Serial_HelloWorld example does not work when compiled with SDCC4.4.0 about free-pdk-examples HOT 7 OPEN

diff --git a/Serial_HelloWorld/Makefile b/Serial_HelloWorld/Makefile
index 920f9e9..f025148 100644
--- a/Serial_HelloWorld/Makefile
+++ b/Serial_HelloWorld/Makefile
@@ -1,5 +1,5 @@
 
-DEVICE = PFS154
+DEVICE = PFS173
 F_CPU = 8000000
 TARGET_VDD_MV = 4000
 TARGET_VDD = 4.0
diff --git a/SleepWake/Makefile b/SleepWake/Makefile
index 49bf6ee..531d2e6 100644
--- a/SleepWake/Makefile
+++ b/SleepWake/Makefile
@@ -1,6 +1,6 @@
 
-DEVICE = PFS154
-F_CPU = 70000
+DEVICE = PFS173
+F_CPU = 8000000
 TARGET_VDD_MV = 4000
 TARGET_VDD = 4.0
 
@@ -20,7 +20,7 @@ SOURCES = main.c
 OBJECTS = $(patsubst %.c,$(BUILD_DIR)/%.rel,$(SOURCES))
 
 # http://sdcc.sourceforge.net/doc/sdccman.pdf
-COMPILE = sdcc -m$(ARCH) -c --std-sdcc11 --opt-code-size -D$(DEVICE) -DF_CPU=$(F_CPU) -DTARGET_VDD_MV=$(TARGET_VDD_MV) -I. -I$(ROOT_DIR)/include
+COMPILE = sdcc -m$(ARCH) -c --std-sdcc11 --opt-code-size --fverbose-asm -D$(DEVICE) -DF_CPU=$(F_CPU) -DTARGET_VDD_MV=$(TARGET_VDD_MV) -I. -I$(ROOT_DIR)/include
 LINK = sdcc -m$(ARCH)
 EASYPDKPROG = easypdkprog
 
diff --git a/SleepWake/main.c b/SleepWake/main.c
index a07ddd9..1ae9963 100644
--- a/SleepWake/main.c
+++ b/SleepWake/main.c
@@ -43,7 +43,8 @@ void main(void) {
   setup();
 
   // Main processing loop
-  while (1) {
+  while (1) 
+  {
     for (int i = 0; i < 3; i++) {
       turnLedOn();
       _delay_ms(400);
@@ -51,7 +52,7 @@ void main(void) {
       _delay_ms(400);
     }
 
-    sleep();
+    //sleep();
   }
 }
 
diff --git a/include/delay.h b/include/delay.h
index d189df9..d577a37 100644
--- a/include/delay.h
+++ b/include/delay.h
@@ -59,7 +59,7 @@ __asm
   subc  __delay_loop_16_PARM_1+1          ;   1 cycle
   mov   a, __delay_loop_16_PARM_1+0       ;   1 cycle
   or    a, __delay_loop_16_PARM_1+1       ;   1 cycle
-  t1sn  f, z                              ;   1 cycle + 1 cycle for final skip
+  t1sn.io  f, z                              ;   1 cycle + 1 cycle for final skip
     goto 00001$                           ;   2 cycles
   // ret                                  ; 2 cycles
 __endasm;
@@ -88,7 +88,7 @@ __asm
   or    a, __delay_loop_32_PARM_1+1       ;   1 cycle
   or    a, __delay_loop_32_PARM_1+2       ;   1 cycle
   or    a, __delay_loop_32_PARM_1+3       ;   1 cycle
-  t1sn  f, z                              ;   1 cycle + 1 cycle for final skip
+  t1sn.io  f, z                              ;   1 cycle + 1 cycle for final skip
     goto 00001$                           ;   2 cycles
   // ret                                  ; 2 cycles
 __endasm;
diff --git a/include/pdk/util.h b/include/pdk/util.h
index 0838541..7b5563d 100644
--- a/include/pdk/util.h
+++ b/include/pdk/util.h
@@ -29,9 +29,10 @@
 
 //macros so we can use defines in assembler strings
 #define _STRINGIFY(x)         #x
-#define _STR(x)               _STRINGIFY(x)
 #define _STR_VAR(x)           "_"_STRINGIFY(x)
+#define _STR(x)               _STRINGIFY(x)
 #define _VAR(x)               _ ## x
+#define _ASMS(x)             VAR(x)
 
 //definitions for built in opcodes
 #define __nop()               __asm__("nop\n")
@@ -41,8 +42,8 @@
 #define __stopexe()           __asm__("stopexe\nnop\n")
 #define __reset()             __asm__("reset\n")
 #define __wdreset()           __asm__("wdreset\n")
-#define __set0(var,bit)       __asm__("set0 "_STR_VAR(var)", #"_STR(bit)"\n")
-#define __set1(var,bit)       __asm__("set1 "_STR_VAR(var)", #"_STR(bit)"\n")
+#define __set0io(x,y)         __asm__("set0.io "_STR_VAR(x)", #"_STR(y)"\n")
+#define __set1io(x,y)         __asm__("set1.io "_STR_VAR(x)", #"_STR(y)"\n")
 
 // BIT definitions
 #define BIT0                  (1)
diff --git a/include/serial.h b/include/serial.h
index 913d32f..16b7eeb 100644
--- a/include/serial.h
+++ b/include/serial.h
@@ -23,9 +23,9 @@ void serial_setup() {
 void serial_irq_handler() {
   if (txdata) {                                 // Does txdata contains bits to send?
     if (txdata & 0x01)                          // Check bit (1/0) for sending
-      __set1(PA, SERIAL_TX_PIN);                // Send 1 on TX Pin
+      __set1io(PA, 7);                // Send 1 on TX Pin
     else
-      __set0(PA, SERIAL_TX_PIN);                // Send 0 on TX Pin
+      __set0io(PA, SERIAL_TX_PIN);                // Send 0 on TX Pin
     txdata >>= 1;                               // Shift txdata
   }
 }