diff --git a/Makefile b/Makefile
index 10e3e36..0707a16 100644
--- a/Makefile
+++ b/Makefile
@@ -15,9 +15,10 @@ LDFLAGS += -Wl,--gc-sections
 LDFLAGS += -Wl,-u,vfprintf -lprintf_flt
 
 MAIN_OBJS += main.o
-MAIN_OBJS += contr_main.o
+MAIN_OBJS += contr.o
 MAIN_OBJS += relay.o
-MAIN_OBJS += contr_init.o
+MAIN_OBJS += timer.o
+MAIN_OBJS += adc.o
 MAIN_OBJS += eeprom.o
 MAIN_OBJS += i2c.o
 MAIN_OBJS += disp.o
@@ -36,9 +37,12 @@ $(MAIN_ELF): $(MAIN_OBJS)
 	$(CC) $(LDFLAGS) -o $(MAIN_ELF) $(MAIN_OBJS)
 	$(SIZE) --format=berkeley $@
 
+DEPENDS_DIR = .dep
+
 %.o: %.c
+	@mkdir -p $(DEPENDS_DIR)
 	$(CC) $(CFLAGS) -c $*.c -o $*.o
-	$(CC) -MM $(CFLAGS) $*.c > $*.d
+	@$(CC) -MM $(CFLAGS) $*.c > $(DEPENDS_DIR)/$*.d
 
 
 $(MAIN_HEX): $(MAIN_ELF)
@@ -57,9 +61,10 @@ download:
 
 clean:
 	rm -f *.i *.o *.s
-	rm -f *.elf *.bin *~ *.hex
-	rm -f *.d
+	rm -f *.hex *.elf *.bin
+	rm -f *~ *.d
+	rm -rf $(DEPENDS_DIR)
 
--include $(MAIN_OBJS:.o=.d)
+-include $(DEPENDS_DIR)/$(MAIN_OBJS:.o=.d)
 
 #EOF
diff --git a/contr_init.c b/adc.c
similarity index 53%
rename from contr_init.c
rename to adc.c
index 12b8c22..6bf7a06 100644
--- a/contr_init.c
+++ b/adc.c
@@ -8,7 +8,7 @@
 
 #include <tool.h>
 
-void contr_adc_init() {
+void adc_init() {
     /* Disable ADC */
     REG_SETDOWN_BIT(ADCSRA, ADEN);
     /* Set reference*/
@@ -28,21 +28,16 @@ void contr_adc_init() {
     REG_SETUP_BIT(ADCSRA, ADEN);
 }
 
-
-void contr_timer_init(void) {
-    /* Disable comparators */
-    REG_SETDOWN_BIT(TCCR0A, COM0A1);
-    REG_SETDOWN_BIT(TCCR0A, COM0A0);
-    REG_SETDOWN_BIT(TCCR0A, COM0B1);
-    REG_SETDOWN_BIT(TCCR0A, COM0B0);
-    /* Set normal mode */
-    REG_SETDOWN_BIT(TCCR0A, WGM01);
-    REG_SETDOWN_BIT(TCCR0A, WGM00);
-    /* Set clock to 1/64 */
-    REG_SETDOWN_BIT(TCCR0B, CS02);
-    REG_SETUP_BIT(TCCR0B, CS01);
-    REG_SETUP_BIT(TCCR0B, CS00);
-    /* Enable timer interrupt */
-    REG_SETUP_BIT(TIMSK0, TOIE0);
-    //REG_SETUP(TCNT0, TIMER_INITVAL);
+uint16_t adc_read(uint8_t channel) {
+    uint8_t reg = ADMUX;
+    ADMUX = (reg & 0xF0) | channel;
+    REG_SETUP_BIT(ADCSRA, ADSC);
+    while (ADCSRA & BIT(ADSC));
+    uint16_t lval = (uint16_t)ADCL;
+    uint16_t hval = (uint16_t)ADCH;
+    hval = (hval << 8) & 0xFF00;
+    lval = lval & 0x00FF;
+    return hval | lval;
 }
+
+
diff --git a/adc.h b/adc.h
new file mode 100644
index 0000000..6834a27
--- /dev/null
+++ b/adc.h
@@ -0,0 +1,16 @@
+#ifndef ADC_H_QWERTY
+#define ADC_H_QWERTY
+
+#define ACD_CHANELL0 0x00
+#define ACD_CHANELL2 0x01
+#define ACD_CHANELL3 0x02
+#define ACD_CHANELL3 0x03
+#define ACD_CHANELL4 0x04
+#define ACD_CHANELL5 0x05
+#define ACD_CHANELL6 0x06
+#define ACD_CHANELL7 0x07
+
+void adc_init(void);
+uint16_t adc_read(uint8_t channel);
+
+#endif
diff --git a/contr_main.c b/contr.c
similarity index 99%
rename from contr_main.c
rename to contr.c
index b9ffdf7..3005c3c 100644
--- a/contr_main.c
+++ b/contr.c
@@ -17,9 +17,9 @@
 #include <uart.h>
 #include <temp.h>
 #include <relay.h>
+#include <timer.h>
 
