Diff: max7219.cpp

Revision:

6:779ee20a3759

Parent:

5:0ae46e75634e

Child:

7:c11c81a0d08f

--- a/max7219.cpp	Thu Sep 28 05:10:26 2017 +0000
+++ b/max7219.cpp	Sat Jan 13 11:48:45 2018 +0000
@@ -234,6 +234,31 @@
     wait_us(1);
 }
 
+//*************************************************************
+void Max7219::set_intensity(max7219_configuration_t config)
+{
+   uint8_t idx = 0;
+   wait_us(1);
+        
+        //write INTENSITY register of device
+        _p_cs->write(0); 
+        for(idx = _num_devices; idx > 0; idx--)
+        {
+            if(config.device_number == idx)
+            {
+                _p_spi->write(MAX7219_INTENSITY);
+                _p_spi->write(config.intensity);
+            }
+            else
+            {
+                _p_spi->write(MAX7219_NO_OP);
+                _p_spi->write(0);
+            }
+        }
+        _p_cs->write(1); 
+        
+        wait_us(1); 
+}
 
 //*********************************************************************
 int32_t Max7219::enable_device(uint8_t device_number)
@@ -276,44 +301,7 @@
 
 
 //*********************************************************************
-void Max7219::set_intensity(max7219_configuration_t config)
-{
-    uint8_t idx = 0;
-    wait_us(1);
-        
-        //write INTENSITY register of device
-        _p_cs->write(0); 
-        for(idx = _num_devices; idx > 0; idx--)
-        {
-            if(config.device_number == idx)
-            {
-                _p_spi->write(MAX7219_INTENSITY);
-                _p_spi->write(config.intensity);
-            }
-            else
-            {
-                _p_spi->write(MAX7219_NO_OP);
-                _p_spi->write(0);
-            }
-        }
-        _p_cs->write(1); 
-        
-        wait_us(1);  
-}
 
-//*********************************************************************
-void Max7219::enable_display(void)
-{
-    uint8_t idx = 0;
-    
-    _p_cs->write(0); 
-    for(idx = 0; idx < _num_devices; idx++)
-    {
-        _p_spi->write(MAX7219_SHUTDOWN);
-        _p_spi->write(1);
-    }
-    _p_cs->write(1); 
-}
     
 
 //*********************************************************************    
@@ -356,22 +344,6 @@
 }
 
 
-//*********************************************************************    
-void Max7219::disable_display(void)
-{
-    uint8_t idx = 0;
-    
-    _p_cs->write(0); 
-    for(idx = 0; idx < _num_devices; idx++)
-    {
-        _p_spi->write(MAX7219_SHUTDOWN);
-        _p_spi->write(0);
-    }
-    _p_cs->write(1); 
-}
-
-
-
 //********************************************************************* 
 int32_t Max7219::write_digit(uint8_t device_number, uint8_t digit, uint8_t data)
 {
@@ -471,97 +443,3 @@
     return(rtn_val);
 }
 
-
-//********************************************************************* 
-int32_t Max7219::device_all_on(uint8_t device_number)
-{
-    int32_t rtn_val = -1;
-    uint8_t idx = 0;
-    
-    if(device_number > _num_devices)
-    {
-        rtn_val = -1;
-    }
-    else if(device_number == 0)
-    {
-        rtn_val = -2;
-    }
-    else
-    {
-        rtn_val = 0;
-        
-        //writes every digit of given device to 0xFF
-        for(idx = 0; idx < 8; idx++)
-        {
-            if(rtn_val == 0)
-            {
-                rtn_val = write_digit(device_number, (idx + 1), 0xFF);
-            }
-        }
-    }
-    
-    return(rtn_val);
-}
-
-
-//********************************************************************* 
-int32_t Max7219::device_all_off(uint8_t device_number)
-{
-    int32_t rtn_val = -1;
-    uint8_t idx = 0;
-    
-    if(device_number > _num_devices)
-    {
-        rtn_val = -1;
-    }
-    else if(device_number == 0)
-    {
-        rtn_val = -2;
-    }
-    else
-    {
-        rtn_val = 0;
-        
-        //writes every digit of given device to 0
-        for(idx = 0; idx < 8; idx++)
-        {
-            if(rtn_val == 0)
-            {
-                rtn_val = write_digit(device_number, (idx + 1), 0);
-            }
-        }
-    }
-    
-    return(rtn_val);
-}
-
-
-void Max7219::display_all_on(void)
-{
-    uint8_t idx, idy;
-    
-    //writes every digit of every device to 0xFF
-    for(idx = 0; idx < _num_devices; idx++)
-    {
-        for(idy = 0; idy < MAX7219_DIGIT_7; idy++)
-        {
-            write_digit((idx + 1), (idy + 1), 0xFF);
-        }
-    }
-}
-    
-    
-void Max7219::display_all_off(void)
-{
-    uint8_t idx, idy;
-    
-    //writes every digit of every device to 0
-    for(idx = 0; idx < _num_devices; idx++)
-    {
-        for(idy = 0; idy < MAX7219_DIGIT_7; idy++)
-        {
-            write_digit((idx + 1), (idy + 1), 0);
-        }
-    }
-}
-