Scott Jeong
Network clock using 7 segment. add SHT11
Dependencies: SHTx SNTPClient WIZnetInterface mbed
Revision 0:179f2315915f, committed 2016-04-05
- Comitter:
- nanjsk
- Date:
- Tue Apr 05 11:50:51 2016 +0000
- Commit message:
- first
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SHTx.lib Tue Apr 05 11:50:51 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/NegativeBlack/code/SHTx/#8465801be23f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SNTPClient.lib Tue Apr 05 11:50:51 2016 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/xeon011/code/SNTPClient/#137fc24033c4
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/WIZnetInterface.lib Tue Apr 05 11:50:51 2016 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/teams/WIZnet/code/WIZnetInterface/#c91884bd2713
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Apr 05 11:50:51 2016 +0000
@@ -0,0 +1,187 @@
+#include "mbed.h"
+#include "segment.h"
+#include "EthernetInterface.h"
+#include "SNTPClient.h"
+#include "SHTx/sht15.hpp"
+
+Serial pc(USBTX,USBRX);
+EthernetInterface eth;
+datetime ntptime;
+
+InterruptIn SW1(P21);
+DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+
+SHTx::SHT15 sensor(P22, P23);
+
+void SW1_Interrupt();
+void SNTP_Connect();
+void time_set();
+void time_update(char buffer[]);
+float update_sht11(uint8_t sensor_sel);
+
+struct tm timeinfo;
+
+uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0x11, 0x22, 0xab};
+uint8_t display_mode = 0;
+uint8_t update_mode = 0;
+uint8_t Set_update[3] = {18, 00, 00}; //Hour,Minute,Second
+uint8_t SW_toggle = 0;
+
+void SW1_Interrupt(){
+ //led2=!led2;
+ display_mode = display_mode + 1;
+
+ if(display_mode == 4) display_mode = 0;
+ printf("Display Mode : %d\n\r",display_mode);
+}
+
+void SNTP_Connect() {
+ printf("Getting time information by using NTP...\r\n");
+
+ SNTPClient sntp("time.nist.gov", 40); // timezone: Korea, Republic of
+ sntp.connect();
+ if(sntp.getTime(&ntptime) == true) {
+ printf("%d-%d-%d, %02d:%02d:%02d\r\n", ntptime.yy, ntptime.mo, ntptime.dd, ntptime.hh, ntptime.mm, ntptime.ss);
+ printf("Completed Get and Set Time\r\n\r\n");
+ led1 = 0;
+ }
+ else {
+ while(sntp.getTime(&ntptime) == true) {
+ printf("%d-%d-%d, %02d:%02d:%02d\r\n", ntptime.yy, ntptime.mo, ntptime.dd, ntptime.hh, ntptime.mm, ntptime.ss);
+ printf("Completed Get and Set Time\r\n\r\n");
+ led1 = 0;
+ break;
+ }
+ }
+}
+void time_set() {
+ timeinfo.tm_mon = ntptime.mo-1;
+ timeinfo.tm_mday = ntptime.dd;
+ timeinfo.tm_hour = ntptime.hh;
+ timeinfo.tm_min = ntptime.mm;
+ timeinfo.tm_sec = ntptime.ss;
+ timeinfo.tm_year = ntptime.yy-1900;
+ time_t t =mktime(&timeinfo);
+ set_time(t);
+ t = time(NULL);
+}
+
+void time_update(char buffer[]) {
+ uint8_t h_buffer = ((buffer[0]-48)*10) + (buffer[1]-48);
+ uint8_t m_buffer = ((buffer[2]-48)*10) + (buffer[3]-48);
+ uint8_t s_buffer = ((buffer[4]-48)*10) + (buffer[5]-48);
+
+ if(update_mode == 0){
+ if(h_buffer == Set_update[0] && m_buffer == Set_update[1] && s_buffer == Set_update[2]){
+ SNTP_Connect();
+ time_set();
+ update_mode = 1;
+ printf("Time Update Completed.\n\r\n\r");
+ }
+ }
+ else if(update_mode == 1){
