diff -r b4658776abb6 -r 9ffa9d727d80 src/hp34comm.h
--- a/src/hp34comm.h	Tue Dec 05 00:59:57 2017 +0100
+++ b/src/hp34comm.h	Mon Nov 05 23:18:37 2018 +0100
@@ -22,18 +22,18 @@
     char value[MAX_BUFF+1];
     unsigned long id;
   } CMD;
-  
+
   HPSerial(PinName tx, PinName rx);
 
   bool cmd_available(void);
   bool pop(CMD& cmd);
   bool cmd_buf_full(void);
   unsigned int nerrors(uint8_t errorno);
-  
+
   void startup(void);
   void send(const uint8_t *buf, uint8_t size);
   void sendkey(uint8_t keycode);
-  
+
 private:
   void pushCmd(uint8_t cmd, uint8_t size, char *payload);
   void rxIrq(void);
@@ -57,7 +57,6 @@
   // global state machine
   typedef enum {
     GSTATE_STARTING,
-    GSTATE_STARTING2,
     GSTATE_IDLE,
     GSTATE_TX,
     GSTATE_RX,
@@ -66,18 +65,18 @@
   /* gstate_t do_start(); */
   /* gstate_t do_send(); */
   /* gstate_t do_receive(); */
-  
+
   /* typedef gstate_t(HPSerial::*gstatemethod)(); */
   /* statemethod const gstate_table[NUM_GSTATES] = { */
   /*     &HPSerial::do_start, */
   /*     &HPSerial::do_send, */
   /*     &HPSerial::do_receive, */
   /* }; */
-  
+
   /* gstate_t run_gstate(gstate_t cur_state); */
  private:
   gstate_t cur_gstate;
-  
+
  public:
   // transmission state machine
   typedef enum {
@@ -89,7 +88,7 @@
     STATE_EOT,
     NUM_STATES} state_t;
   state_t state() {return cur_state;};
-  
+
  private:
   typedef struct state_data {
     uint8_t cmd;
@@ -99,7 +98,6 @@
   } state_data_t;
 
   void _startup(void);
-  void _startup2(void);
   state_t do_state_initial(uint8_t c=0x00);
   state_t do_state_command(uint8_t c);
   state_t do_state_payload_size(uint8_t c);
@@ -108,9 +106,9 @@
   state_t do_state_eot(uint8_t c=0x00);
 
   void send_ack(uint8_t c);
-  
+
   typedef state_t(HPSerial::*statemethod)(uint8_t c);
-  static  statemethod state_table[NUM_STATES];  
+  static  statemethod state_table[NUM_STATES];
   state_t run_state(state_t cur_state, uint8_t c);
 
   state_t cur_state;