wip:

.gitignore

@@ -0,0 +1,4 @@
+.pio
+.vscode
+.DS_Store
+platformio.ini

.gitmodules

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+[submodule "lib/zh_avr_free_rtos"]
+	path = lib/zh_avr_free_rtos
+	url = http://git.zh.com.ru/avr_libraries/zh_avr_free_rtos
+[submodule "lib/zh_avr_vector"]
+	path = lib/zh_avr_vector
+	url = http://git.zh.com.ru/avr_libraries/zh_avr_vector
+[submodule "lib/zh_avr_i2c"]
+	path = lib/zh_avr_i2c
+	url = http://git.zh.com.ru/avr_libraries/zh_avr_i2c
+[submodule "lib/zh_avr_common"]
+	path = lib/zh_avr_common
+	url = http://git.zh.com.ru/avr_libraries/zh_avr_common
+[submodule "lib/zh_avr_pcf8574"]
+	path = lib/zh_avr_pcf8574
+	url = http://git.zh.com.ru/avr_libraries/zh_avr_pcf8574
+[submodule "lib/zh_avr_160x_i2c"]
+	path = lib/zh_avr_160x_i2c
+	url = http://git.zh.com.ru/avr_libraries/zh_avr_160x_i2c

README.md

@@ -1,2 +1,3 @@
 # ate0002.000.000
 
+git clone --recurse-submodules -b dev http://git.zh.com.ru/aerotech/ate0002.000.000

src/main.c

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+#include "FreeRTOS.h"
+#include "task.h"
+#include "avr/io.h"
+#include "stdio.h"
+
+// Set configTOTAL_HEAP_SIZE to 1792!!!
+
+#define BAUD_RATE 9600
+#define BAUD_PRESCALE (F_CPU / 16 / BAUD_RATE - 1)
+
+int usart(char byte, FILE *stream)
+{
+	while ((UCSR0A & (1 << UDRE0)) == 0)
+	{
+	}
+	UDR0 = byte;
+	return 0;
+}
+FILE uart = FDEV_SETUP_STREAM(usart, NULL, _FDEV_SETUP_WRITE);
+
+int main(void)
+{
+	UBRR0H = (BAUD_PRESCALE >> 8);
+	UBRR0L = BAUD_PRESCALE;
+	UCSR0B = (1 << RXEN0) | (1 << TXEN0);
+	UCSR0C = (1 << UCSZ01) | (1 << UCSZ00);
+	stdout = &uart;
+	vTaskStartScheduler();
+	return 0;
+}