From aa5db713557c4974739a03af2836844328de02c9 Mon Sep 17 00:00:00 2001
From: Jan Michel <michel@physik.uni-frankfurt.de>
Date: Fri, 30 Jun 2023 17:37:19 +0200
Subject: [PATCH] allow group=4 for common access to all outputs, fix current
 calculation

---
 atmega32u4/dcdc_mdc/mdc_powerboard.pl | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/atmega32u4/dcdc_mdc/mdc_powerboard.pl b/atmega32u4/dcdc_mdc/mdc_powerboard.pl
index 5d72fbe..5f9ae92 100755
--- a/atmega32u4/dcdc_mdc/mdc_powerboard.pl
+++ b/atmega32u4/dcdc_mdc/mdc_powerboard.pl
@@ -22,12 +22,12 @@ my $SEL_rw = 0;
 my $registers = {
   'switch' => 0,
   'adjust' => 1,
-  'Vin' => 2,
-  'Cin' => 3,
+  'vin' => 2,
+  'cin' => 3,
   'temp' => 4,
   'info' => 5,
-  'Ioffset' => 6,
-  'Vout' => 7
+  'ioffset' => 6,
+  'vout' => 7
   };
 
 Getopt::Long::Configure(qw(gnu_getopt pass_through));
@@ -65,12 +65,12 @@ $SEL_board //= 0;
 $SEL_board = 0xff if $SEL_board == -1;
 
 $SEL_output = 0  unless defined $SEL_output && $SEL_output =~ /^\d$/;
-die "Group number too high (0..3)"   if $SEL_output > 3;
+die "Group number too high (0..3,4)"   if $SEL_output > 4;
 
 $SEL_channel = 0  unless defined $SEL_channel && $SEL_channel =~ /^\d$/;
 die "Channel number too high (0..1)" if $SEL_channel > 1;
 
-if(defined $registers->{$SEL_register}) {$SEL_register = $registers->{$SEL_register};}
+if(defined $registers->{lc($SEL_register)}) {$SEL_register = $registers->{lc($SEL_register)};}
 $SEL_register //= -1;
 die "Undefined register" unless ($SEL_register >= 0 && $SEL_register <= 7);
 
@@ -134,7 +134,7 @@ sub PrintAnswerNice {
     printf "measured Voltage @ Input :  %.3f Volt   (RAW: 0x%x)\n", ($calc) , ($answ);
     }
   if ($command == 3) { # Current
-    my $calc = ($answ&0xFFF)/800.*2.5; # 800mV/A 
+    my $calc = ($answ&0xFFF)/500.*2.5; # 500mV/A 
     printf "measured Current @ Input :  %.3f Ampere   (RAW: 0x%x)\n", ($calc) , ($answ);
     }
   if ($command == 4) { # Temperature
-- 
2.43.0