◆If there are no special circumstances, your product will not be delayed in arrival.
eBay
◆If there are no special circumstances, your product will not be delayed in arrival.
eBay
Use DS3231SN clock chip, built-in 32.768 crystal oscillator. Pull up resistor R1 R2 is welded on I2C bus. You can output a 1 Hz signal, a second output signal. Product specification Pin spacing 22.86mm.
eBay
Reset button debounced input and output. Modules can adapt itself 3.3V and 5V systems without level conversion, super convenience. Two calendar alarm. Complete clock calendar functions and provide valid until the year 2100 leap year compensation.
eBay
Communication: I2C.
eBay
This temperature sensor accuracy is ± 3 ° C. Clock chip: high-precision clock chip DS3231. Wiring instructions (with Arduino uno r3 for example) The clock operates in either the 24 hours or band / AM / PM indication of the 12-hour format.
eBay
◆If there are no special circumstances, your product will not be delayed in arrival.
eBay
◆If there are no special circumstances, your product will not be delayed in arrival.
eBay