FreeCalypso > hg > freecalypso-reveng

annotate current-draw @ 331:8fb86f7b4395

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frbl/reconst/serial.c: 0x176 static function reconstructed
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 07 Mar 2020 01:08:24 +0000
parents bb86424f78e6
children
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bb86424f78e6 current-draw: checking in experiment results
Mychaela Falconia <falcon@freecalypso.org>
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1 All measurements made with bench power supply set to 3.84 V
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2
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3 FCDEV3B:
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4
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5 CS Mode0:
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6
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7 boot-up with all sleep disabled: 40-42 mA
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8 AT%SLEEP=1 after such boot-up: 17-19 mA
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9 AT%SLEEP=2: down to 11 mA
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10
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11 after first deep sleep cycle:
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12
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13 no sleep: 27-28 mA
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14 small sleep: 3-6 mA
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15 big sleep: 0-3 mA
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16 deep sleep: unmeasurable
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17
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18 SIM and radio bring-up after deep sleep followed by AT%SLEEP=0:
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19
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20 after AT+CFUN=1: 30-31 mA until it settled back down to 27-28 mA
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21 registered idle: mostly in the 28-35 mA range
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22 in a call: 72-86 mA
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23
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24 Pirelli DP-L10:
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25
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26 Registered idle with Pirelli's original fw: down to 75 mA with
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27 both LCD and keypad backlights on, unmeasurable (deep sleep) otherwise.
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28
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29 FreeCalypso fw via fc-xram:
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30
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31 XRAM download: 125-133 mA
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32 CS Mode0 with all sleep enabled: 87-94 mA
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33 CS Mode0 with AT%SLEEP=1: 99-101 mA
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34 CS Mode0 with AT%SLEEP=0: 117-118 mA
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35 registered idle with deep sleep: floor down to 87 mA, with activity spikes
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36
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37 C139 running flashed FreeCalypso fw, all sleep modes enabled:
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38
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39 CS Mode0: unmeasurable draw (deep sleep)
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40 small sleep during 10 s UART timer: 0-2 mA
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41 during AT+CFUN=1 process: 4-6 mA
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42 deep sleep during registered idle: unmeasurable draw
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43 in a call: 47-67 mA