Arduino Uno Schematic R3. Different letters numbers can be shown by connecting pins on the display to the power source and enabling the related pins thus. Iol and ioh digital headers.
It s made up of seven leds connected in parallel. Up to 20 mips throughput at 20 mhz. Note that rx and tx from the usb bridge are connected with pin0 and pin1.
Adc5 pc5 28 adc4 pc4 27 adc3 pc3 26 adc2 pc2 25 adc1 pc1 24 adc0 pc0 23 sck pb5 19 miso pb4 18 mosi pb3 17 ss pb2 16 oc1 pb1 15 icp pb0 14 ain1 pd7 13 ain0 pd6.
The mcu we just talked about. It s made up of seven leds connected in parallel. Arduino disclaims all other warranties express or implied arduino may make changes to specifications and product descriptions at any time without notice. These headers are the digital header for pins 0 to 13 in addition to gnd aref sda and scl.