-#include <contr_main.h>
-#include <contr_init.h>
+#include <contr.h>
 
 #define CONTR_BAND_OFF  0x01
 #define CONTR_BAND_10M  0x02
@@ -91,8 +91,8 @@ void contr_setup(void) {
 
 
     contr_key_init();
-    contr_adc_init();
-    contr_timer_init();
+    adc_init();
+    timer0_init();
 }
 
 
diff --git a/contr_main.h b/contr.h
similarity index 100%
rename from contr_main.h
rename to contr.h
diff --git a/contr_init.h b/contr_init.h
deleted file mode 100644
index deaf913..0000000
--- a/contr_init.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef CONTR_INIT_H_QWERTY
-#define CONTR_INIT_H_QWERTY
-
-void contr_timer_init(void);
-void contr_adc_init(void);
-
-#endif
diff --git a/main.c b/main.c
index 26ddc9d..bc410a2 100644
--- a/main.c
+++ b/main.c
@@ -16,7 +16,7 @@
 #include <disp.h>
 #include <relay.h>
 
-#include <contr_main.h>
+#include <contr.h>
 
 int main(void) {
     uart_init();
diff --git a/timer.c b/timer.c
new file mode 100644
index 0000000..95659a8
--- /dev/null
+++ b/timer.c
@@ -0,0 +1,27 @@
+
+/*
+ * Copyright 2017 Oleg Borodin <onborodin@gmail.com>
+ */
+
+#include <avr/interrupt.h>
+#include <util/delay.h>
+
+#include <tool.h>
+
+void timer0_init(void) {
+    /* Disable comparators */
+    REG_SETDOWN_BIT(TCCR0A, COM0A1);
+    REG_SETDOWN_BIT(TCCR0A, COM0A0);
+    REG_SETDOWN_BIT(TCCR0A, COM0B1);
+    REG_SETDOWN_BIT(TCCR0A, COM0B0);
+    /* Set normal mode */
+    REG_SETDOWN_BIT(TCCR0A, WGM01);
+    REG_SETDOWN_BIT(TCCR0A, WGM00);
+    /* Set clock to 1/64 */
+    REG_SETDOWN_BIT(TCCR0B, CS02);
+    REG_SETUP_BIT(TCCR0B, CS01);
+    REG_SETUP_BIT(TCCR0B, CS00);
+    /* Enable timer interrupt */
+    REG_SETUP_BIT(TIMSK0, TOIE0);
+    //REG_SETUP(TCNT0, TIMER_INITVAL);
+}
diff --git a/timer.h b/timer.h
new file mode 100644
index 0000000..a75b9ec
--- /dev/null
+++ b/timer.h
@@ -0,0 +1,18 @@
+#ifndef CONTR_INIT_H_QWERTY
+#define CONTR_INIT_H_QWERTY
+
+#define ACD_CHANELL0 0x00
+#define ACD_CHANELL1 0x01
+#define ACD_CHANELL2 0x02
+#define ACD_CHANELL3 0x03
+#define ACD_CHANELL4 0x04
+#define ACD_CHANELL5 0x05
+#define ACD_CHANELL6 0x06
+#define ACD_CHANELL7 0x07
+
+void adc_init(void);
+uint16_t adc_read(uint8_t channel);
+
+void timer0_init(void);
+
+#endif