diff --git a/avr/devices/c01/defs.asm b/avr/devices/c01/defs.asm
index ca34f21..5218d23 100644
--- a/avr/devices/c01/defs.asm
+++ b/avr/devices/c01/defs.asm
@@ -72,14 +72,14 @@
 .equ COM_DATA_OUTPUT    = PORTD
 .equ COM_DATA_PIN       = PORTD0
 
-.equ COM_ATTN_DDR       = DDRD
-.equ COM_ATTN_INPUT     = PIND
-.equ COM_ATTN_OUTPUT    = PORTD
-.equ COM_ATTN_PIN       = PORTD2
+.equ COM_CLK_DDR       = DDRD
+.equ COM_CLK_INPUT     = PIND
+.equ COM_CLK_OUTPUT    = PORTD
+.equ COM_CLK_PIN       = PORTD2
 
-.equ COM_IRQ_ADDR_ATTN   = GICR
-.equ COM_IRQ_BIT_ATTN    = INT0
-.equ COM_IRQ_GIFR_ATTN   = INTF0
+.equ COM_IRQ_ADDR_CLK   = GICR
+.equ COM_IRQ_BIT_CLK    = INT0
+.equ COM_IRQ_GIFR_CLK   = INTF0
 ;.equ COM_IRQ_GIMSK_ATTN  = PCIE0
 
 
diff --git a/avr/devices/c01/main/main.asm b/avr/devices/c01/main/main.asm
index f4fa9b6..4b9dff9 100644
--- a/avr/devices/c01/main/main.asm
+++ b/avr/devices/c01/main/main.asm
@@ -59,7 +59,8 @@
 #define MODULES_NETWORK
 ;#define MODULES_COMONUART0
 ;#define MODULES_UART_HW
-#define MODULES_UART_BITBANG
+;#define MODULES_UART_BITBANG
+#define MODULES_COM2W
 #define MODULES_SPI_HW
 ;#define MODULES_ILI9341
 ;#define MODULES_FONT_8X8
@@ -120,8 +121,7 @@
 ; ---------------------------------------------------------------------------
 ; Reset and interrupt vectors
   rjmp BOOTLOADER_ADDR          ;  1: Reset vector   RESET
-;  rjmp NetUart_AttnChangeIsr    ;  2: INT0           External Interrupt Request 0
-  rjmp UART_BitBang_PcintIsr    ;  2: INT0           External Interrupt Request 0
+  rjmp com2wPcintIsr            ;  2: INT0           External Interrupt Request 0
   reti                          ;  3: INT1           External Interrupt Request 1
   reti                          ;  4: TIMER1_CAPT    Timer/Counter1 Capture Event
   reti                          ;  5: TIMER1_COMPA   Timer/Counter1 Compare Match A
@@ -221,7 +221,8 @@ onEveryLoop:
 ; defines for network interface
 
 ;.equ netInterfaceData = netUartIface
-.equ netInterfaceData = uart_bitbang_iface
+;.equ netInterfaceData = uart_bitbang_iface
+.equ netInterfaceData = com2w_iface