|
|
|
|
@ -41,12 +41,19 @@
|
|
|
|
|
TDO TMS
|
|
|
|
|
|
|
|
|
|
GPIO 40-pin 2.54 mm double-row connectors J1 and J2 for GPIO
|
|
|
|
|
at 3.3V logical level with 56 bidirectional single-ended
|
|
|
|
|
pins or 28 bidirectional differential pairs or combined,
|
|
|
|
|
some single-ended and some differential.
|
|
|
|
|
J1 pins marked 9-13 are shared with WiFi on PCB v1.7.
|
|
|
|
|
J1 pins marked 11-13 are shared with WiFi on PCB >v2.0.
|
|
|
|
|
J2 pins marked 14-17 are shared with ADC.
|
|
|
|
|
at 3.3V logical level with 56 pins from which are:
|
|
|
|
|
J1 GP,GN 0-7 are single-ended pins.
|
|
|
|
|
J1 GP,GN 8-13 are differential bidirectional pairs.
|
|
|
|
|
J2 GP,GN 14-21 are differential bidirectional pairs.
|
|
|
|
|
J2 GP,GN 22-27 are single-ended pins.
|
|
|
|
|
Differential pairs can be used also as single-ended pins.
|
|
|
|
|
J1 GP,GN 12 is differential primary clock capable.
|
|
|
|
|
J1 GP,GN 0,1 are single-ended primary clock capable.
|
|
|
|
|
J1 GP 13 and J2 GN 17 are general routing (non-primary)
|
|
|
|
|
clock capable.
|
|
|
|
|
J1 pins GP,GN 9-13 are shared with WiFi on PCB v1.7.
|
|
|
|
|
J1 pins GP,GN 11-13 are shared with WiFi on PCB >v2.0.
|
|
|
|
|
J2 pins GP,GN 14-17 are shared with ADC.
|
|
|
|
|
4 PMOD connectors can be made out of it
|
|
|
|
|
(GND and 3.3V power are on the right place)
|
|
|
|
|
J1-J2 distance is suitable to be plugged into triple
|
|
|
|
|
@ -276,5 +283,6 @@ soldered.
|
|
|
|
|
v1.8 PCBWay 10 may 2018 v18 prototype
|
|
|
|
|
v2.0.3 q3k 1 aug 2018 v20 handwork
|
|
|
|
|
v2.1.2 INEM-KONČAR 35 sep 2018 v20 prototype
|
|
|
|
|
v3.0.3 INEM-KONČAR 220 oct 2018 v20 selling
|
|
|
|
|
v3.0.3 INEM-KONČAR 220 oct 2018 v20 for sale
|
|
|
|
|
v2.0.5 Marvin 1 nov 2018 v20 handwork
|
|
|
|
|
v3.0.3 INEM-KONČAR 35 jan 2019 v20 for sale
|
|
|
|
|
|
Emard
6 years ago