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-rw-r--r--ucoolib/intf/adc.hh1
1 files changed, 1 insertions, 0 deletions
diff --git a/ucoolib/intf/adc.hh b/ucoolib/intf/adc.hh
index a002188..d6c55ce 100644
--- a/ucoolib/intf/adc.hh
+++ b/ucoolib/intf/adc.hh
@@ -30,6 +30,7 @@ namespace ucoo {
/// should be enough for simple needs.
class Adc
{
+ public:
/// Make a conversion and return the value.
virtual int read () = 0;
/// Get resolution (number of possible different values).