Kenji Arai / Mbed OS Check_StandBy_os5

Enter Standby mode then wake up(only restart) by RTC timer

Dependencies:   WakeUp_STM32

/users/kenjiArai/notebook/standby-mode-current-consumption-on-nucleo-f446re/

IDD Jumper(JP6)
ModeMbed-OSBoardIDD Current(sleep)IDD Current(Normal(*1))
DeepSleep0s5.15.1Nucleo-L152RE4.23uA5mA to 8mA
^0s6.6.0^4.22uA4mA to 7mA
StandBy0s5.15.1^3.90uA4mA to 7mA
^0s6.6.0^3.90uA4mA to 7mA
DeepSleep0s5.15.1Nucleo-L476RG2.13uA7mA to 10mA
^0s6.6.0^2.23uA7mA to 10mA
StandBy0s5.15.1^-uA(*2)-mA(*2)
^0s6.6.0^-uA(*2)-mA(*2)
DeepSleep0s5.15.1Nucleo-F411RE1.91mA(*3)7mA to 10mA
^0s6.6.0^1.65mA(*3)7mA to 10mA
StandBy0s5.15.1^3.35uA7mA to 10mA
^0s6.6.0^3.40uA7mA to 9mA
DeepSleep0s5.15.1Nucleo-F446RE1.67mA(*3)14mA to 17mA
^0s6.6.0^1.76mA(*3)14mA to 16mA
StandBy0s5.15.1^3.42uA14mA to 17mA
^0s6.6.0^3.42uA14mA to 16mA

(*1)-> LED1 Blinky every 1sec and change LED1 current
(*2)-> Could NOT make proper program and could NOT measure
(*3)-> NOT uA but mA
All Nucleo boards are stand alone condition(not additional circuit).
Equipment: DMM6500

/users/kenjiArai/code/Check_DeepSleep_os5/
/users/kenjiArai/code/Check_DeepSleep_os6/
/users/kenjiArai/code/Check_StandBy_os5/
/users/kenjiArai/code/Check_StandBy_os6/

main.cpp@5:3da1fdb725d9, 2021-01-17 (annotated)

Committer:
kenjiArai
Date:
Sun Jan 17 03:19:02 2021 +0000
Revision:
5:3da1fdb725d9
Parent:
4:ce30d249515e 
added Nucleo-L476RG and DISCO-L475VG-IOT01A

