Kenji Arai
Enter Standby mode then wake up(only restart) by RTC timer
/users/kenjiArai/notebook/standby-mode-current-consumption-on-nucleo-f446re/
| IDD Jumper(JP6) | ||||
| Mode | Mbed-OS | Board | IDD Current(sleep) | IDD Current(Normal(*1)) |
| DeepSleep | 0s5.15.1 | Nucleo-L152RE | 4.23uA | 5mA to 8mA |
| ^ | 0s6.6.0 | ^ | 4.22uA | 4mA to 7mA |
| StandBy | 0s5.15.1 | ^ | 3.90uA | 4mA to 7mA |
| ^ | 0s6.6.0 | ^ | 3.90uA | 4mA to 7mA |
| DeepSleep | 0s5.15.1 | Nucleo-L476RG | 2.13uA | 7mA to 10mA |
| ^ | 0s6.6.0 | ^ | 2.23uA | 7mA to 10mA |
| StandBy | 0s5.15.1 | ^ | -uA(*2) | -mA(*2) |
| ^ | 0s6.6.0 | ^ | -uA(*2) | -mA(*2) |
| DeepSleep | 0s5.15.1 | Nucleo-F411RE | 1.91mA(*3) | 7mA to 10mA |
| ^ | 0s6.6.0 | ^ | 1.65mA(*3) | 7mA to 10mA |
| StandBy | 0s5.15.1 | ^ | 3.35uA | 7mA to 10mA |
| ^ | 0s6.6.0 | ^ | 3.40uA | 7mA to 9mA |
| DeepSleep | 0s5.15.1 | Nucleo-F446RE | 1.67mA(*3) | 14mA to 17mA |
| ^ | 0s6.6.0 | ^ | 1.76mA(*3) | 14mA to 16mA |
| StandBy | 0s5.15.1 | ^ | 3.42uA | 14mA to 17mA |
| ^ | 0s6.6.0 | ^ | 3.42uA | 14mA 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/
Revision 5:37c4c47a5546, committed 2021-01-17
- Comitter:
- kenjiArai
- Date:
- Sun Jan 17 03:22:47 2021 +0000
- Parent:
- 4:bee93f6bae20
- Commit message:
- added Nucleo-L476RG and DISCO-L475VG-IOT01A
Changed in this revision
| WakeUp_STM32.lib | Show annotated file Show diff for this revision Revisions of this file |
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/WakeUp_STM32.lib Sat Jan 16 06:13:48 2021 +0000 +++ b/WakeUp_STM32.lib Sun Jan 17 03:22:47 2021 +0000 @@ -1,1 +1,1 @@ -https://os.mbed.com/users/kenjiArai/code/WakeUp_STM32/#abaa4fd0c727 +https://os.mbed.com/users/kenjiArai/code/WakeUp_STM32/#bbc6b5bdd75b
--- a/main.cpp Sat Jan 16 06:13:48 2021 +0000
+++ b/main.cpp Sun Jan 17 03:22:47 2021 +0000
@@ -6,7 +6,7 @@
* http://www7b.biglobe.ne.jp/~kenjia/
* https://os.mbed.com/users/kenjiArai/
* Revised: March 12th, 2020
- * Revised: January 16th, 2021
+ * Revised: January 17th, 2021
*/
/*
@@ -23,9 +23,10 @@
Nucleo-F446RE -> 1.76mA (not uA)(Normal run = 14mA to 16mA)
STANDBY MODE (Tested on with mbed-os6.6.0)
Nucleo-L152RE -> 3.90uA (Normal run = 4mA to 7mA)
- Nucleo-L476RG -> not work until today
+ Nucleo-L476RG -> 0.62uA (Normal run = 7mA to 10mA)
Nucleo-F411RE -> 3.40uA (Normal run = 7mA to 9mA)
Nucleo-F446RE -> 3.42uA (Normal run = 14mA to 16mA)
+ DISCO-L475VG-IOT01A -> 0.58uA (Normal run = 7mA to 9mA)
Current Measurement:
Nucleo board has IDD Jumper (JP6).
@@ -40,7 +41,11 @@
// Constructor ----------------------------------------------------------------
DigitalIn my_sw(USER_BUTTON);
+#if defined(TARGET_DISCO_L475VG_IOT01A)
+DigitalOut myled(LED2,0);
+#else
DigitalOut myled(LED1,1);
+#endif
static BufferedSerial pc(USBTX, USBRX, 9600);
AnalogIn a_in(A0);
Timer t;
@@ -79,7 +84,7 @@
DigitalIn dmy0(LED1);
DigitalIn dmy1(USBTX);
DigitalIn dmy2(USBRX);
- WakeUp::standby_then_reset(10000);
+ WakeUp::standby_then_reset(20000);
while(true) {;} // never executing this line
}
ain = a_in.read();