From 5e06d058ceaca5daa64dfe42cfb8abf55f3bc47b Mon Sep 17 00:00:00 2001
From: Alexey Zholtikov <git@zh.com.ru>
Date: Wed, 1 Oct 2025 07:58:22 +0300
Subject: [PATCH] wip:

---
 src/ate0003.c | 33 ++++++++++++++++-----------------
 src/ate0003.h |  6 ++++--
 2 files changed, 20 insertions(+), 19 deletions(-)

diff --git a/src/ate0003.c b/src/ate0003.c
index d6af6f0..4155e68 100644
--- a/src/ate0003.c
+++ b/src/ate0003.c
@@ -47,17 +47,18 @@ zh_avr_pcf8574_handle_t lcd_handle = {0};
 zh_avr_encoder_handle_t power_encoder_handle = {0};
 zh_avr_encoder_handle_t component_encoder_handle = {0};
 
-volatile static bool is_work = false; // Work status.
-volatile static bool is_dmm = false;  // DMM using status.
-volatile static bool is_fix = false;  // FIX button status.
-static uint8_t used_channels = 0;     // Permitted channels status. Depends of the selected component.
-static bool is_initialized = false;   // Normal loading status.
+volatile static bool is_work = false;        // Work status.
+volatile static bool is_dmm = false;         // DMM using status.
+volatile static bool is_fix = false;         // FIX button status.
+volatile static uint8_t used_channels = 0;   // Permitted channels. Depends of the selected component.
+volatile static bool is_initialized = false; // Normal loading status.
 
 int main(void)
 {
     //** Encoders init **/
     zh_avr_encoder_init_config_t encoder_init_config = ZH_AVR_ENCODER_INIT_CONFIG_DEFAULT();
-    encoder_init_config.stack_size = 150;
+    encoder_init_config.stack_size = 150; // Check.
+    encoder_init_config.queue_size = 10;  // Check.
     encoder_init_config.gpio_port = AVR_PORTC;
     encoder_init_config.a_gpio_number = PORTC0;
     encoder_init_config.b_gpio_number = PORTC1;
@@ -89,20 +90,18 @@ int main(void)
     UCSR0B = (1 << RXEN0) | (1 << TXEN0);
     UCSR0C = (1 << UCSZ01) | (1 << UCSZ00);
     stdout = &uart;
-    xTaskCreate(system_setup_task, "system_setup", 120, NULL, 4, &system_setup_task_handle);
-#else
-    xTaskCreate(system_setup_task, NULL, 150, NULL, tskIDLE_PRIORITY, NULL);
 #endif
+    xTaskCreate(system_setup_task, "system_setup", 120, NULL, tskIDLE_PRIORITY, &system_setup_task_handle);
     vTaskStartScheduler();
     return 0;
 }
 
 void system_setup_task(void *pvParameters)
 {
-    char text_buffer[17];
+    char text_buffer[LCD_TEXT_BUFFER];
     zh_avr_i2c_master_init(false);
     zh_avr_pcf8574_init_config_t pcf8574_init_config = ZH_AVR_PCF8574_INIT_CONFIG_DEFAULT();
-    pcf8574_init_config.stack_size = 150;
+    pcf8574_init_config.stack_size = 150; // Check.
     //** LED 1 extender init. All LED off. DMM red on. FIX blue on. **/
     pcf8574_init_config.i2c_address = LED1_I2C_ADDRESS;
     zh_avr_pcf8574_init(&pcf8574_init_config, &led1_handle);
@@ -114,7 +113,7 @@ void system_setup_task(void *pvParameters)
     //** RELAY extender init. All relay off. DMM relay on. **/
     pcf8574_init_config.i2c_address = RELAY_I2C_ADDRESS;
     zh_avr_pcf8574_init(&pcf8574_init_config, &relay_handle);
-    zh_avr_pcf8574_write(&relay_handle, 0x02);
+    zh_avr_pcf8574_write(&relay_handle, 0xFD);
     //** LCD init **/
     pcf8574_init_config.i2c_address = LCD_I2C_ADDRESS;
     zh_avr_pcf8574_init(&pcf8574_init_config, &lcd_handle);
@@ -163,7 +162,6 @@ void system_setup_task(void *pvParameters)
     strcpy_P(text_buffer, text_component);
     zh_avr_160x_print_char(&lcd_handle, text_buffer);
     //**"ANY" component setup after loading **/
-    used_channels = component_channel[0];
     component_setup_function(0);
     is_initialized = true;
     vTaskDelete(NULL);
@@ -172,7 +170,7 @@ void system_setup_task(void *pvParameters)
 #ifdef DEBUG
 void vApplicationStackOverflowHook(TaskHandle_t xTask, char *pcTaskName)
 {
-    printf("Task %s Stack Owerflow.\n", pcTaskName);
+    printf("Task %s Stack Overflow.\n", pcTaskName);
 }
 #endif
 
@@ -354,7 +352,8 @@ ISR(PCINT2_vect)
 
 void component_setup_function(uint8_t component)
 {
-    char text_buffer[17];
+    char text_buffer[LCD_TEXT_BUFFER];
+    used_channels = component_channel[component];
     zh_avr_160x_set_cursor(&lcd_handle, 1, 10);
     strcpy_P(text_buffer, component_cmm[component]);
     zh_avr_160x_print_char(&lcd_handle, text_buffer);
@@ -364,8 +363,8 @@ void component_setup_function(uint8_t component)
     zh_avr_160x_set_cursor(&lcd_handle, 3, 0);
     strcpy_P(text_buffer, component_line_2[component]);
     zh_avr_160x_print_char(&lcd_handle, text_buffer);
-    // zh_avr_pcf8574_write(&led1_handle, 0xF0);
-    // zh_avr_pcf8574_write(&led2_handle, 0x0F);
+    zh_avr_pcf8574_write(&led1_handle, (is_dmm == true) ? (0xF8 & (1 << DMM_LED_GREEN)) : 0xF8 & (1 << DMM_LED_RED));
+    zh_avr_pcf8574_write(&led2_handle, 0x0F);
     if ((used_channels & (1 << CHANNEL1)) == CHANNEL1)
     {
         zh_avr_pcf8574_write_gpio(&led1_handle, NUM1_LED_BLUE, LED_ON);
diff --git a/src/ate0003.h b/src/ate0003.h
index fc0580e..2c537d2 100644
--- a/src/ate0003.h
+++ b/src/ate0003.h
@@ -8,8 +8,10 @@
 #define LED_OFF HIGH
 #define LED_ON LOW
 
-#define RELAY_OFF LOW
-#define RELAY_ON HIGH
+#define RELAY_OFF HIGH
+#define RELAY_ON LOW
+
+#define LCD_TEXT_BUFFER 16
 
 #define BUTTON_I2C_ADDRESS 0x27 // U5.
 #define LED1_I2C_ADDRESS 0x25   // U6.