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kenjiArai 2:281dbfae5cd0 1 /*
kenjiArai 2:281dbfae5cd0 2 * Mbed Application program
kenjiArai 4:ce30d249515e 3 * Check StandBy Mode
kenjiArai 2:281dbfae5cd0 4 *
kenjiArai 4:ce30d249515e 5 * Copyright (c) 2020,'21 Kenji Arai / JH1PJL
kenjiArai 2:281dbfae5cd0 6 * http://www7b.biglobe.ne.jp/~kenjia/
kenjiArai 2:281dbfae5cd0 7 * https://os.mbed.com/users/kenjiArai/
kenjiArai 2:281dbfae5cd0 8 * Revised: March 12th, 2020
kenjiArai 5:3da1fdb725d9 9 * Revised: January 17th, 2020
kenjiArai 2:281dbfae5cd0 10 */
kenjiArai 2:281dbfae5cd0 11
kenjiArai 2:281dbfae5cd0 12 /*
kenjiArai 2:281dbfae5cd0 13 Reference information:
kenjiArai 2:281dbfae5cd0 14 https://forums.mbed.com/t/how-to-deep-sleep/7551
kenjiArai 4:ce30d249515e 15 https://os.mbed.com/users/kenjiArai/code/Check_DeepSleep_os6/
kenjiArai 4:ce30d249515e 16 https://os.mbed.com/users/kenjiArai/code/Check_StandBy_os6/
kenjiArai 2:281dbfae5cd0 17
kenjiArai 4:ce30d249515e 18 DEEP SLEEP MODE (Tested on with mbed-os5.15.1)
kenjiArai 4:ce30d249515e 19 https://os.mbed.com/users/kenjiArai/code/Check_DeepSleep_os5/
kenjiArai 4:ce30d249515e 20 Nucleo-L152RE -> 4.23uA (Normal run = 5mA to 8mA)
kenjiArai 4:ce30d249515e 21 Nucleo-L476RG -> 2.13uA (Normal run = 7mA to 10mA)
kenjiArai 4:ce30d249515e 22 Nucleo-F411RE -> 1.91mA (not uA)(Normal run = 7mA to 10mA)
kenjiArai 4:ce30d249515e 23 Nucleo-F446RE -> 1.67mA (not uA)(Normal run = 14mA to 17mA)
kenjiArai 4:ce30d249515e 24 STANDBY MODE (Tested on with mbed-os5.15.1)
kenjiArai 4:ce30d249515e 25 Nucleo-L152RE -> 3.89uA (Normal run = 5mA to 8mA)
kenjiArai 5:3da1fdb725d9 26 Nucleo-L476RG -> 0.62uA (Normal run = 7mA to 10mA)
kenjiArai 4:ce30d249515e 27 Nucleo-F411RE -> 3.35uA (Normal run = 7mA to 10mA)
kenjiArai 5:3da1fdb725d9 28 Nucleo-F446RE -> 3.42uA (Normal run = 14mA to 17mA)
kenjiArai 5:3da1fdb725d9 29 DISCO-L475VG-IOT01A -> 0.58uA (Normal run = 7mA to 9mA)
kenjiArai 4:ce30d249515e 30
kenjiArai 4:ce30d249515e 31 Current Measurement:
kenjiArai 4:ce30d249515e 32 Nucleo board has IDD Jumper (JP6).
kenjiArai 4:ce30d249515e 33 I measured CPU current using Digital Multi-meter DCI mode.
kenjiArai 2:281dbfae5cd0 34 */
kenjiArai 2:281dbfae5cd0 35
kenjiArai 2:281dbfae5cd0 36 // Include --------------------------------------------------------------------
kenjiArai 2:281dbfae5cd0 37 #include "mbed.h"
kenjiArai 2:281dbfae5cd0 38 #include "WakeUp.h"
kenjiArai 2:281dbfae5cd0 39
kenjiArai 2:281dbfae5cd0 40 // Definition -----------------------------------------------------------------
kenjiArai 2:281dbfae5cd0 41
kenjiArai 2:281dbfae5cd0 42 // Constructor ----------------------------------------------------------------
kenjiArai 2:281dbfae5cd0 43 DigitalIn my_sw(USER_BUTTON);
kenjiArai 5:3da1fdb725d9 44 #if defined(TARGET_DISCO_L475VG_IOT01A)
kenjiArai 5:3da1fdb725d9 45 DigitalOut myled(LED2,0);
kenjiArai 5:3da1fdb725d9 46 #else
kenjiArai 2:281dbfae5cd0 47 DigitalOut myled(LED1,1);
kenjiArai 5:3da1fdb725d9 48 #endif
kenjiArai 2:281dbfae5cd0 49 Serial pc(USBTX, USBRX);
kenjiArai 2:281dbfae5cd0 50 AnalogIn a_in(A0);
kenjiArai 2:281dbfae5cd0 51 Timer t;
