thebears/marlin_skr
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[ESP32] Allow user to define pins for hardware Serial1 and Serial2 (#16918)

Browse Source
This commit is contained in:
vivian-ng
2020-02-22 19:00:10 +09:00
committed by GitHub
parent 484e1a624c
commit eeec4c27e7
3 changed files with 40 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
Marlin/src/pins/esp32/pins_MRR_ESPA.h
View File

@@ -101,3 +101,10 @@
#define SDSS 5
#define USES_SHARED_SPI // SPI is shared by SD card with TMC SPI drivers
// Hardware serial pins
// Add the following to Configuration.h or Configuration_adv.h to assign
// specific pins to hardware Serial1.
// Note: Serial2 can be defined using HARDWARE_SERIAL2_RX and HARDWARE_SERIAL2_TX but
// MRR ESPA does not have enough spare pins for such reassignment.
//#define HARDWARE_SERIAL1_RX 21
//#define HARDWARE_SERIAL1_TX 22