Edoardo De Marchi
/
3D_Accelerometer_Tester
Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
Dependencies: MMA7660FC MODSERIAL mbed
Revision 0:1cef37031a2c, committed 2013-08-07
- Comitter:
- edodm85
- Date:
- Wed Aug 07 20:10:15 2013 +0000
- Commit message:
- First version
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/MMA7660FC.lib Wed Aug 07 20:10:15 2013 +0000 @@ -0,0 +1,1 @@ +https://mbed.org/users/edodm85/code/MMA7660FC/#2cc4a317402d
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/MODSERIAL.lib Wed Aug 07 20:10:15 2013 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/AjK/code/MODSERIAL/#ae0408ebdd68
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Aug 07 20:10:15 2013 +0000
@@ -0,0 +1,113 @@
+/* Author: Edoardo De Marchi
+ * Note: Firmware for the software 3D Accelerometer Tester v1.1
+ */
+
+#include "main.h"
+
+
+void INTSU()
+{
+ led4 = !led4;
+ bCheckINT = true;
+}
+
+void rxCallback(MODSERIAL_IRQ_INFO *q)
+{
+ new_send = true;
+}
+
+
+int main()
+{
+
+ pc.baud(921600);
+
+ pc.attach(&rxCallback, MODSERIAL::RxIrq);
+ INT.rise(&INTSU);
+
+ MMA.init(); // Initialization
+
+ led1 = 1;
+ led4 = 0;
+
+ while(1)
+ {
+ if(new_send)
+ {
+ int i = 0;
+
+ while(pc.readable())
+ {
+ word[i] = pc.getc();
+ i++;
+ }
+ parse_cmd();
+ }else
+ if(bCheckINT)
+ {
+ if((MMA.read_reg(0x03) & 0x80) != 0)
+ {
+ pc.printf("SHAKE");
+ }else
+ if((MMA.read_reg(0x03) & 0x20) != 0)
+ {
+ pc.printf("TAPE");
+ }else
+ {
+ strcpy(word,"read_data");
+ parse_cmd();
+ }
+ bCheckINT = false;
+ }
+ MMA.read_reg(0x00);
+ wait_ms(50);
+
+
+ }
+}
+
+
+
+void parse_cmd(){
+ new_send = false;
+
+ if(strcmp("reset", word) == 0)
+ {
+ mbed_reset();
+ }else
+ if(strcmp("read_data", word) == 0)
+ {
+ pc.printf("x: %2d", MMA.read_x()+10); // Print the X axis acceleration
+ pc.printf("y: %2d", MMA.read_y()+10); // Print the Y axis acceleration
+ pc.printf("z: %2d", MMA.read_z()+10); // Print the Z axis acceleration
+ }else
+ if(strncmp("w_reg", word, 5) == 0)
+ {
+ int reg_addr = 0;
+ int reg_value = 0;
+ char temp[3];
+ strncpy(temp, &word[5], 3);
+ reg_addr = atoi(temp);
+ memset(temp, 0, sizeof(temp));
+ strncpy(temp, &word[8], 3);
+ reg_value = atoi(temp);
+ MMA.write_reg(reg_addr, reg_value);
+
+ memset(temp, 0, sizeof(temp));
+ memset(word, 0, sizeof(word));
+ }else
+ if(strncmp("r_reg", word, 5) == 0)
+ {
+
+ int reg_value = 0;
+ char temp[3];
+ strncpy(temp, &word[5], 3);
+ reg_value = atoi(temp);
+ pc.printf("%x", MMA.read_reg(reg_value));
+
+ memset(temp, 0, sizeof(temp));
+ memset(word, 0, sizeof(word));
+ }
+ memset(word, 0, sizeof(word));
+}
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.h Wed Aug 07 20:10:15 2013 +0000 @@ -0,0 +1,26 @@ +#include "mbed.h" +#include "MODSERIAL.h" +#include "MMA7660FC.h" + + +bool bCheckINT = false; +bool new_send = false; + + +#define ADDR_MMA7660 0x98 // I2C SLAVE ADDR MMA7660FC + +MMA7660FC MMA(p9, p10, ADDR_MMA7660); // sda, scl, Addr +InterruptIn INT(p6); // INT pin of the device + +MODSERIAL pc(USBTX, USBRX); + +DigitalOut led1(LED1); +DigitalOut led4(LED4); + +//RESET +extern "C" void mbed_reset(); + +//Serial +char word[25]; + +void parse_cmd(); \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Wed Aug 07 20:10:15 2013 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/b3110cd2dd17 \ No newline at end of file