+uint8_t
+ccdbg_get_pc(struct ccdbg *dbg);
+
+uint8_t
+ccdbg_read_status(struct ccdbg *dbg);
+
+uint8_t
+ccdbg_set_hw_brkpnt(struct ccdbg *dbg, uint8_t number, uint8_t enable, uint16_t addr);
+
+uint8_t
+ccdbg_halt(struct ccdbg *dbg);
+
+uint8_t
+ccdbg_resume(struct ccdbg *dbg);
+
+uint8_t
+ccdbg_debug_instr(struct ccdbg *dbg, uint8_t *instr, int nbytes);
+
+uint8_t
+ccdbg_step_instr(struct ccdbg *dbg);
+
+uint8_t
+ccdbg_step_replace(struct ccdbg *dbg, uint8_t *instr, int nbytes);
+