From 889378b4e0a9d2e6e1e730057f1de09bb547e1d2 Mon Sep 17 00:00:00 2001
From: erientes <>
Date: Thu, 30 Jul 2026 00:11:58 +0200
Subject: [PATCH 1/2] Fix wifi connectivity problems and initial 60s delay

---
 .../hackerspacemap2026/hackerspacemap2026.ino | 42 ++++++++++++-------
 1 file changed, 26 insertions(+), 16 deletions(-)

diff --git a/Software/hackerspacemap2026/hackerspacemap2026.ino b/Software/hackerspacemap2026/hackerspacemap2026.ino
index 9c82361..d359a8e 100644
--- a/Software/hackerspacemap2026/hackerspacemap2026.ino
+++ b/Software/hackerspacemap2026/hackerspacemap2026.ino
@@ -115,6 +115,7 @@
 #include "esp_mac.h"
 
 
+
 /*******************************************************************************************************************
 * TYPEDEFINITIONS section here because ARDUINO IDE does weird stuff with them
 *******************************************************************************************************************/
@@ -206,7 +207,7 @@ uint32_t tick=0; // 10 ms each
 uint32_t tickflag=0;
 uint32_t tockticks=0; // 6000 ticks is one tock
 uint32_t tock=0; // 60s each;
-uint32_t tockflag=0;
+uint32_t tockflag=1; // 1 so that data will be fetched at first loop cycle
 
 void IRAM_ATTR HandleTimer(void) {
   tick++;
@@ -301,21 +302,21 @@ static spi_transaction_t ledStringSpiTransaction;
 // initialize the hardware to drive a led string
 void SpiLedStringInitialize(void) {
   ledStringSpiBusCfg = {
-  	.mosi_io_num = LEDSTRINGPIN,
-  	.miso_io_num = -1,
-  	.sclk_io_num = -1,
-  	.quadwp_io_num = -1,
-  	.quadhd_io_num = -1,
-  	.max_transfer_sz = LEDSTRINGBITS
-	};
+  .mosi_io_num = LEDSTRINGPIN,
+  .miso_io_num = -1,
+  .sclk_io_num = -1,
+  .quadwp_io_num = -1,
+  .quadhd_io_num = -1,
+  .max_transfer_sz = LEDSTRINGBITS
+  };
   ledStringSpiInterfaceCfg = {
     .command_bits = 0,
     .address_bits = 0,
     .mode = 0,
     .clock_speed_hz = 3200000,
-  	.spics_io_num = -1,
-  	.queue_size = 1 
-	};
+    .spics_io_num = -1,
+    .queue_size = 1 
+  };
   ledStringSpiTransaction = {
     .flags=0,
     .cmd=0,
@@ -327,11 +328,11 @@ void SpiLedStringInitialize(void) {
     .rx_buffer=(void*)0
   };
 
-	esp_err_t err;
-	err = spi_bus_initialize(SPI2_HOST, &ledStringSpiBusCfg, SPI_DMA_CH_AUTO);
-	ESP_ERROR_CHECK(err);
-	err = spi_bus_add_device(SPI2_HOST, &ledStringSpiInterfaceCfg, &ledStringSpiDevice);
-	ESP_ERROR_CHECK(err);
+  esp_err_t err;
+  err = spi_bus_initialize(SPI2_HOST, &ledStringSpiBusCfg, SPI_DMA_CH_AUTO);
+  ESP_ERROR_CHECK(err);
+  err = spi_bus_add_device(SPI2_HOST, &ledStringSpiInterfaceCfg, &ledStringSpiDevice);
+  ESP_ERROR_CHECK(err);
 }
 
 // update the actual screen by starting the data transfer
@@ -475,6 +476,15 @@ void setup(void) {
   strcpy(ssid,"mywifi"); // your default network SSID (name of wifi network)
   strcpy(password,"mywifipassword"); // your default network password
 
+
+  // Set ESP32 in station (= client) mode
+  WiFi.mode(WIFI_STA);
+  delay(500);
+
+  // Adjust max TX power
+  esp_err_t err = esp_wifi_set_max_tx_power(40);
+
+  // Connect to WIFI
   ConnectWifi();
 
   prev=millis();

From 1f01ad5ed564d8b8e2641c70c0cbbebce6be6dfb Mon Sep 17 00:00:00 2001
From: erientes <>
Date: Thu, 30 Jul 2026 00:13:46 +0200
Subject: [PATCH 2/2] Fix formatting

---
 Software/hackerspacemap2026/hackerspacemap2026.ino | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/Software/hackerspacemap2026/hackerspacemap2026.ino b/Software/hackerspacemap2026/hackerspacemap2026.ino
index d359a8e..ab1cfa4 100644
--- a/Software/hackerspacemap2026/hackerspacemap2026.ino
+++ b/Software/hackerspacemap2026/hackerspacemap2026.ino
@@ -115,7 +115,6 @@
 #include "esp_mac.h"
 
 
-
 /*******************************************************************************************************************
 * TYPEDEFINITIONS section here because ARDUINO IDE does weird stuff with them
 *******************************************************************************************************************/
@@ -476,15 +475,10 @@ void setup(void) {
   strcpy(ssid,"mywifi"); // your default network SSID (name of wifi network)
   strcpy(password,"mywifipassword"); // your default network password
 
-
-  // Set ESP32 in station (= client) mode
   WiFi.mode(WIFI_STA);
   delay(500);
-
-  // Adjust max TX power
   esp_err_t err = esp_wifi_set_max_tx_power(40);
 
-  // Connect to WIFI
   ConnectWifi();
 
   prev=millis();