Add Arduino Code to programm PD chip

2022-11-15 14:07:36 +01:00
parent 19c54b7f0f
commit f980889b36
6 changed files with 237 additions and 0 deletions
--- a/voltage/src/main.cpp
+++ b/voltage/src/main.cpp
@@ -0,0 +1,116 @@
+#include <Arduino.h>
+
+#include <Wire.h>
+#include <SparkFun_STUSB4500.h>
+
+STUSB4500 usb;
+
+void setup() 
+{
+  Serial.begin(115200);  
+  Wire.begin(); //Join I2C bus
+  
+  delay(500);
+  
+  /* The Power Delivery board uses the default settings with address 0x28 using Wire.
+  
+     Opionally, if the address jumpers are modified, or using a different I2C bus,
+     these parameters can be changed here. E.g. usb.begin(0x29,Wire1)
+  
+     It will return true on success or false on failure to communicate. */
+  if(!usb.begin())
+  {
+    Serial.println("Cannot connect to STUSB4500.");
+    Serial.println("Is the board connected? Is the device ID correct?");
+    while(1);
+  }
+  
+  Serial.println("Connected to STUSB4500!");
+  delay(100);
+
+  /* Read the Power Data Objects (PDO) highest priority (1-3) */
+  Serial.print("PDO Number: ");
+  Serial.println(usb.getPdoNumber());
+
+  /* Read settings for PDO1
+     - Voltage fixed at 5V
+     - Current value for PDO1 0-5A, if 0 used, FLEX_I value is used
+     - Under Voltage Lock Out fixed at 3.3V (but will always return 0)
+     - Over Voltage Lock Out 5-20%
+  */
+  Serial.println();
+  Serial.print("Voltage1 (V): ");
+  Serial.println(usb.getVoltage(1));
+  Serial.print("Current1 (A): ");
+  Serial.println(usb.getCurrent(1));
+  Serial.print("Lower Voltage Tolerance1 (%): ");
+  Serial.println(usb.getLowerVoltageLimit(1));
+  Serial.print("Upper Voltage Tolerance1 (%): ");
+  Serial.println(usb.getUpperVoltageLimit(1));
+  Serial.println();
+
+  /* Read settings for PDO2
+    - Voltage 5-20V
+    - Current value for PDO2 0-5A, if 0 used, FLEX_I value is used
+    - Under Voltage Lock Out 5-20%
+    - Over Voltage Lock Out 5-20%
+  */
+  Serial.print("Voltage2 (V): ");
+  Serial.println(usb.getVoltage(2));
+  Serial.print("Current2 (A): ");
+  Serial.println(usb.getCurrent(2));
+  Serial.print("Lower Voltage Tolerance2 (%): ");
+  Serial.println(usb.getLowerVoltageLimit(2));
+  Serial.print("Upper Voltage Tolerance2 (%): ");
+  Serial.println(usb.getUpperVoltageLimit(2));
+  Serial.println();
+
+  /* Read settings for PDO3
+     - Voltage 5-20V
+     - Current value for PDO3 0-5A, if 0 used, FLEX_I value is used
+     - Under Voltage Lock Out 5-20%
+     - Over Voltage Lock Out 5-20%
+  */
+  Serial.print("Voltage3 (V): ");
+  Serial.println(usb.getVoltage(3));
+  Serial.print("Current3 (A): ");
+  Serial.println(usb.getCurrent(3));
+  Serial.print("Lower Voltage Tolerance3 (%): ");
+  Serial.println(usb.getLowerVoltageLimit(3));
+  Serial.print("Upper Voltage Tolerance3 (%): ");
+  Serial.println(usb.getUpperVoltageLimit(3));
+  Serial.println();
+
+  /* Read the flex current value (FLEX_I) */
+  Serial.print("Flex Current: ");
+  Serial.println(usb.getFlexCurrent());
+
+  /* Read the External Power capable bit */
+  Serial.print("External Power: ");
+  Serial.println(usb.getExternalPower());
+
+  /* Read the USB Communication capable bit */
+  Serial.print("USB Communication Capable: ");
+  Serial.println(usb.getUsbCommCapable());
+
+  /* Read the POWER_OK pins configuration */
+  Serial.print("Configuration OK GPIO: ");
+  Serial.println(usb.getConfigOkGpio());
+
+  /* Read the GPIO pin configuration */
+  Serial.print("GPIO Control: ");
+  Serial.println(usb.getGpioCtrl());
+
+  /* Read the bit that enables VBUS_EN_SNK pin only when power is greater than 5V */
+  Serial.print("Enable Power Only Above 5V: ");
+  Serial.println(usb.getPowerAbove5vOnly());
+  
+  /* Read bit that controls if the Source or Sink device's 
+     operating current is used in the RDO message */
+  Serial.print("Request Source Current: ");
+  Serial.println(usb.getReqSrcCurrent());
+}
+
+void loop()
+{
+}