examples: Use different sense resistors for each rail

Signed-off-by: Daniel Schaefer <dhs@frame.work>

Author: JohnAZoidberg

examples/linux-shared.rs

@@ -4,7 +4,17 @@ use pac194x::{AddrSelect, PAC194X};
 use std::cell::RefCell;
 use std::{thread, time::Duration};
 
-const SENSE_RESISTOR: f32 = 0.5;
+
+const SENSE_RESISTORS: [f32; 8] = [
+    0.005,
+    0.010,
+    0.010,
+    0.010,
+    0.002,
+    0.010,
+    0.010,
+    0.010,
+];
 
 fn main() {
     let i2c = RefCell::new(I2cdev::new("/dev/i2c-3").unwrap());
@@ -24,7 +34,7 @@ fn main() {
                 "CH{} {:5.2}V, {:5.2}A, ",
                 channel,
                 bus_voltage,
-                sense_voltage / SENSE_RESISTOR
+                sense_voltage / SENSE_RESISTORS[(channel-1) as usize]
             );
         }
         println!();
@@ -36,7 +46,7 @@ fn main() {
                 "CH{} {:5.2}V, {:5.2}A, ",
                 channel,
                 bus_voltage,
-                sense_voltage / SENSE_RESISTOR
+                sense_voltage / SENSE_RESISTORS[(channel-1+4) as usize]
             );
         }
         println!();

examples/linux.rs

@@ -2,7 +2,12 @@ use linux_embedded_hal::I2cdev;
 use pac194x::{AddrSelect, PAC194X};
 use std::{thread, time::Duration};
 
-const SENSE_RESISTOR: f32 = 0.5;
+const SENSE_RESISTORS: [f32; 4] = [
+    0.005,
+    0.010,
+    0.010,
+    0.010,
+];
 
 fn main() {
     let i2c = I2cdev::new("/dev/i2c-3").unwrap();
@@ -15,7 +20,7 @@ fn main() {
                 "CH{} {:.2}V, {:.2}A, ",
                 channel,
                 bus_voltage,
-                sense_voltage / SENSE_RESISTOR
+                sense_voltage / SENSE_RESISTORS[(channel-1) as usize]
             );
         }
         println!();