Kenji Arai
check ThisThread::sleep_for() + json MBED_TICKLESS function for CPU IDD reduction
/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/
Diff: check_revision.cpp
- Revision:
- 0:f8c5c7d19d9a
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/check_revision.cpp Thu Mar 12 09:19:48 2020 +0000
@@ -0,0 +1,27 @@
+/*
+ * Check Mbed revision
+ *
+ * Copyright (c) 2020 Kenji Arai / JH1PJL
+ * http://www7b.biglobe.ne.jp/~kenjia/
+ * https://os.mbed.com/users/kenjiArai/
+ * Revised: Feburary 16th, 2020
+ * Revised: March 12th, 2020
+ */
+
+#include "mbed.h"
+
+// RUN ONLY ON mbed-os5.15.1
+// https://github.com/ARMmbed/mbed-os/releases/tag/mbed-os-5.15.1
+#if (MBED_MAJOR_VERSION == 5) &&\
+ (MBED_MINOR_VERSION == 15) &&\
+ (MBED_PATCH_VERSION == 1)
+#else
+# error "Please use Mbed-os5.15.1"
+#endif
+
+void print_revision(void)
+{
+ printf("MBED_MAJOR_VERSION = %d, ", MBED_MAJOR_VERSION);
+ printf("MINOR = %d, ", MBED_MINOR_VERSION);
+ printf("PATCH = %d\r\n", MBED_PATCH_VERSION);
+}