From d2ab1369f665e65db803ed60d67294b3204339da Mon Sep 17 00:00:00 2001
From: Holger Weber <hotzze@gmx.de>
Date: Fri, 15 May 2026 00:44:46 +0200
Subject: [PATCH] Working version.

---
 SPEC.md                             | 4 +++-
 include/PulseTimer.h                | 6 ++++--
 include/config.example.h            | 2 ++
 include/config.h                    | 2 ++
 src/main.cpp                        | 2 +-
 test/test_pulse_timer/test_main.cpp | 8 ++++----
 6 files changed, 16 insertions(+), 8 deletions(-)

diff --git a/SPEC.md b/SPEC.md
index 7f8af1e..3c087ba 100644
--- a/SPEC.md
+++ b/SPEC.md
@@ -18,10 +18,12 @@ Die Datei `include/config.h` enthält:
 - `WIFI_PASSWORD`
 - `TASMOTA_HOST`
 - `INITIAL_TIMER_MS`
+- `MIN_TIMER_MS`
+- `MAX_TIMER_MS`
 
 Als Vorlage liegt `include/config.example.h` bei.
 
 ## Hardware
 Board D1 Mini mit ESP8266.
-OLED über I2C an den GPIOs 4 und 5. Rotary Encoder mit A und B an GPIO 14 und 16 und der Taster an 12.
+OLED über I2C an den GPIOs 4 und 5. Rotary Encoder mit A und B an GPIO 14 und 13 und der Taster an 12.
 OLED hat einen SSD1309 Controller mit 128x64 Pixel.
diff --git a/include/PulseTimer.h b/include/PulseTimer.h
index 46db6ea..c531445 100644
--- a/include/PulseTimer.h
+++ b/include/PulseTimer.h
@@ -2,10 +2,12 @@
 
 #include <stdint.h>
 
+#include "config.h"
+
 namespace trbc {
 
-constexpr uint16_t kMinTimerMs = 2000;
-constexpr uint16_t kMaxTimerMs = 10000;
+constexpr uint16_t kMinTimerMs = MIN_TIMER_MS;
+constexpr uint16_t kMaxTimerMs = MAX_TIMER_MS;
 constexpr uint16_t kTimerStepMs = 100;
 
 uint16_t clampTimerMs(int valueMs);
diff --git a/include/config.example.h b/include/config.example.h
index dd63df4..630c498 100644
--- a/include/config.example.h
+++ b/include/config.example.h
@@ -6,3 +6,5 @@
 #define WIFI_PASSWORD "your-password"
 #define TASMOTA_HOST "192.168.1.50"
 #define INITIAL_TIMER_MS 5000
+#define MIN_TIMER_MS 2000
+#define MAX_TIMER_MS 10000
diff --git a/include/config.h b/include/config.h
index ba576c5..bde59ab 100644
--- a/include/config.h
+++ b/include/config.h
@@ -7,3 +7,5 @@
 #define WIFI_PASSWORD "!Sternenlabor99!"
 #define TASMOTA_HOST "192.168.240.101"
 #define INITIAL_TIMER_MS 5000
+#define MIN_TIMER_MS 2000
+#define MAX_TIMER_MS 13000
diff --git a/src/main.cpp b/src/main.cpp
index 9c1256b..e586a38 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -10,7 +10,7 @@ namespace {
 
 constexpr uint8_t kOledAddress = 0x3C;
 constexpr uint8_t kPinEncoderA = 14;
-constexpr uint8_t kPinEncoderB = 16;
+constexpr uint8_t kPinEncoderB = 13;
 constexpr uint8_t kPinButton = 12;
 constexpr uint8_t kPinSda = 4;
 constexpr uint8_t kPinScl = 5;
diff --git a/test/test_pulse_timer/test_main.cpp b/test/test_pulse_timer/test_main.cpp
index df93b5f..3bce6b2 100644
--- a/test/test_pulse_timer/test_main.cpp
+++ b/test/test_pulse_timer/test_main.cpp
@@ -3,9 +3,9 @@
 #include "PulseTimer.h"
 
 void test_clamps_timer_range() {
-  TEST_ASSERT_EQUAL_UINT16(2000, trbc::clampTimerMs(1000));
+  TEST_ASSERT_EQUAL_UINT16(MIN_TIMER_MS, trbc::clampTimerMs(MIN_TIMER_MS - 1000));
   TEST_ASSERT_EQUAL_UINT16(5000, trbc::clampTimerMs(5000));
-  TEST_ASSERT_EQUAL_UINT16(10000, trbc::clampTimerMs(12000));
+  TEST_ASSERT_EQUAL_UINT16(MAX_TIMER_MS, trbc::clampTimerMs(MAX_TIMER_MS + 2000));
 }
 
 void test_adjusts_in_100_ms_steps() {
@@ -14,8 +14,8 @@ void test_adjusts_in_100_ms_steps() {
 }
 
 void test_adjustment_stays_in_range() {
-  TEST_ASSERT_EQUAL_UINT16(2000, trbc::adjustTimerMs(2000, -1));
-  TEST_ASSERT_EQUAL_UINT16(10000, trbc::adjustTimerMs(10000, 1));
+  TEST_ASSERT_EQUAL_UINT16(MIN_TIMER_MS, trbc::adjustTimerMs(MIN_TIMER_MS, -1));
+  TEST_ASSERT_EQUAL_UINT16(MAX_TIMER_MS, trbc::adjustTimerMs(MAX_TIMER_MS, 1));
 }
 
 void test_converts_to_tasmota_pulsetime_units() {