Revision 2:77c2a6061e77, committed 2020-02-06

Comitter:

pratima_hb

Date:

Thu Feb 06 17:35:14 2020 +0000

Parent:

1:b66c3e4ce9f5

Commit message:

Updated the data types(to int16_t) of the read and write function to be able to send and receive negative numbers

Changed in this revision

--- a/EsmacatShield.cpp	Wed Jan 29 20:11:47 2020 +0000
+++ b/EsmacatShield.cpp	Thu Feb 06 17:35:14 2020 +0000
@@ -44,7 +44,7 @@
 }
 
 
-void EsmacatShield::write_reg_value(int write_addr,int value, bool led_on)
+void EsmacatShield::write_reg_value(int write_addr, int16_t value, bool led_on)
 {
   uint8_t v1,v2;
   // Chip must be selected
@@ -68,7 +68,7 @@
   wait_us(2000);                       //sleep for 2 ms;
 }
 
-int* EsmacatShield::get_ecat_registers(int regs[8]) {
+int16_t* EsmacatShield::get_ecat_registers(int16_t regs[8]) {
   regs[0] = read_reg_value(1);
   regs[1] = read_reg_value(2);
   regs[2] = read_reg_value(3);
@@ -80,7 +80,7 @@
   return(regs);
 }
 
-int EsmacatShield::read_reg_value(int read_addr)
+int16_t EsmacatShield::read_reg_value(int16_t read_addr)
 {
   uint16_t v2,v3;
   // Chip must be selected

--- a/EsmacatShield.h	Wed Jan 29 20:11:47 2020 +0000
+++ b/EsmacatShield.h	Thu Feb 06 17:35:14 2020 +0000
@@ -138,7 +138,7 @@
     *
     * @return None
     **************************************************************/ 
-  void write_reg_value(int write_addr,int value, bool led_on=1);
+  void write_reg_value(int write_addr,int16_t value, bool led_on=1);
   
      /**********************************************************//**
     * @brief Read EASE Register.  
@@ -157,7 +157,7 @@
     *
     * @return None
     **************************************************************/
-  int* get_ecat_registers(int regs[8]); 
+  int16_t* get_ecat_registers(int16_t regs[8]); 
 
     /************************************************************
     * @brief Default destructor for EsmacatShield Class.  
@@ -176,7 +176,7 @@
   
   SPI &ecat_spi;
   DigitalOut &ecat_cs;
-  int read_reg_value(int read_addr);
+  int16_t read_reg_value(int16_t read_addr);
 };