Red Hat Summit NanoService Demo for LPC1768 App Board using OMA Lightweight Objects
Dependencies: Beep C12832_lcd EthernetInterface LM75B MMA7660 mbed-rtos mbed nsdl_lib
Fork of LWM2M_NanoService_Ethernet by
resources/relay.cpp@32:7f3f1ef700e3, 2014-04-29 (annotated)
- Committer:
- sam_grove
- Date:
- Tue Apr 29 00:41:05 2014 +0000
- Revision:
- 32:7f3f1ef700e3
- Parent:
- 8:f0ecb62bda47
mbed emt node
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 2:7e489126fe7a | 1 | // GPS resource implementation |
bogdanm | 2:7e489126fe7a | 2 | |
bogdanm | 2:7e489126fe7a | 3 | #include "mbed.h" |
bogdanm | 2:7e489126fe7a | 4 | #include "nsdl_support.h" |
bogdanm | 2:7e489126fe7a | 5 | #include "relay.h" |
bogdanm | 2:7e489126fe7a | 6 | #include "Beep.h" |
bogdanm | 2:7e489126fe7a | 7 | |
zdshelby | 8:f0ecb62bda47 | 8 | #define RELAY_RES_ID "306/0/5850" |
bogdanm | 2:7e489126fe7a | 9 | |
bogdanm | 2:7e489126fe7a | 10 | extern Serial pc; |
bogdanm | 2:7e489126fe7a | 11 | static Beep buzzer(p26); |
bogdanm | 2:7e489126fe7a | 12 | |
sam_grove | 32:7f3f1ef700e3 | 13 | static DigitalOut r(p21); |
sam_grove | 32:7f3f1ef700e3 | 14 | static DigitalOut b(p22); |
sam_grove | 32:7f3f1ef700e3 | 15 | static Ticker flash; |
sam_grove | 32:7f3f1ef700e3 | 16 | |
sam_grove | 32:7f3f1ef700e3 | 17 | void rbHandler(void) |
sam_grove | 32:7f3f1ef700e3 | 18 | { |
sam_grove | 32:7f3f1ef700e3 | 19 | r = !r; |
sam_grove | 32:7f3f1ef700e3 | 20 | b = !b; |
sam_grove | 32:7f3f1ef700e3 | 21 | buzzer.beep(1000, 0.1f); |
sam_grove | 32:7f3f1ef700e3 | 22 | } |
sam_grove | 32:7f3f1ef700e3 | 23 | |
bogdanm | 2:7e489126fe7a | 24 | /* Only GET and PUT method allowed */ |
bogdanm | 2:7e489126fe7a | 25 | static uint8_t relay_resource_cb(sn_coap_hdr_s *received_coap_ptr, sn_nsdl_addr_s *address, sn_proto_info_s * proto) |
bogdanm | 2:7e489126fe7a | 26 | { |
bogdanm | 2:7e489126fe7a | 27 | sn_coap_hdr_s *coap_res_ptr = 0; |
bogdanm | 2:7e489126fe7a | 28 | static uint8_t relay_state = '0'; |
bogdanm | 2:7e489126fe7a | 29 | |
bogdanm | 2:7e489126fe7a | 30 | pc.printf("relay callback\r\n"); |
bogdanm | 2:7e489126fe7a | 31 | |
bogdanm | 2:7e489126fe7a | 32 | if(received_coap_ptr->msg_code == COAP_MSG_CODE_REQUEST_GET) |
bogdanm | 2:7e489126fe7a | 33 | { |
bogdanm | 2:7e489126fe7a | 34 | coap_res_ptr = sn_coap_build_response(received_coap_ptr, COAP_MSG_CODE_RESPONSE_CONTENT); |
bogdanm | 2:7e489126fe7a | 35 | |
bogdanm | 2:7e489126fe7a | 36 | coap_res_ptr->payload_len = 1; |
bogdanm | 2:7e489126fe7a | 37 | coap_res_ptr->payload_ptr = &relay_state; |
bogdanm | 2:7e489126fe7a | 38 | sn_nsdl_send_coap_message(address, coap_res_ptr); |
bogdanm | 2:7e489126fe7a | 39 | } |
bogdanm | 2:7e489126fe7a | 40 | else if(received_coap_ptr->msg_code == COAP_MSG_CODE_REQUEST_PUT) |
bogdanm | 2:7e489126fe7a | 41 | { |
bogdanm | 2:7e489126fe7a | 42 | if(received_coap_ptr->payload_len) |
bogdanm | 2:7e489126fe7a | 43 | { |
bogdanm | 2:7e489126fe7a | 44 | if(*(received_coap_ptr->payload_ptr) == '1') |
bogdanm | 2:7e489126fe7a | 45 | { |
sam_grove | 32:7f3f1ef700e3 | 46 | flash.attach(&rbHandler, 0.2f); |
sam_grove | 32:7f3f1ef700e3 | 47 | r = 1; |
sam_grove | 32:7f3f1ef700e3 | 48 | b = 0; |
bogdanm | 2:7e489126fe7a | 49 | relay_state = '1'; |
bogdanm | 2:7e489126fe7a | 50 | |
bogdanm | 2:7e489126fe7a | 51 | } |
bogdanm | 2:7e489126fe7a | 52 | else if(*(received_coap_ptr->payload_ptr) == '0') |
bogdanm | 2:7e489126fe7a | 53 | { |
bogdanm | 2:7e489126fe7a | 54 | buzzer.nobeep(); |
sam_grove | 32:7f3f1ef700e3 | 55 | flash.detach(); |
sam_grove | 32:7f3f1ef700e3 | 56 | r = 1; |
sam_grove | 32:7f3f1ef700e3 | 57 | b = 1; |
bogdanm | 2:7e489126fe7a | 58 | relay_state = '0'; |
bogdanm | 2:7e489126fe7a | 59 | } |
bogdanm | 2:7e489126fe7a | 60 | coap_res_ptr = sn_coap_build_response(received_coap_ptr, COAP_MSG_CODE_RESPONSE_CHANGED); |
bogdanm | 2:7e489126fe7a | 61 | sn_nsdl_send_coap_message(address, coap_res_ptr); |
bogdanm | 2:7e489126fe7a | 62 | } |
bogdanm | 2:7e489126fe7a | 63 | } |
bogdanm | 2:7e489126fe7a | 64 | |
bogdanm | 2:7e489126fe7a | 65 | sn_coap_parser_release_allocated_coap_msg_mem(coap_res_ptr); |
bogdanm | 2:7e489126fe7a | 66 | |
bogdanm | 2:7e489126fe7a | 67 | return 0; |
bogdanm | 2:7e489126fe7a | 68 | } |
bogdanm | 2:7e489126fe7a | 69 | |
bogdanm | 2:7e489126fe7a | 70 | int create_relay_resource(sn_nsdl_resource_info_s *resource_ptr) |
bogdanm | 2:7e489126fe7a | 71 | { |
bogdanm | 2:7e489126fe7a | 72 | nsdl_create_dynamic_resource(resource_ptr, sizeof(RELAY_RES_ID)-1, (uint8_t*)RELAY_RES_ID, 0, 0, 0, &relay_resource_cb, (SN_GRS_GET_ALLOWED | SN_GRS_PUT_ALLOWED)); |
sam_grove | 32:7f3f1ef700e3 | 73 | r = 1; |
sam_grove | 32:7f3f1ef700e3 | 74 | b = 1; |
bogdanm | 2:7e489126fe7a | 75 | return 0; |
bogdanm | 2:7e489126fe7a | 76 | } |