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+# chtype - change file type command for ProDOS
+
+Build with [ca65](https://cc65.github.io/doc/ca65.html)
+
+Installation:
+* Copy target to ProDOS disk
+* From BASIC.SYSTEM prompt, run: `-CHTYPE` from STARTUP (or by hand)
+
+Usage:
+```
+CHTYPE pathname,Ttype[,Aauxtype][,S#][,D#]
+```
+
+Examples:
+* `CHTYPE pic,T$08`
+* `CHTYPE /root/was_bin,TSYS`
+* `CHTYPE now_basic,TBAS,A$801`
+* `CHTYPE as_text,TTXT,S6,D1`
+
+Notes:
+* Allocates a 1 page buffer to store the code
+* Relative or absolute paths can be used
+* Can be invoked as lower case (e.g. `chtype ...`)