use of I2C communications layer

common/utils.c

@@ -123,7 +123,7 @@ static const int pins[] = {
 
 void setupActiveLowPins(void)
 {
-  for (int8_t i = 0; i < NPINS; ++i) {
+  for (int i = 0; i < NPINS; ++i) {
     write_gpio_pin(pins[i], 0x1);
   }
 }

projects/cm_mcu/CommandLineTask.c

@@ -435,27 +435,25 @@ static struct command_t commands[] = {
     {
         "ff_cdr_lol",
         ff_cdr_lol_alarm,
-        "ff_cd_lol\r\n Displays a table showing the CDR loss of lock alarms of the fireflies.\r\n",
+        "ff_cdr_lol\r\n Displays a table showing the CDR loss of lock alarms of the fireflies.\r\n",
         0,
     },
     {"fpga", fpga_ctl, "fpga (<none>|done)\r\n Displays a table showing the state of FPGAs.\r\n",
      -1},
     {"id", board_id_info, "id\r\n Prints board ID information.\r\n", 0},
-    {"i2c_base", i2c_ctl_set_dev,
-     "i2c_base <device>\r\n Set I2C controller number. Value between 0-9.\r\n", 1},
     {"i2cr", i2c_ctl_r,
-     "i2cr <address> <number of bytes>\r\n Read I2C controller. Addr in hex.\r\n", 2},
+     "i2cr <dev> <address> <number of bytes>\r\n Read I2C controller. Addr in hex.\r\n", 3},
     {"i2crr", i2c_ctl_reg_r,
-     "i2crr <address> <reg> <number of bytes>\r\n Read I2C controller. Addr in hex\r\n", 3},
-    {"i2cw", i2c_ctl_w, "i2cw <address> <number of bytes> <value>\r\n Write I2C controller.\r\n",
-     3},
+     "i2crr <dev> <address> <reg> <number of bytes>\r\n Read I2C controller. Addr in hex\r\n", 3},
+    {"i2cw", i2c_ctl_w, "i2cw <dev> <address> <number of bytes> <value>\r\n Write I2C controller.\r\n",
+     4},
     {"i2cwr", i2c_ctl_reg_w,
-     "i2cwr <address> <reg> <number of bytes>\r\n Write I2C controller.\r\n", 4},
+     "i2cwr <dev> <address> <reg> <number of bytes>\r\n Write I2C controller.\r\n", 5},
     {
         "i2c_scan",
         i2c_scan,
         "i2c_scan\r\n Scan current I2C bus.\r\n",
-        0,
+        1,
     },
     {"help", help_command_fcn, "help\r\n This help command\r\n", -1},
     {"pwr", power_ctl,