kenjiArai 2:281dbfae5cd0 52
kenjiArai 2:281dbfae5cd0 53 // RAM ------------------------------------------------------------------------
kenjiArai 2:281dbfae5cd0 54
kenjiArai 2:281dbfae5cd0 55 // ROM / Constant data --------------------------------------------------------
kenjiArai 2:281dbfae5cd0 56
kenjiArai 2:281dbfae5cd0 57 // Function prototypes --------------------------------------------------------
kenjiArai 2:281dbfae5cd0 58 void time_enter_mode(void);
kenjiArai 2:281dbfae5cd0 59 void chk_and_set_time(char *ptr);
kenjiArai 2:281dbfae5cd0 60 int32_t xatoi (char **str, int32_t *res);
kenjiArai 4:ce30d249515e 61 void get_line (char *buff, int32_t len);
kenjiArai 2:281dbfae5cd0 62 void print_revision(void);
kenjiArai 2:281dbfae5cd0 63
kenjiArai 2:281dbfae5cd0 64 //------------------------------------------------------------------------------
kenjiArai 2:281dbfae5cd0 65 // Control Program
kenjiArai 2:281dbfae5cd0 66 //------------------------------------------------------------------------------
kenjiArai 2:281dbfae5cd0 67 int main()
kenjiArai 2:281dbfae5cd0 68 {
kenjiArai 2:281dbfae5cd0 69 time_t seconds;
kenjiArai 2:281dbfae5cd0 70 char buf[64];
kenjiArai 2:281dbfae5cd0 71 uint32_t t_pass = 0;
kenjiArai 2:281dbfae5cd0 72 uint32_t loop_count = 1;
kenjiArai 2:281dbfae5cd0 73 float ain;
kenjiArai 2:281dbfae5cd0 74
kenjiArai 2:281dbfae5cd0 75 printf("\r\nCheck current consumption at Deep-sleep mode.\r\n");
kenjiArai 2:281dbfae5cd0 76 print_revision();
kenjiArai 2:281dbfae5cd0 77 seconds = time(NULL);
kenjiArai 2:281dbfae5cd0 78 while (my_sw == 0) {;}
kenjiArai 4:ce30d249515e 79 ThisThread::sleep_for(10);
kenjiArai 2:281dbfae5cd0 80 while (true) {
kenjiArai 2:281dbfae5cd0 81 t.reset();
kenjiArai 2:281dbfae5cd0 82 t.start();
kenjiArai 4:ce30d249515e 83 if ((my_sw == 0) || (loop_count > 10)) {
kenjiArai 2:281dbfae5cd0 84 DigitalIn dmy0(LED1);
kenjiArai 2:281dbfae5cd0 85 DigitalIn dmy1(USBTX);
kenjiArai 2:281dbfae5cd0 86 DigitalIn dmy2(USBRX);
kenjiArai 2:281dbfae5cd0 87 WakeUp::standby_then_reset(10000);
kenjiArai 2:281dbfae5cd0 88 while(true) {;} // never executing this line
kenjiArai 2:281dbfae5cd0 89 }
kenjiArai 2:281dbfae5cd0 90 ain = a_in.read();
kenjiArai 2:281dbfae5cd0 91 myled = !myled;
kenjiArai 2:281dbfae5cd0 92 seconds = time(NULL);
kenjiArai 2:281dbfae5cd0 93 strftime(buf, 50, "%H:%M:%S -> ", localtime(&seconds));
kenjiArai 2:281dbfae5cd0 94 pc.printf("%s", buf);
kenjiArai 2:281dbfae5cd0 95 pc.printf(
kenjiArai 4:ce30d249515e 96 "analog = %4.3f, processing time=%3d, counter=%4d\r\n",
kenjiArai 2:281dbfae5cd0 97 ain, t_pass, loop_count++
kenjiArai 2:281dbfae5cd0 98 );
kenjiArai 2:281dbfae5cd0 99 t_pass = t.read_ms();
kenjiArai 4:ce30d249515e 100 ThisThread::sleep_for(1000 - t_pass);
kenjiArai 4:ce30d249515e 101 if (pc.readable()) {
kenjiArai 4:ce30d249515e 102 strftime(buf, 50, " %B %d,'%y, %H:%M:%S\r\n", localtime(&seconds));
kenjiArai 4:ce30d249515e 103 pc.printf("[Time] %s\r\n", buf);
kenjiArai 4:ce30d249515e 104 time_enter_mode();
kenjiArai 4:ce30d249515e 105 }
kenjiArai 2:281dbfae5cd0 106 }
kenjiArai 2:281dbfae5cd0 107 }
