avr nano: Fix adc sample rate

diff --git a/avr/nano/main.c b/avr/nano/main.c
index cf3070cb92c34ff23ccdca1437b24bfb0b891ddc..935ce4994d4ae418a1333a13aa44045210e1518b 100644 (file)
--- a/avr/nano/main.c
+++ b/avr/nano/main.c
@@ -228,8 +228,9 @@ uint16_t ReadChannel(uint8_t mux) {
        uint8_t i;
        uint16_t result;
 
        uint8_t i;
        uint16_t result;
 

-       ADCSRA = (1<<ADEN) | (1<<ADPS1) | (1<<ADPS0);    // Frequenzvorteiler 
-       // setzen auf 8 (1) und ADC aktivieren (1)
+       ADCSRA = (1<<ADEN) | (1<<ADPS2) | (1<<ADPS1) | (1<<ADPS0);    // Frequenzvorteiler
+       // setzen auf 128 (1) und ADC aktivieren (1)
+       // 16MHz/128=125kHz

 
        ADMUX = mux;                      // Kanal waehlen
        ADMUX |= (1<<REFS0);
 
        ADMUX = mux;                      // Kanal waehlen
        ADMUX |= (1<<REFS0);

diff --git a/avr/nano/main.hex b/avr/nano/main.hex
index b0aefa840fd38cc26e7cdc72ac84a5e73902735c..a1a442b3c1236b4307e57d59ba435e5162a4eae4 100644 (file)
--- a/avr/nano/main.hex
+++ b/avr/nano/main.hex
@@ -36,7 +36,7 @@
 :100230008093BC00809121018F5F8093210105C0D4\r
 :1002400085EC01C085ED8093BC00FF91EF91BF91DB\r
 :10025000AF919F918F910F900FBE0F901F901895A7\r
 :100230008093BC00809121018F5F8093210105C0D4\r
 :1002400085EC01C085ED8093BC00FF91EF91BF91DB\r
 :10025000AF919F918F910F900FBE0F901F901895A7\r

-:1002600093E890937A0080937C0080917C00806476\r
+:1002600097E890937A0080937C0080917C00806472\r

 :1002700080937C0080917A00806480937A008091E2\r
 :100280007A0086FDFCCF809178009091790025E07E\r
 :1002900080E090E030917A00306430937A003091C1\r
 :1002700080937C0080917A00806480937A008091E2\r
 :100280007A0086FDFCCF809178009091790025E07E\r
 :1002900080E090E030917A00306430937A003091C1\r