Cap Extend Click

 1 #include <stdint.h>
 2 #include "capextend_hw.h"
 3 
 4 void system_init( void );
 5 
 6 sbit RST at GPIOC_ODR.B2;
 7 
 8 //Global Declatations
 9 uint8_t address     = 0x2B;
10 uint8_t my_buffer         = 0;
11 
12 void main() 
13 {
14      //Local Decalartions
15      uint8_t msb        = 0;
16      uint8_t lsb          = 0;
17      char uart_text[20] = { 0 };
18      
19      system_init();
20      Delay_ms(100);
21      
22      GPIOD_ODR = 0xFF;
23 
24      while(1)
25      {
26           msb = capextend_read_msb_buttons();
27           lsb = capextend_read_lsb_buttons();
28           GPIOD_ODR = ( lsb | ( msb << 8 ) );
29 
30      }  //While
31 
32 }  //Main
33 
34 void system_init( void )
35 {
36      //GPIOs
37      GPIO_Digital_Output( &GPIOC_BASE, _GPIO_PINMASK_2 );
38      GPIO_Digital_Output( &GPIOD_BASE, _GPIO_PINMASK_ALL );
39 
40      //Toggle Reset Pin
41      RST = 0;
42      Delay_ms(50);
43      RST = 1;
44      Delay_ms(200);
45      
46      //Initialize UART
47      UART1_Init( 9600 );
48      Delay_ms(100);
49      UART1_Write_Text( "UART Initializedrn" );
50      
51      //Initialize I2C
52      I2C1_Init_Advanced( 400000, &_GPIO_MODULE_I2C1_PB67 );
53      UART1_Write_Text( "I2C Initializedrn" );
54      
55      //Initialize Cap Extend
56      capextend_init( address );
57      UART1_Write_Text( "Cap Extend Initializedrn" );
58      
59 }