What happened to the M8RXD and M8TXD tracks (circled in yellow) on arduino uno pcb ? If this is a timing issue, can anyone with arduino uno board hardware design experience explain to me in details ? It looks to me that M8TXD track is longer than M8RXD track in actual board layout. Besides, what …

M8RXD and M8TXD tracks

Topic		Replies	Views
TX/RX lines usage General Electronics	4	2047	May 6, 2021
Using the TXD and RXD pins on the Arduino uno 3rd Party Boards	4	5960	May 6, 2021
High-impedance (tri-state) on pins 0 & 1 [Uno] 3rd Party Boards	8	8288	May 6, 2021
Resistors on the RX and TX lines of the Arduino Pro? IDE 1.x	5	4678	May 5, 2021
LED current limiting resistor value choices on Uno 3rd Party Boards	7	2407	May 6, 2021