remove manual zero init

[tm1638] Use member array instead of heap allocation for display buffer
2026-01-24 03:49:10 -07:00 · 2026-01-23 21:52:10 -10:00 · 2026-01-23 21:31:32 -10:00
2 changed files with 1 additions and 4 deletions
--- a/esphome/components/tm1638/tm1638.cpp
+++ b/esphome/components/tm1638/tm1638.cpp
@@ -35,9 +35,6 @@ void TM1638Component::setup() {
  this->set_intensity(intensity_);

  this->reset_();  // all LEDs off
-
-  for (uint8_t i = 0; i < 8; i++)  // zero fill print buffer
-    this->buffer_[i] = 0;
 }

 void TM1638Component::dump_config() {
--- a/esphome/components/tm1638/tm1638.h
+++ b/esphome/components/tm1638/tm1638.h
@@ -70,7 +70,7 @@ class TM1638Component : public PollingComponent {
  GPIOPin *clk_pin_;
  GPIOPin *stb_pin_;
  GPIOPin *dio_pin_;
-  uint8_t *buffer_ = new uint8_t[8];
+  uint8_t buffer_[8]{};
  tm1638_writer_t writer_{};
  std::vector<KeyListener *> listeners_{};
 };
Author	SHA1	Message	Date
J. Nick Koston	d59e323152	remove manual zero init	2026-01-23 21:52:10 -10:00
J. Nick Koston	b23f1b203f	[tm1638] Use member array instead of heap allocation for display buffer	2026-01-23 21:31:32 -10:00