+ if(!(h_buffer == Set_update[0] && m_buffer == Set_update[1] && s_buffer == Set_update[2])){
+ update_mode = 0;
+ }
+ }
+}
+float update_sht11(uint8_t sensor_sel){
+ sensor.update();
+ sensor.setScale(false);
+ if(sensor_sel == 0) return sensor.getTemperature();
+ else if(sensor_sel == 1) return sensor.getHumidity();
+}
+
+int main() {
+ pc.baud(115200);
+ wait(0.1);
+ printf("\n\rHello WIZwiki-W7500!\n\r");
+ printf("===========================================\n\r");
+ led1 = led2 = 1;
+
+ Seg_Reset();
+ SW1.fall(&SW1_Interrupt);
+
+ sensor.setOTPReload(false);
+ sensor.setResolution(true);
+
+ eth.init(mac_addr); //Use DHCP
+ printf("Check Ethernet Link\r\n");
+ while(1) //Wait link up
+ {
+ if(eth.link() == true)
+ break;
+ }
+ printf("Link up\r\n");
+ eth.connect();
+ printf("My IP Address is %s\r\n", eth.getIPAddress());
+
+ SNTP_Connect();
+ time_set();
+
+ //ymd_buffer[0]~[3] : Year
+ //ymd_buffer[4]~[5] : Month
+ //ymd_buffer[6]~[7] : Day
+ char ymd_buffer[8];
+ //hms_buffer[0]~[1] : Hour
+ //hms_buffer[2]~[3] : Minute
+ //hms_buffer[4]~[5] : Second
+ char hms_buffer[6];
+
+ float temp_val = 0;
+ float humi_val = 0;
+ int temp_mode = 0;
+ int humi_mode = 0;
+
+ while(1) {
+ time_t seconds = time(NULL);
+
+ strftime(hms_buffer, 6, "%H%M%S\n\r", localtime(&seconds));
+ strftime(ymd_buffer, 8, "%Y%m%d%\n\r", localtime(&seconds));
+
+ if(hms_buffer[4] == '0' && hms_buffer[5] == '0'){
+ time_update(hms_buffer);
+ }
+ if(display_mode == 0) {
+ SW_toggle = 0;
+ display_hms(hms_buffer);
+ }
+ else if(display_mode == 1) {
+ SW_toggle = 0;
+ display_ymd(ymd_buffer);
+ }
+ else if(display_mode == 2) {
+ if(temp_mode == 0){
+ if(hms_buffer[5]%5 == 0){
+ temp_val = update_sht11(0);
+ temp_mode = 1;
+ }
+ }
+ if(temp_mode == 1){
+ if(hms_buffer[5]%5 != 0){
+ temp_mode = 0;
+ }
+ }
+ display_temp(temp_val);
+ }
+ else if(display_mode == 3) {
+ if(humi_mode == 0){
+ if(hms_buffer[5]%5 == 0){
+ humi_val = update_sht11(1);
+ humi_mode = 1;
+ }
+ }
+ if(temp_mode == 1){
+ if(hms_buffer[5]%5 != 0){
+ humi_mode = 0;
+ }
+ }
+ display_humi(humi_val);
+ }
+ else {
+ display_hms(hms_buffer);
+ }
+ //Seg_Test_2();
+ }
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Apr 05 11:50:51 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/252557024ec3 \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/segment.cpp Tue Apr 05 11:50:51 2016 +0000
@@ -0,0 +1,164 @@
+#include "mbed.h"
+#include "segment.h"
+Serial pc1(USBTX,USBRX);
+
+BusOut Seg_num(P5,P6,P7,P8,P9,P10,P11,P12);
+BusOut Seg_Sel(P20,P19,P18,P17,P16,P15,P14,P13);
+
+
+uint8_t SEGMENTS[37] = {
+ //*********************************************************
+ // 7segment pattern,
+ //*********************************************************
+ // seg: g f e d c b a
+ // bit: 6 5 4 3 2 1 0
+ // --------------------
+ 0xC0, // 0 1 0 0 0 0 0 0
+ 0xF9, // 1 ./ 1 1 1 1 0 0 1
+ 0xA4, // 2 0 1 0 0 1 0 0
+ 0xB0, // 3 0 1 1 0 0 0 0
+ 0x99, // 4 0 0 1 1 0 0 1
+ 0x92, // 5 0 0 1 0 0 1 0
+ 0x82, // 6 0 0 0 0 0 1 0
+ 0xD8, // 7 1 0 1 1 0 0 0
+ 0x80, // 8 0 0 0 0 0 0 0
+ 0x90, // 9 0 0 1 0 0 0 0
+ 0x88, // A 0 0 0 1 0 0 0
+ 0x83, // B 0 0 0 0 0 1 1
+ 0xC6, // C 1 0 0 0 1 1 0
