Apple-2-HW/Apple2-IO-RPi
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Change server to test writing 4 KiB to II

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This commit is contained in:
Terence Boldt 2020-12-05 00:46:33 +00:00
parent 44a1381b28
commit 60cf6d6b5a
2 changed files with 74 additions and 22 deletions
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22
RaspberryPi/server.js
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@ -1,22 +0,0 @@
var fs = require('fs');
var gpio = require('onoff').Gpio;
var output = new gpio(4, 'high', {activeLow: true});
var input = new gpio(6, 'in', 'both');
function onCleanUp() {
output.unwatchAll();
output.unexport();
input.unexport();
}
function onStatusChanged(err, value) {
if (err) {
}
else {
}
}
input.watch(onStatusChanged);
process.on('SIGINT', onCleanUp);

74
RaspberryPi/test.js Normal file
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var fs = require('fs');
var gpio = require('onoff').Gpio;
var out_write = new gpio(5, 'high', {activeLow: true});
var out_read = new gpio(11, 'high', {activeLow: true});
var out_command1 = new gpio(9, 'low', {activeLow: false});
var out_command2 = new gpio(10, 'low', {activeLow: false});
var out_bit3 = new gpio(22, 'low', {activeLow: false});
var out_bit2 = new gpio(27, 'low', {activeLow: false});
var out_bit1 = new gpio(17, 'low', {activeLow: false});
var out_bit0 = new gpio(4, 'low', {activeLow: false});
var in_write = new gpio(12, 'in', 'both');
var in_read = new gpio(16, 'in', 'both');
var in_command1 = new gpio(20, 'in');
var in_command2 = new gpio(21, 'in');
var in_bit3 = new gpio(26, 'in');
var in_bit2 = new gpio(19, 'in');
var in_bit1 = new gpio(13, 'in');
var in_bit0 = new gpio(6, 'in');
function onCleanUp() {
in_write.unwatchAll();
in_write.unexport();
}
function onWriteChanged(err, value) {
if (err) {
}
else {
//console.log(`value: ${value}`);
}
}
number = 0;
startTime = Date.now();
function onReadChanged(err, value) {
if (err) {
}
else {
if (value == 1) {
//console.log("Nibble has been read");
out_write.writeSync(0);
}
else {
writeNibble(number++);
if(number >= 4096) {
seconds = Date.now() - startTime;
console.log(`Sent 2 KiB in ${seconds} milliseconds.`);
process.exit()
}
}
}
}
in_write.watch(onWriteChanged);
in_read.watch(onReadChanged);
function writeNibble(nibble) {
out_bit3.writeSync((nibble&8)>>3);
out_bit2.writeSync((nibble&4)>>2);
out_bit1.writeSync((nibble&2)>>1);
out_bit0.writeSync(nibble&1);
out_command1.writeSync(0);
out_command2.writeSync(0);
out_read.writeSync(0);
out_write.writeSync(1);
}
writeNibble(0);
process.on('SIGINT', onCleanUp);