+//! Erase an AVR device
+void avr_erase();
+//! Read lock bits.
+u8 avr_lockbits();
+//! Write lock bits.
+void avr_setlock(u8 bits);
+
+//! Read a byte of Flash
+u8 avr_peekflash(u16 adr);
+
+//! Read a byte of EEPROM.
+u8 avr_peekeeprom(u16 adr);
+//! Read a byte of EEPROM.
+u8 avr_pokeeeprom(u16 adr, u8 val);