Diff: i2c_2020_06.cpp

Revision:

3:43cb067ecd00

diff -r 8e7b51353f32 -r 43cb067ecd00 i2c_2020_06.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/i2c_2020_06.cpp	Mon Jul 27 08:44:59 2020 +0000
@@ -0,0 +1,112 @@
+#include "mbed.h"
+#include "Alternator.h"
+#include "I2CEeprom.h"
+
+const   int settings_ee_addr    = eeprom_page * eeprom_page_size;
+
+/*struct  sldandt  {
+    const uint32_t     min, max, de_fault;  //  min, max, default
+    const char * txt;     //  description
+    char    val;
+}   ;
+*/
+const char tabletext[] = "User Table entry 0 to 100";
+extern  const int numof_op_modes;
+
+struct  sldandt option_list[] = {
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 0
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 1
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 2
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 3
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 4
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 5
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 6
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 7
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 8
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 9
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 10
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 11
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 12
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 13
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 14
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 15
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 16
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 17
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 18
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 19
+    {0, 100, 0,     tabletext},       //  Field Current Limit User Entry Table position 20
+    {0, 120, 3,     "Engine warn-up delay seconds"},
+    {0, 100, 20,    "Warmup servo position percent"},
+    {0, numof_op_modes - 1, 0,     "Operating Mode - 0=Engine Only test, 1=Const Voltage, 2=Var Voltage, 3=Current feedback"},
+    {20, 100, 50,   "Engine speed control 'P' adjust"},
+    {0, 1, 0,       "0 Servo normal, 1 reverse"},
+    {0, 100, 0,     "Future 26"},
+    {0, 100, 0,     "Future 27"},
+    {0, 100, 0,     "Future 28"},
+    {0, 100, 0,     "Future 29"},
+    {0, 100, 0,     "Future 30"},
+    {0, 100, 0,     "Future 31"},
+}   ;
+
+/*enum    {TABL0, TABL1, TABL2, TABL3, TABL4, TABL5, TABL6, TABL7, TABL8, TABL9, TABL10, TABL11, TABL12, TABL13, TABL14, TABL15, TABL16, 
+        TABL17, TABL18, TABL19, TABL20,   
+        WARM_UP_DELAY, WARMUP_SERVO_POS, OP_MODE, SPEED_CTRL_P, SERVO_DIR, FUT30, FUT31 }  ;
+*/
+const   int    numof_eeprom_options    = sizeof(option_list) / sizeof (struct sldandt);
+
+
+//I2CEeprom eeprom  (SDA_PIN, SCL_PIN, 0xa0, eeprom_page_size, 8192, 100000);
+extern  I2CEeprom eeprom;   //  (SDA_PIN, SCL_PIN, 0xa0, eeprom_page_size, 8192, 100000);
+
+/*
+class   ee_settings_2020    {
+    char    new_settings[eeprom_page_size + 2];
+public:
+    ee_settings_2020    ()  ;   //  Constructor
+    int load    ()  ;
+    int save    ()  ;
+    char    rd    (uint32_t   i)  ;
+    bool    wr   (char c, uint32_t i)  ;           //  Write one setup char value to private buffer 'settings'
+}   ;
+*/
+    ee_settings_2020::ee_settings_2020  ()  {
+//        load    ();   //  Can't use this here, causes core dump
+    }  
+    
+int ee_settings_2020::load    ()  {
+    return  eeprom.read (settings_ee_addr, new_settings, eeprom_page_size);
+}
+
+int ee_settings_2020::save    ()  {   //  Write to eeprom only those that need changing
+    int count = 0;
+    char    tmp[eeprom_page_size + 2];
+    int n = eeprom.read (settings_ee_addr, tmp, eeprom_page_size);
+    for (int i = 0; i < eeprom_page_size; i++)  {
+        if  (new_settings[i] != tmp[i]) {
+            count++;
+            eeprom.write    (settings_ee_addr + i, new_settings[i]);
+        }
+    }
+    return  count;
+}
+
+char    ee_settings_2020::rd    (uint32_t   i)  {
+    return  new_settings[i];
+}
+
+
+bool    ee_settings_2020::wr   (char c, uint32_t i)  {           //  Write one setup char value to private buffer 'settings'
+    if  (i >= eeprom_page_size)
+        return  false;
+    new_settings[i] = c;
+    return  true;
+}
+
+sldandt *    ee_settings_2020::inform (uint32_t which)  {
+    if  (which >= numof_eeprom_options) 
+        return  NULL;
+    return &option_list[which];
+}
+
+
+