I2C not yet integrated

Dependencies:   mbed

Tested working with single and differential voltages.

Connect SCL (pin 11) to D15 Connect SDA (pin 10) to D14 Connect pin 16 to +5v Connect pin 9 to gnd

Revision:
4:85017622b676
Parent:
3:34e56211d5b6
Child:
5:8aa0f4e6788c
--- a/main.cpp	Thu Dec 08 19:58:24 2016 +0000
+++ b/main.cpp	Thu Dec 08 21:42:33 2016 +0000
@@ -9,7 +9,7 @@
 //These pins for the nucleo nucleo f401re
 LTC2991 *ltc0 = new LTC2991(I2C_SDA, I2C_SCL);
 LTC2991 *ltc1 = new LTC2991(PB_3, PB_10);
-LTC2991 *ltc2 = new LTC2991(PB_4, PA_8);
+LTC2991 *ltc2 = new LTC2991(PA_8, PB_4);
 
 
 //void setup();
@@ -24,10 +24,10 @@
   while (true)
   {
     pc.printf("boot\n");
-    ack |= ltc0->LTC2991_register_write(LTC2991_I2C_ADDRESS, LTC2991_CHANNEL_ENABLE_REG, LTC2991_ENABLE_ALL_CHANNELS); //! Enables all channels
-    ack |= ltc0->LTC2991_register_write(LTC2991_I2C_ADDRESS, LTC2991_CONTROL_V1234_REG, 0x00); //! Sets registers to default starting values.
-    ack |= ltc0->LTC2991_register_write(LTC2991_I2C_ADDRESS, LTC2991_CONTROL_V5678_REG, 0x00);
-    ack |= ltc0->LTC2991_register_write(LTC2991_I2C_ADDRESS, LTC2991_CONTROL_PWM_Tinternal_REG, LTC2991_REPEAT_MODE); //! Configures LTC2991 for Repeated Acquisition mode
+    ack |= ltc2->LTC2991_register_write(LTC2991_I2C_ADDRESS, LTC2991_CHANNEL_ENABLE_REG, LTC2991_ENABLE_ALL_CHANNELS); //! Enables all channels
+    ack |= ltc2->LTC2991_register_write(LTC2991_I2C_ADDRESS, LTC2991_CONTROL_V1234_REG, 0x00); //! Sets registers to default starting values.
+    ack |= ltc2->LTC2991_register_write(LTC2991_I2C_ADDRESS, LTC2991_CONTROL_V5678_REG, 0x00);
+    ack |= ltc2->LTC2991_register_write(LTC2991_I2C_ADDRESS, LTC2991_CONTROL_PWM_Tinternal_REG, LTC2991_REPEAT_MODE); //! Configures LTC2991 for Repeated Acquisition mode
     
     if (ack != 0) {
       pc.printf("Error: No Acknowledge. Check I2C Address.\n");
@@ -52,9 +52,9 @@
   int16_t code;
   float voltage;
   ack = 0;
-  ack |= ltc0->LTC2991_register_set_clear_bits(LTC2991_I2C_ADDRESS, LTC2991_CONTROL_V1234_REG, 0x00, LTC2991_V1_V2_DIFFERENTIAL_ENABLE | LTC2991_V1_V2_TEMP_ENABLE);
-  ack |= ltc0->LTC2991_adc_read_new_data(LTC2991_I2C_ADDRESS, LTC2991_V1_MSB_REG, &code, &data_valid, LTC2991_TIMEOUT);
-  voltage = ltc0->LTC2991_code_to_single_ended_voltage(code, LTC2991_SINGLE_ENDED_lsb);
+  ack |= ltc2->LTC2991_register_set_clear_bits(LTC2991_I2C_ADDRESS, LTC2991_CONTROL_V1234_REG, 0x00, LTC2991_V1_V2_DIFFERENTIAL_ENABLE | LTC2991_V1_V2_TEMP_ENABLE);
+  ack |= ltc2->LTC2991_adc_read_new_data(LTC2991_I2C_ADDRESS, LTC2991_V1_MSB_REG, &code, &data_valid, LTC2991_TIMEOUT);
+  voltage = ltc2->LTC2991_code_to_single_ended_voltage(code, LTC2991_SINGLE_ENDED_lsb);
   if (ack != 0) {
       pc.printf("Error: No Acknowledge.\n");
   } else {
@@ -67,9 +67,9 @@
   int16_t code;
   float voltage;
   ack = 0;
-  ack |= ltc0->LTC2991_register_set_clear_bits(LTC2991_I2C_ADDRESS, LTC2991_CONTROL_V1234_REG, LTC2991_V1_V2_DIFFERENTIAL_ENABLE, LTC2991_V1_V2_TEMP_ENABLE);
-  ack |= ltc0->LTC2991_adc_read_new_data(LTC2991_I2C_ADDRESS, LTC2991_V2_MSB_REG, &code, &data_valid, LTC2991_TIMEOUT);
-  voltage = ltc0->LTC2991_code_to_differential_voltage(code, LTC2991_DIFFERENTIAL_lsb);
+  ack |= ltc2->LTC2991_register_set_clear_bits(LTC2991_I2C_ADDRESS, LTC2991_CONTROL_V1234_REG, LTC2991_V1_V2_DIFFERENTIAL_ENABLE, LTC2991_V1_V2_TEMP_ENABLE);
+  ack |= ltc2->LTC2991_adc_read_new_data(LTC2991_I2C_ADDRESS, LTC2991_V2_MSB_REG, &code, &data_valid, LTC2991_TIMEOUT);
+  voltage = ltc2->LTC2991_code_to_differential_voltage(code, LTC2991_DIFFERENTIAL_lsb);
   if (ack != 0) {
       pc.printf("Error: No Acknowledge.\n");
   } else {