add errata for pcb rev.A

This commit is contained in:
UzixLS
2021-10-18 19:41:32 +03:00
parent 30f8a4cbf1
commit 45c0777785

11
pcb/rev.A/ERRATA.txt Normal file
View File

@ -0,0 +1,11 @@
1. VGA_x0 .. VGA_x5 resistors are reversed by value. Should be:
VGA_x5 - 1k + 1.1k in parallel
VGA_x4 - 1.1k
VGA_x3 - 2.2k
VGA_x2 - 4.3k
VGA_x1 - 9.1k
VGA_x0 - 18k
2. USB_DP and USB_DN signals are swapped.
3. R49 is connected to RTC_DP net, should be RTC_DN.
4. USB, VGA and jack 3.5 connectors are placed too deep. Jack 3.5 should be soldered 2-3mm ahead it's footprint.
5. LS1 shouldn't be mounted.