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: mbed_app.json
- Revision:
- 1:d6abda61923b
- Parent:
- 0:f8c5c7d19d9a
diff -r f8c5c7d19d9a -r d6abda61923b mbed_app.json --- a/mbed_app.json Thu Mar 12 09:19:48 2020 +0000 +++ b/mbed_app.json Fri Jan 15 07:28:31 2021 +0000 @@ -1,6 +1,7 @@ { "target_overrides": { "*": { + "target.printf_lib": "std", "target.macros_add": ["MBED_TICKLESS"] } }