From 909e6e1b583bb9147d826132bc84d7825a7222c9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?King=20K=C3=A9vin?= Date: Mon, 27 Jun 2022 14:33:03 +0200 Subject: [PATCH] doc: fix typo --- README.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/README.md b/README.md index 4ac7781..bdd4d44 100644 --- a/README.md +++ b/README.md @@ -35,7 +35,7 @@ only populate it to debug the board. the READY LED will we on when the BUGGED LED isn't. this allows to always check if the battery is empty, but this also drains the battery even when not testing because an LED is always on. -the first prototype of the board (v0) offers three populating options, depending on the available NOR gate part: +the first prototype of the board (v0) offers three populating options, depending on the available NOR gate part and package: - 1x SOIC-14 package: U1+C1 - 2x SOT23-5 pachgae: U2+C2, U3+C3 @@ -47,13 +47,13 @@ note: the Cx decoupling capacitor is not really necessary and is just present fo mode of operation ================= -and NOR-gate-based SR-latch is used. +an NOR-gate-based SR-latch is used. the RESET button triggers the R signal to reset the latch. when a USB cable is plugged, power is provided by the battery to the cable. if an integrated circuits is present, current will flow through. a 1 k Ohm resistor on the low side (e.g. ground) will create a voltage. if the plug draws more than 1.6 mA, the resulting 1.6 V will trigger the S signal to set the latch. -the BUG LED will indicate the send SR-latch is set. +the BUG LED will indicate when the SR-latch is set. the latch remains set until the RESET button is present. thus, even if the plug stops drawing power, the LED remains on.