IC 165 serial input IN by Abhinav

Dependencies:   mbed

Files at this revision

API Documentation at this revision

Comitter:
akverma
Date:
Sat Dec 03 07:27:42 2016 +0000
Commit message:
Serial read via IC165

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
diff -r 000000000000 -r 9b87785841ab main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Dec 03 07:27:42 2016 +0000
@@ -0,0 +1,132 @@
+#include "mbed.h"
+#include <bitset>
+
+//DigitalOut lat(P8_11);
+//DigitalOut dat(P8_13);
+//DigitalOut clk(P4_4);
+DigitalOut pins[1][3] = {{P8_11,P8_13,P4_4}};
+DigitalIn ser(P2_14);
+DigitalOut clk_inh(P4_5);
+DigitalOut clk_2(P4_7);
+DigitalOut SH_LD(P4_6); 
+
+int delay_time;
+uint8_t data_read = 0x00;
+
+void shift(uint8_t data, int delay_time,int row_no){
+    DigitalOut lat = pins[row_no][0];
+    DigitalOut dat = pins[row_no][1];
+    DigitalOut clk = pins[row_no][2];
+    clk = 0;
+    dat = 0;
+    lat = 0; 
+    SH_LD = 1;
+    clk_inh = 1;
+    clk_2 = 1;
+    data_read = 0x00;
+
+    dat = data & 0x80;
+    clk = 1;
+//    wait_us(delay_time);
+    clk = 0;
+    
+    dat = data & 0x40;
+    clk = 1;
+//    wait_us(delay_time);
+    clk = 0;
+    
+    dat = data & 0x20;
+    clk = 1;
+ //   wait_us(delay_time);
+    clk = 0;
+    
+    dat = data & 0x10;
+    clk = 1;
+//    wait_us(delay_time);
+    clk = 0;
+    
+    dat = data & 0x08;
+    clk = 1;
+//    wait_us(delay_time);
+    clk = 0;
+    
+    dat = data & 0x04;
+    clk = 1;
+//    wait_us(delay_time);
+    clk = 0;
+    
+    dat = data & 0x02;
+    clk = 1;
+//    wait_us(delay_time);
+    clk = 0;
+    
+    dat = data & 0x01;
+    clk = 1;
+//    wait_us(delay_time);
+    clk = 0;
+    
+    lat = 1;
+//    wait(delay_time);
+    lat = 0;
+    
+    SH_LD = 0;
+    wait_ms(100);
+    SH_LD = 1;
+    wait_ms(500);
+    clk_inh = 0;
+    
+    wait_ms(500);
+    clk_2 = 0;
+    data_read = (data_read<<1)|ser;
+    wait_ms(500);
+    clk_2 = 1;
+    
+    wait_ms(500);
+    clk_2 = 0;
+    data_read = (data_read<<1)|ser;
+    wait_ms(500);
+    clk_2 = 1;
+    
+    wait_ms(500);
+    clk_2 = 0;
+    data_read = (data_read<<1)|ser;
+    wait_ms(500);
+    clk_2 = 1;
+    
+    wait_ms(500);
+    clk_2 = 0;
+    data_read = (data_read<<1)|ser;    
+    wait_ms(500);
+    clk_2 = 1;
+    
+    wait_ms(500);
+    clk_2 = 0;
+    data_read = (data_read<<1)|ser;
+    wait_ms(500);
+    clk_2 = 1;
+    
+    wait_ms(500);
+    clk_2 = 0;
+    data_read = (data_read<<1)|ser;
+    wait_ms(500);
+    clk_2 = 1;
+    
+    wait_ms(500);
+    clk_2 = 0;
+    data_read = (data_read<<1)|ser;
+    wait_ms(500);
+    clk_2 = 1;
+    
+    wait_ms(500);
+    clk_2 = 0;
+    data_read = (data_read<<1)|ser;
+    wait_ms(500);
+    clk_2 = 1;
+}
+
+int main() {
+    
+    shift(0x35, 0.001, 0);
+    wait(2);
+    shift(~data_read, 0.001, 0);
+}
\ No newline at end of file
diff -r 000000000000 -r 9b87785841ab mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sat Dec 03 07:27:42 2016 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/d75b3fe1f5cb
\ No newline at end of file