kenjiArai 2:281dbfae5cd0 108
kenjiArai 2:281dbfae5cd0 109 void time_enter_mode(void)
kenjiArai 2:281dbfae5cd0 110 {
kenjiArai 2:281dbfae5cd0 111 char *ptr;
kenjiArai 2:281dbfae5cd0 112 char linebuf[64];
kenjiArai 2:281dbfae5cd0 113
kenjiArai 4:ce30d249515e 114 if (pc.readable()) {
kenjiArai 4:ce30d249515e 115 pc.getc(); // dummy read
kenjiArai 4:ce30d249515e 116 }
kenjiArai 2:281dbfae5cd0 117 pc.printf("\r\nSet time into RTC\r\n");
kenjiArai 4:ce30d249515e 118 pc.printf(" e.g. >21 1 12 13 14 15 -> January 12,'21, 13:14:14\r\n");
kenjiArai 2:281dbfae5cd0 119 pc.putc('>');
kenjiArai 2:281dbfae5cd0 120 ptr = linebuf;
kenjiArai 2:281dbfae5cd0 121 get_line(ptr, sizeof(linebuf));
kenjiArai 2:281dbfae5cd0 122 pc.printf("\r");
kenjiArai 2:281dbfae5cd0 123 chk_and_set_time(ptr);
kenjiArai 2:281dbfae5cd0 124 }
kenjiArai 2:281dbfae5cd0 125
kenjiArai 2:281dbfae5cd0 126 void get_line (char *buff, int len)
kenjiArai 2:281dbfae5cd0 127 {
kenjiArai 2:281dbfae5cd0 128 char c;
kenjiArai 2:281dbfae5cd0 129 uint32_t idx = 0;
kenjiArai 2:281dbfae5cd0 130
kenjiArai 2:281dbfae5cd0 131 while(true) {
kenjiArai 2:281dbfae5cd0 132 c = pc.getc();
kenjiArai 2:281dbfae5cd0 133 if (c == '\r') {
kenjiArai 2:281dbfae5cd0 134 buff[idx++] = c;
kenjiArai 2:281dbfae5cd0 135 break;
kenjiArai 2:281dbfae5cd0 136 }
kenjiArai 2:281dbfae5cd0 137 if ((c == '\b') && idx) {
kenjiArai 2:281dbfae5cd0 138 idx--;
kenjiArai 2:281dbfae5cd0 139 pc.putc(c);
kenjiArai 2:281dbfae5cd0 140 pc.putc(' ');
kenjiArai 2:281dbfae5cd0 141 pc.putc(c);
kenjiArai 2:281dbfae5cd0 142 }
kenjiArai 2:281dbfae5cd0 143 if (((uint8_t)c >= ' ') && (idx < len - 1)) {
kenjiArai 2:281dbfae5cd0 144 buff[idx++] = c;
kenjiArai 2:281dbfae5cd0 145 pc.putc(c);
kenjiArai 2:281dbfae5cd0 146 }
kenjiArai 2:281dbfae5cd0 147 }
kenjiArai 2:281dbfae5cd0 148 buff[idx] = 0;
kenjiArai 2:281dbfae5cd0 149 pc.puts("\r\n");
kenjiArai 2:281dbfae5cd0 150 }
kenjiArai 2:281dbfae5cd0 151
kenjiArai 2:281dbfae5cd0 152 void chk_and_set_time(char *ptr)
kenjiArai 2:281dbfae5cd0 153 {
kenjiArai 2:281dbfae5cd0 154 int32_t p1;
kenjiArai 2:281dbfae5cd0 155 struct tm t;
kenjiArai 2:281dbfae5cd0 156 time_t seconds;
kenjiArai 2:281dbfae5cd0 157
kenjiArai 2:281dbfae5cd0 158 if (xatoi(&ptr, &p1)) {
kenjiArai 2:281dbfae5cd0 159 t.tm_year = (uint8_t)p1 + 100;
kenjiArai 2:281dbfae5cd0 160 pc.printf("Year:%d ",p1);
kenjiArai 2:281dbfae5cd0 161 xatoi( &ptr, &p1 );
kenjiArai 2:281dbfae5cd0 162 t.tm_mon = (uint8_t)p1 - 1;
kenjiArai 2:281dbfae5cd0 163 pc.printf("Month:%d ",p1);
kenjiArai 2:281dbfae5cd0 164 xatoi( &ptr, &p1 );
kenjiArai 2:281dbfae5cd0 165 t.tm_mday = (uint8_t)p1;
kenjiArai 2:281dbfae5cd0 166 pc.printf("Day:%d ",p1);
kenjiArai 2:281dbfae5cd0 167 xatoi( &ptr, &p1 );
kenjiArai 2:281dbfae5cd0 168 t.tm_hour = (uint8_t)p1;
kenjiArai 2:281dbfae5cd0 169 pc.printf("Hour:%d ",p1);
kenjiArai 2:281dbfae5cd0 170 xatoi( &ptr, &p1 );
kenjiArai 2:281dbfae5cd0 171 t.tm_min = (uint8_t)p1;
kenjiArai 2:281dbfae5cd0 172 pc.printf("Min:%d ",p1);
kenjiArai 2:281dbfae5cd0 173 xatoi( &ptr, &p1 );
kenjiArai 2:281dbfae5cd0 174 t.tm_sec = (uint8_t)p1;
