From ae0da96f1b38fc38226e69e34df37f3a3e1328bd Mon Sep 17 00:00:00 2001 From: Candas1 Date: Fri, 8 Apr 2022 11:32:09 +0200 Subject: [PATCH] Updated Variant USART (markdown) --- Variant-USART.md | 1 + 1 file changed, 1 insertion(+) diff --git a/Variant-USART.md b/Variant-USART.md index 3c3bfe3..5d0a1c1 100644 --- a/Variant-USART.md +++ b/Variant-USART.md @@ -14,6 +14,7 @@ You can adjust USART2_BAUD or USART3_BAUD parameters if you need different baud * Connect blue wire to RX, green wire to TX and black wire to GND of Arduino on right sensor cable(shorter) * Only USART3(right sensor cable) is 5v tolerant +⚠️ On some boards, the black wire is 15v !!! Check with a multi-meter to make sure 15V and ground are not swapped
⚠️ Red wire from sensor cable delivers 15v !!! ## Usart configuration: