update, ready for 0.9 release

buzz.py

@@ -81,7 +81,7 @@ def stop(self):
         time.sleep(0.1) 
         self.buzzer.duty_u16(0)
 
-    def msg(self, message)
+    def msg(self, message):
         print(f"{self.name} : {message}")
 
     def run(self, note_duration=NOTE_DURATION):

bytebeat.py

@@ -11,7 +11,7 @@
 import neopixel
 
 
-BUZZER_PIN = 4
+BUZZER_PIN = 3
 BUZZER_DUTY = 32768
 PI = 3.1415926535
 PI2 = PI*2

smolos.py

@@ -3,8 +3,8 @@
 -------------------------------------------------
 Specialized Microcontroller-Oriented Lightweight Operating System
 
-(c)2023/07 Krzysztof Krystian Jankowski
-Homepage: https://smol.p1x.in/os/
+(c)2023/08 Krzysztof Krystian Jankowski
+Homepage: http(s)://smol.p1x.in/os/
 """
 
 import machine
@@ -15,12 +15,12 @@
 import math
 import random
 
-CPU_SPEED_SLOW = 40  # Mhz
+CPU_SPEED_SLOW = 66  # Mhz
 CPU_SPEED_TURBO = 133  # Mhz
 SYSTEM_LED_PIN = 25
 
 OS_NAME = "smolOS"
-OS_VERSION = "almost-0.9"
+OS_VERSION = "0.9"
 OS_VARIANT = "xiao"
 OS_BOARD_NAME = "Seeed XIAO RP2040"
 OS_PROMPT = "\nsmol $: "
@@ -46,40 +46,50 @@ def __init__(self):
             "list": self.list,"ls": self.list,"dir": self.list,
             "print": self.show,"cat": self.show,
             "remove": self.remove,"rm": self.remove,
+            "rename": self.move,"move": self.move,
             "clear": self.clear,"cls": self.clear,
             "stats": self.stats,
             "turbo": self.toggle_turbo,
             "edit": self.edit,"ed": self.edit,
             "info": self.info,
             "led": self.led,
-            "exe": self.exe
+            "exe": self.exe,
+            "free": self.free,
+            ".": self.repeat_last
         }
         self.user_commands_manual = {
             "list": "list files (alias: ls, dir)",
-            "show <filename>": "print filename content (alias: cat)",
+            "print <filename>": "print filename content (alias: cat)",
             "info <filename>": "information about a file",
+            "reanme <filename> <new-filename>": "reanmes a file (alias move)",
             "remove <filename>": "remove a file (be careful!) (alias: rm)",
             "edit <filename>": "text editor, filename is optional (alias ed)",
             "clear": "clears the screen (alias cls)",
             "turbo": "toggles turbo mode (100% vs 50% CPU speed)",
             "stats": "system statistics",
+            "free": "available memory",
             "led <command>": "manipulating on-board LED. Commands: `on`, `off`",
             "exe <code>": "Running exec(code)",
-            "<filename>": "runs user program (without .py)"
+            "<filename>": "runs user program (without .py)",
+            ".": "repeats last command"
         }
+        self.last_command = ""
 
     def boot(self):
         machine.freq(self.cpu_speed_range["turbo"] * 1000000)
         self.clear()
         self.welcome()
         while True:
             try:
-                self.REPL()
+                self.REPL(input(self.prompt))
             except KeyboardInterrupt:
                 break
 
-    def REPL(self):
-        user_input = input(self.prompt)
+    def REPL(self,user_input):
+        if user_input == ".":
+            user_input = self.last_command
+        else:
+            self.last_command = user_input
         parts = user_input.split()
         if len(parts) > 0:
             command = parts[0]
@@ -154,6 +164,19 @@ def show(self, filename=""):
         else:
             self.print_err("No filename provided.")
 
+    def move(self, file_a="", file_b=""):
+        if not(file_a=="" or file_b==""):
+            if file_b not in self.protected_files:
+                try:
+                    uos.rename(file_a,file_b)
+                    print(f"File {file_a} renamed to {file_b}.")
+                except OSError:
+                    self.print_err("Cannot rename file!")
+            else:
+                self.print_err("Cannot rename protected file!")
+        else:
+            self.print_err("No filename provided.")
+
     def remove(self, filename=""):
         if filename:
             if filename not in self.protected_files:
@@ -184,6 +207,10 @@ def stats(self):
         print("\t\033[0mFree space:\033[1m",uos.statvfs("/")[0] * uos.statvfs("/")[3],"bytes")
         print("\033[0m")
 
+    def free(self):
+        print("Free memory:\n\t\033[1m",gc.mem_free(),"bytes\033[0m")
+        print("\033[0mFree disk space:\n\t\033[1m",uos.statvfs("/")[0] * uos.statvfs("/")[3],"bytes\033[0m")
+
     def toggle_turbo(self):
         self.turbo = not self.turbo
         if self.turbo:
@@ -236,6 +263,9 @@ def run(self, command):
         except OSError:
             self.print_err(f"Problem with loading {command} program.")
 
+    def repeat_last(self):
+        self.REPL(self.last_command)
+
     def unknown_function(self):
         self.print_err("Unknown function. Type 'help' for list of functions.")
 
@@ -316,7 +346,7 @@ def edit(self, filename=""):
                 elif show_help:
                         self.man(ed_commands_manual)
                         print("\n\033[7mHit [return] button\033[0m (or command) to go back to  editing.\n")
-                    
+
                 user_ed_input = input("\ned $: ")
 
                 if user_ed_input =="quit":
@@ -357,11 +387,11 @@ def edit(self, filename=""):
 
                 elif user_ed_input == "<<":
                     start_index = 0
-                    
+
                 elif user_ed_input == ">>":
                     if line_count>UI_PAGE_SIZE:
                         start_index = line_count-UI_PAGE_SIZE
-                    
+
                 elif user_ed_input in ("save","write"):
                     if filename == "":
                         self.print_err("Your new file has no name. Use `name` followed by a file name and save again.")
@@ -390,12 +420,12 @@ def edit(self, filename=""):
                             new_file = True
                             filename = ""
                             file_edited = False
-                
+
                 elif user_ed_input[0]=="!" and len(user_ed_input)>1:
                     line_count += 1
                     lines.append(user_ed_input[1:]+"\n")
                     file_edited = True
-                else:   
+                else:
                     parts = user_ed_input.split(" ",1)
                     if len(parts) == 1:
                         try:
@@ -425,7 +455,7 @@ def edit(self, filename=""):
                             try:
                                 line_number = int(parts[0])
                                 new_content = parts[1]
-                                if line_number > 0:                                
+                                if line_number > 0:
                                     if line_number <= line_count:
                                         lines[line_number - 1] = new_content + "\n"
                                         file_edited = True
@@ -437,7 +467,7 @@ def edit(self, filename=""):
                                             file_edited = True
                                 else:
                                     self.print_err("Invalid line number.")
-                                
+
                             except:
                                 self.print_err("Invalid command.")
             except KeyboardInterrupt:
@@ -452,3 +482,4 @@ def edit(self, filename=""):
     os = smolOS()
     os.boot()
 
+