![](/media/cache/group/arm_mbed.PNG.50x50_q85.png)
LED Demo for Tech Con 2014
Dependencies: EthernetInterface PololuLedStripx mbed-rtos mbed nanoservice_client_1_12_X
Fork of LPC1768_LWM2M_Client by
Diff: main.cpp
- Revision:
- 10:5ecaf86d3936
- Parent:
- 9:a580c20d6bb5
- Child:
- 11:3e5ac016a106
- Child:
- 13:23ea6a3cf55e
--- a/main.cpp Mon Sep 29 21:11:33 2014 +0000 +++ b/main.cpp Tue Sep 30 03:31:19 2014 +0000 @@ -4,7 +4,7 @@ #include "dbg.h" // Include resources #include "light.h" - +#include "IAP.h" #include "PololuLedStrip.h" PololuLedStrip ledStrip(P0_4); //#define LED_COUNT 60 @@ -25,6 +25,32 @@ #define MASK "255.255.255.0" #define GW "10.0.0.1" +extern "C" void mbed_mac_address(char *mac) +{ + static char buf[64] = {0}; + IAP iap; + int32_t *block = iap.read_serial(); + uint32_t serial_number[5] = {0}; + + memset(buf, 0, sizeof(buf)); + serial_number[0] = *(block); + serial_number[1] = *(block+1); + // we only want bottom 16 bits of word1 (MAC bits 32-47) + // and bit 9 forced to 1, bit 8 forced to 0 + // Locally administered MAC, reduced conflicts + // http://en.wikipedia.org/wiki/MAC_address + //serial_number[0] |= 0x00000200; + //serial_number[0] &= 0x0000FEFF; + memcpy(mac, (uint8_t*) &serial_number[0], 6); + mac[0] |= 0x02; + mac[0] &= 0xFE; + mac[5] |= 0x02; + mac[5] &= 0xFE; + + // snprintf(buf, 16, "%4X%08X", serial_number[0], serial_number[1]); +} + + // NSP configuration /* Change this IP address to that of your NanoService Platform installation */ //static const char* NSP_ADDRESS = "217.140.101.20"; /* public mbed demo server */ @@ -34,9 +60,6 @@ char endpoint_name[24] = "LED-booth-"; uint8_t ep_type[] = {"LED-STRIP"}; uint8_t lifetime_ptr[] = {"60"}; -char mac[6]; -char macstring[13] ; - // **************************************************************************** // Ethernet initialization @@ -44,7 +67,6 @@ EthernetInterface eth; static void ethernet_init() { - /* Initialize network */ #ifdef DHCP NSDL_DEBUG("DHCP in use\r\n"); @@ -172,6 +194,14 @@ int main() { + char foo[6] = {0}; + + mbed_mac_address(foo); + + pc.printf("mac:\r\n"); + for (int i = 0; i < 6; i++) { + pc.printf("%x, ", foo[i]); + } NSDL_DEBUG("mbed NanoService Example App 0.1\n");