From e2347c29d2a9e3061737073dc635dac75a506233 Mon Sep 17 00:00:00 2001
From: Jarrad Ashton Brown <jabrown@Jarrads-MacBook-Pro.local>
Date: Thu, 26 Feb 2026 16:03:14 -0600
Subject: [PATCH] Improve gitignore for PlatformIO + macOS

---
 .DS_Store                              | Bin 8196 -> 0 bytes
 .gitignore                             |  11 +++++
 Source/ports/OpEnerTeensy/.gitignore   |   5 --
 Source/ports/OpEnerTeensy/src/main.cpp |  62 ++++++++++++++++++++-----
 4 files changed, 61 insertions(+), 17 deletions(-)
 delete mode 100644 .DS_Store
 create mode 100644 .gitignore
 delete mode 100644 Source/ports/OpEnerTeensy/.gitignore

diff --git a/.DS_Store b/.DS_Store
deleted file mode 100644
index f206389355fb21e248d87499c398bae3bc2bbb98..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

literal 8196
zcmeHM%}*0S6n_H<TM=14MWV@uUQ8f}h$O@qYJn&k1EB;#z`AXRva-xHyIU#}lAbm3
z;L$(8Kfn`5FCM*m@Zvw<!IM{g^HDy<a6t&pBs0IaGw;3G`EB3syeR;XWHEOGpaTFb
ztOD(NZ2nNhxTpt8mF|fl60`?k;DQe+;7~lEZ8{7Ch5^HXVZbn87&r|K;5S<o>yYoh
z8a1t9z%cM%G9ca$4pxB)jb(-M)q#yn0T64jTNact50EyF#)QVQLTQRVRrWx%DbXng
zQRX=A2zA7S#<D_X4n&y)(K8dBp%6Jc+Bs4kNJ61$4FiUOgA9n=y$L2DfIN76^7jC;
zKw%1N0r<Gjvl*XfP+J7p2durnWI^dj9x|n{pgnA53ceRceSKd@Rdvm|+B&Pws<#$X
z%e<6|+^85P-C$l^O>^#NDzclI@n|V+w~lZYxgMi|H1Kj1RTdt5EXPYpUSzpY+NRWi
z6|-V#yJKVH)=+<s(?2k{+2d>s_4oBS12+dZH)B>?{QB*w^oqaA_$#><Ao>*p4eENk
zeSNf*df7F-Qu4X7(r>n1S!?Wk{e^~$jdoLWOH*r8TU%TErH;#;ombL!OUBKv<O8vW
z5$^LK=@;p&m*p(wy`-}deGv&EZ8z`Jo1(d=J6+T31=MNX>5#te1(dS+eBk9KmX<;q
z&F+%t(spB*4Y==5^3aPs&gK?Eq<=i3tK)2m<BV%a{X{_wg)=k=5f9kR&bdM0vOG<$
zFZynV`V%b4qlm8xP2mj}G8s_eNzR=rxLJ?o<HJ7`!STdoMYyH}8{$g9J!)%3(n#VT
zd0EQSj58XG#S;(pkOkdv7arg-)H0Od4ZMT*umzvsD}0Baq=vMUF49c~$Q?3F?vruy
zgk;Gw@yK&!UsZYhSG7M4Bt+o|p|X|=n9o@rwS}h`hR_(^&nP@X?1fdx?F}Z<g<89V
zsa7AL$pGA^`}S|TXC%b-tltFF*$t*W4|-qN;P2d&V`iXQ`R@?<|JdQ@|Hph6#=T*{
zFmRF#kebodXcF(Bvh&%0Ga}b^us*{oiqI=7lqT2+711x#am4LE3{iIUSVCi2A&y}A
U=LZ31Gksb%)8_jxBj9A3->Ee#y#N3J

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea7fba1
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,11 @@
+#
+# macOS junk
+.DS_Store
+**/.DS_Store
+
+# PlatformIO build + deps (ANY folder)
+**/.pio/
+.platformio/
+
+# VS Code (all subprojects)
+**/.vscode/
\ No newline at end of file
diff --git a/Source/ports/OpEnerTeensy/.gitignore b/Source/ports/OpEnerTeensy/.gitignore
deleted file mode 100644
index 89cc49c..0000000
--- a/Source/ports/OpEnerTeensy/.gitignore
+++ /dev/null
@@ -1,5 +0,0 @@
-.pio
-.vscode/.browse.c_cpp.db*
-.vscode/c_cpp_properties.json
-.vscode/launch.json
-.vscode/ipch
diff --git a/Source/ports/OpEnerTeensy/src/main.cpp b/Source/ports/OpEnerTeensy/src/main.cpp
index cad53f9..8284e5a 100644
--- a/Source/ports/OpEnerTeensy/src/main.cpp
+++ b/Source/ports/OpEnerTeensy/src/main.cpp
@@ -1,21 +1,59 @@
 #include <Arduino.h>
+#include <QNEthernet.h>
 
-// put function declarations here:
-int myFunction(int, int);
+using namespace qindesign::network;
+
+// Network config
+IPAddress ip(192, 168, 1, 177);   // change to your network
+IPAddress gateway(192, 168, 1, 1);
+IPAddress subnet(255, 255, 255, 0);
+
+EthernetUDP udp;
+const uint16_t localPort = 2222;   // EtherNet/IP uses 2222 (good test)
 
 void setup() {
-  // put your setup code here, to run once:
-  int result = myFunction(2, 3);
+    Serial.begin(115200);
+    delay(2000);
+
+    Serial.println("Starting Ethernet...");
+
+    Ethernet.begin(ip, subnet, gateway);
+
+    if (!Ethernet.linkStatus()) {
+        Serial.println("Ethernet cable not connected!");
+    }
+
+    Serial.print("IP: ");
+    Serial.println(Ethernet.localIP());
+
+    udp.begin(localPort);
+
+    Serial.print("Listening on UDP port: ");
+    Serial.println(localPort);
 }
 
 void loop() {
-  // put your main code here, to run repeatedly:
-  int data = myFunction(50,1);
-  Serial.print((int)data); 
-  delay(1000);
-}
+    int packetSize = udp.parsePacket();
 
-// put function definitions here:
-int myFunction(int x, int y) {
-  return x + y;
+    if (packetSize) {
+        Serial.print("Received packet: ");
+        Serial.println(packetSize);
+
+        char buffer[512];
+        int len = udp.read(buffer, sizeof(buffer));
+
+        if (len > 0) {
+            buffer[len] = 0;
+        }
+
+        Serial.print("Data: ");
+        Serial.println(buffer);
+
+        // Echo back
+        udp.beginPacket(udp.remoteIP(), udp.remotePort());
+        udp.write((const uint8_t*)"ACK", 3);
+        udp.endPacket();
+
+        Serial.println("Sent ACK");
+    }
 }
\ No newline at end of file