kenjiArai 2:281dbfae5cd0 175 pc.printf("Sec: %d \r\n",p1);
kenjiArai 2:281dbfae5cd0 176 } else {
kenjiArai 2:281dbfae5cd0 177 return;
kenjiArai 2:281dbfae5cd0 178 }
kenjiArai 2:281dbfae5cd0 179 seconds = mktime(&t);
kenjiArai 2:281dbfae5cd0 180 set_time(seconds);
kenjiArai 2:281dbfae5cd0 181 pc.printf(
kenjiArai 2:281dbfae5cd0 182 "Date: %04d/%02d/%02d, %02d:%02d:%02d\r\n",
kenjiArai 2:281dbfae5cd0 183 t.tm_year + 1900, t.tm_mon + 1, t.tm_mday, t.tm_hour, t.tm_min, t.tm_sec
kenjiArai 2:281dbfae5cd0 184 );
kenjiArai 2:281dbfae5cd0 185 }
kenjiArai 2:281dbfae5cd0 186
kenjiArai 2:281dbfae5cd0 187 int32_t xatoi (char **str, int32_t *res)
kenjiArai 2:281dbfae5cd0 188 {
kenjiArai 2:281dbfae5cd0 189 int32_t val;
kenjiArai 2:281dbfae5cd0 190 uint8_t c, radix, s = 0;
kenjiArai 2:281dbfae5cd0 191
kenjiArai 2:281dbfae5cd0 192 while ((c = **str) == ' ') {
kenjiArai 2:281dbfae5cd0 193 (*str)++;
kenjiArai 2:281dbfae5cd0 194 }
kenjiArai 2:281dbfae5cd0 195 if (c == '-') {
kenjiArai 2:281dbfae5cd0 196 s = 1;
kenjiArai 2:281dbfae5cd0 197 c = *(++(*str));
kenjiArai 2:281dbfae5cd0 198 }
kenjiArai 2:281dbfae5cd0 199 if (c == '0') {
kenjiArai 2:281dbfae5cd0 200 c = *(++(*str));
kenjiArai 2:281dbfae5cd0 201 if (c <= ' ') {
kenjiArai 2:281dbfae5cd0 202 *res = 0;
kenjiArai 2:281dbfae5cd0 203 return 1;
kenjiArai 2:281dbfae5cd0 204 }
kenjiArai 2:281dbfae5cd0 205 if (c == 'x') {
kenjiArai 2:281dbfae5cd0 206 radix = 16;
kenjiArai 2:281dbfae5cd0 207 c = *(++(*str));
kenjiArai 2:281dbfae5cd0 208 } else {
kenjiArai 2:281dbfae5cd0 209 if (c == 'b') {
kenjiArai 2:281dbfae5cd0 210 radix = 2;
kenjiArai 2:281dbfae5cd0 211 c = *(++(*str));
kenjiArai 2:281dbfae5cd0 212 } else {
kenjiArai 2:281dbfae5cd0 213 if ((c >= '0')&&(c <= '9')) {
kenjiArai 2:281dbfae5cd0 214 radix = 8;
kenjiArai 2:281dbfae5cd0 215 } else {
kenjiArai 2:281dbfae5cd0 216 return 0;
kenjiArai 2:281dbfae5cd0 217 }
kenjiArai 2:281dbfae5cd0 218 }
kenjiArai 2:281dbfae5cd0 219 }
kenjiArai 2:281dbfae5cd0 220 } else {
kenjiArai 2:281dbfae5cd0 221 if ((c < '1')||(c > '9')) {
kenjiArai 2:281dbfae5cd0 222 return 0;
kenjiArai 2:281dbfae5cd0 223 }
kenjiArai 2:281dbfae5cd0 224 radix = 10;
kenjiArai 2:281dbfae5cd0 225 }
kenjiArai 2:281dbfae5cd0 226 val = 0;
kenjiArai 2:281dbfae5cd0 227 while (c > ' ') {
kenjiArai 2:281dbfae5cd0 228 if (c >= 'a') {
kenjiArai 2:281dbfae5cd0 229 c -= 0x20;
kenjiArai 2:281dbfae5cd0 230 }
kenjiArai 2:281dbfae5cd0 231 c -= '0';
kenjiArai 2:281dbfae5cd0 232 if (c >= 17) {
kenjiArai 2:281dbfae5cd0 233 c -= 7;
kenjiArai 2:281dbfae5cd0 234 if (c <= 9) {
kenjiArai 2:281dbfae5cd0 235 return 0;
kenjiArai 2:281dbfae5cd0 236 }
kenjiArai 2:281dbfae5cd0 237 }
kenjiArai 2:281dbfae5cd0 238 if (c >= radix) {
kenjiArai 2:281dbfae5cd0 239 return 0;
kenjiArai 2:281dbfae5cd0 240 }
kenjiArai 2:281dbfae5cd0 241 val = val * radix + c;
kenjiArai 2:281dbfae5cd0 242 c = *(++(*str));
kenjiArai 2:281dbfae5cd0 243 }
kenjiArai 2:281dbfae5cd0 244 if (s) {
kenjiArai 2:281dbfae5cd0 245 val = -val;
kenjiArai 2:281dbfae5cd0 246 }
kenjiArai 2:281dbfae5cd0 247 *res = val;
kenjiArai 2:281dbfae5cd0 248 return 1;
kenjiArai 2:281dbfae5cd0 249 }
kenjiArai 4:ce30d249515e 250