pin command, add user configurable i/o pins

3 files changed, 29 insertions, 2 deletions

diff --git a/include/getopt-min.h b/include/getopt-min.h
new file mode 100644
index 0000000..9f7729e
--- /dev/null
+++ b/include/getopt-min.h
@@ -0,0 +1,12 @@
+#ifndef GETOPT_MIN_H
+#define GETOPT_MIN_H
+
+int getopt( 				/* returns letter, '?', EOF */
+	int		argc,		/* argument count from main */
+	char	*const argv[],	/* argument vector from main */
+	const FLASH char * optstring );	/* allowed args, e.g. "ab:c" */
+
+extern int optind;
+
+#endif /* GETOPT_MIN_H */
+
diff --git a/include/pin.h b/include/pin.h
new file mode 100644
index 0000000..e673b56
--- /dev/null
+++ b/include/pin.h
@@ -0,0 +1,17 @@
+#ifndef PIN_H
+#define PIN_H
+
+/* Number of user configurable I/O pins */
+#define PIN_MAX 11
+
+typedef enum {INPUT, INPUT_PULLUP, OUTPUT, OUTPUT_TIMER} pinmode_t;
+
+int pin_config(int pin, pinmode_t mode);
+pinmode_t pin_config_get(int pin);
+int pin_read(int pin);
+void pin_write(int pin, uint8_t val);
+int pin_clockdiv_set(int pin, unsigned long divider);
+long pin_clockdiv_get(int pin);
+
+#endif /* PIN_H */
+
diff --git a/include/z80-if.h b/include/z80-if.h
index 5153f37..6f6f6fa 100644
--- a/include/z80-if.h
+++ b/include/z80-if.h
@@ -26,8 +26,6 @@ void z80_setup_bus(void);
 int z80_stat_reset(void);
 //void z80_busreq(level_t level);
 int z80_stat_halt(void);
-uint32_t z80_clock_get(void);
-int z80_clock_set(unsigned long freq);
 
 
 void z80_write(uint32_t addr, uint8_t data);