 1 (Reset) - Reset (Optional)
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*
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* The two I2C data lines need to be pulled high to 5V via 2K2 resistors.
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*
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*/
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#include <Terminal.h>
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// Create a terminal in TWI mode
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Terminal term;
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// Analogue inputs
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byte inputs[] = { A0, A1, A2, A3 };
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void setup() {
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}
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void loop() {
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byte v;
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for (byte a = 0; a<4; a++)
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{
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// read the input
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v = analogRead(inputs[a]);
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term.send('A');
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term.send(a+'0');
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term.print(" [");
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for(byte n=7; n>0; n--)
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{
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term.send(bitRead(v, n) ? '*' : '.');
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}
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term.print("] ");
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}
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term.sendCRLF();
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// add a delay if it's going too fast
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//delay(1000);
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}
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