Try using these pins for DS1302
- SCLK to PIN 6
- IO to PIN 7
- RST to PIN 8
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@cesars Changing pins doesn’t help, but i finally, with your help guys, make it work. So I removed seconds from rtc-ts node, and remove completely rtc-wds node to save memory usage. And it works. Program save all data to sd card, and I can transfer it to spreadsheet, for further processing.
xodball file for anyone who want to use it on Uno and Nano boards:
ht11-log.xodball (8.1 KB)
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