Sakai Ritaro / MCP4922

SPI 12bit D/A 2ch MCP4922 library

Files at this revision

API Documentation at this revision

Revision 1:6c010acaae66, committed 2019-08-06

Comitter:
ritarosakai
Date:
Tue Aug 06 12:50:39 2019 +0000
Parent:
0:2e338068a5a7
Commit message:
Changed no to use MISO pin

Changed in this revision

MCP4922.cpp Show annotated file Show diff for this revision Revisions of this file
MCP4922.h Show annotated file Show diff for this revision Revisions of this file 
--- a/MCP4922.cpp	Mon Aug 05 03:53:01 2019 +0000
+++ b/MCP4922.cpp	Tue Aug 06 12:50:39 2019 +0000
@@ -1,8 +1,8 @@
 #include "MCP4922.h"
 #include "mbed.h"
 
-MCP4922::MCP4922(PinName MOSI,PinName MISO,PinName SCK,PinName CS,PinName LDAC):
-    dac_SPI(MOSI,MISO,SCK),dac_cs(CS),dac_l(LDAC)
+MCP4922::MCP4922(PinName MOSI,PinName SCK,PinName CS,PinName LDAC):
+    dac_SPI(MOSI,NC,SCK),dac_cs(CS),dac_l(LDAC)
 {
     dac_SPI.format(16,0);
     dac_SPI.frequency(20000000);

--- a/MCP4922.h	Mon Aug 05 03:53:01 2019 +0000
+++ b/MCP4922.h	Tue Aug 06 12:50:39 2019 +0000
@@ -3,7 +3,7 @@
 class MCP4922
 {
 public:
-    MCP4922(PinName MOSI,PinName MISO,PinName SCK,PinName CS,PinName LDAC);
+    MCP4922(PinName MOSI,PinName SCK,PinName CS,PinName LDAC);
     void write(int ch,float value);
 private:
     SPI dac_SPI;