+ 0xA1, // D 0 1 0 0 0 0 1
+ 0x86, // E 0 0 0 0 1 1 0
+ 0x8E, // F 0 0 0 1 1 1 0
+ 0xC2, // G 1 0 0 0 0 1 0
+ 0x89, // H 0 0 0 1 0 1 1
+ 0xCF, // I 1 0 0 1 1 1 1
+ 0xE1, // J 1 1 0 0 0 0 1
+ 0x8A, // K 0 0 0 1 0 1 0
+ 0xC7, // L 1 0 0 0 1 1 1
+ 0xEA, // M 1 1 0 1 0 1 0
+ 0xAB, // N 0 1 0 1 0 1 1
+ 0xA3, // O 0 1 0 0 0 1 1
+ 0x8C, // P 0 0 0 1 1 0 0
+ 0x98, // Q 0 0 1 1 0 0 0
+ 0xCC, // R 1 0 0 1 1 0 0
+ 0x96, // S 0 0 1 0 1 1 0
+ 0x87, // T 0 0 0 0 1 1 1
+ 0xE3, // U 1 1 0 0 0 1 1
+ 0xC1, // V 1 0 0 0 0 0 1
+ 0xD5, // W 1 0 1 0 1 0 1
+ 0x89, // X 0 0 0 1 0 0 1
+ 0x91, // Y 0 0 1 0 0 0 1
+ 0xB4, // Z 0 1 1 0 1 0 0
+ 0xFF // 1 1 1 1 1 1 1
+ };
+
+uint8_t SEGMENT_SEL[9] = {0x00,0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80};
+
+void Seg_Drive(int seg, int num, int dot)
+{
+ Seg_num = 0xff;
+ Seg_Sel = SEGMENT_SEL[seg];
+ if(dot == 1)
+ {
+ Seg_num = SEGMENTS[num] & 0x7F;
+ }
+ else
+ {
+ Seg_num = SEGMENTS[num];
+ }
+ wait_ms(1);
+}
+
+void Seg_Test_1()
+{
+ for(int j = 1 ; j <9 ; j++)
+ {
+ pc1.printf("SEGMENT_SEL : %x\r\n",SEGMENT_SEL[j]);
+ for(int i = 0; i<10 ; i++)
+ {
+ Seg_Drive(j,i,1);
+ pc1.printf("Seg Num : %d\r\n",i);
+ wait(0.05);
+ }
+ }
+ Seg_num = 0xff;
+}
+void Seg_Test_2()
+{
+ Seg_num = 0x00;
+ Seg_Sel = 0xff;
+ wait(0.5);
+ Seg_num = 0xff;
+ Seg_Sel = 0x00;
+ wait(0.5);
+}
+
+void Seg_Reset()
+{
+ Seg_num = 0xff;
+ Seg_Sel = 0x00;
+}
+
+void display_ymd(char buffer[])
+{
+ int dot = 0;
+ for(int i = 0 ; i <= 7 ; i++)
+ {
+ if(i == 3) dot = 1;
+ else if(i == 5) dot = 1;
+ else if(i == 7) dot = 1;
+ else dot = 0;
+ buffer[i] -= 48;
+ Seg_Drive(i+1,buffer[i],dot);
+ }
+
+}
+
+void display_hms(char buffer[])
+{
+ int dot = 0;
+ for(int i = 0 ; i < 6 ; i++)
+ {
+ if(i == 1) dot = 1;
+ else if(i == 3) dot = 1;
+ else if(i == 5) dot = 1;
+ else dot = 0;
+ buffer[i] -= 48;
+ Seg_Drive(i+2,buffer[i],dot);
+ }
+}
+
+void display_temp(float temp_val){
+ //Seg_Reset();
+ int temp_val_int = (int)(temp_val*10);
+ char temp_val_arr[5]={0,0,0,36,12};
+
+ temp_val_arr[0] = temp_val_int/100;
+ temp_val_arr[1] = (temp_val_int-(temp_val_arr[0]*100))/10;
+ temp_val_arr[2] = temp_val_int-((temp_val_arr[0]*100)+(temp_val_arr[1]*10));
+
+ int dot = 0;
+ for(int i = 0 ; i < 5 ; i++)
+ {
+ if(i == 1) dot = 1;
+ else dot = 0;
+ Seg_Drive(i+3,temp_val_arr[i],dot);
+ }
+}
+void display_humi(float humi_val){
+ //Seg_Reset();
+ int humi_val_int = (int)(humi_val*10);
+ char humi_val_arr[5]={0,0,0,36,17};
+
+ humi_val_arr[0] = humi_val_int/100;
+ humi_val_arr[1] = (humi_val_int-(humi_val_arr[0]*100))/10;
+ humi_val_arr[2] = humi_val_int-((humi_val_arr[0]*100)+(humi_val_arr[1]*10));
+
+ int dot = 0;
+ for(int i = 0 ; i < 5 ; i++)
+ {
+ if(i == 1) dot = 1;
+ else dot = 0;
+ Seg_Drive(i+3,humi_val_arr[i],dot);
+ }
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/segment.h Tue Apr 05 11:50:51 2016 +0000 @@ -0,0 +1,9 @@ + +void Seg_Drive(int seg, int num, int dot); +void Seg_Test_1(); +void Seg_Test_2(); +void Seg_Reset(); +void display_ymd(char buffer[]); +void display_hms(char buffer[]); +void display_temp(float temp_val); +void display_humi(float humi_val); \ No newline at end of file