Revision 0:67c55a5fa244, committed 2019-05-21
- Comitter:
- p4ken
- Date:
- Tue May 21 11:15:36 2019 +0000
- Commit message:
- Test run
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 67c55a5fa244 main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue May 21 11:15:36 2019 +0000
@@ -0,0 +1,110 @@
+#include "mbed.h"
+
+const char H = 0;
+const char L = 1;
+
+DigitalOut ABB(P0_23);
+
+DigitalOut DG(P0_14);
+DigitalOut CLK(P0_13);
+DigitalOut WE(P0_12);
+DigitalOut DR(P0_11);
+DigitalOut ALE(P0_22);
+
+DigitalOut LED(LED3);
+
+int main() {
+ // initialize
+ DG = L;
+ DR = L;
+ CLK = L;
+ ALE = L;
+ WE = L;
+ ABB = L;
+
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+
+ // data
+ ABB = H; // RAM-A
+ wait_ms(100);
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+
+ ABB = L; // RAM-B
+ wait_ms(100);
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+
+ ABB = H; // RAM-A
+ wait_ms(100);
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+
+ for(char i = 0; i < 12; ++i) {
+ DG = H;
+ wait_ms(100);
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+
+ DG = L;
+ wait_ms(100);
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+ }
+
+ // latch
+ ALE = H;
+ wait_ms(100);
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+
+ WE = H;
+ wait_ms(100);
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+
+ WE = L;
+ wait_ms(100);
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+
+ ALE = L;
+ wait_ms(100);
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+
+ ABB = L; // RAM-B
+ wait_ms(100);
+ CLK = H;
+ wait_ms(100);
+ CLK = L;
+ wait_ms(100);
+
+ // finish
+ LED = 1;
+ wait(3);
+ LED = 0;
+
+ while(true);
+}
diff -r 000000000000 -r 67c55a5fa244 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue May 21 11:15:36 2019 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file