From 7efa2acd31d45eacc948346aa89776d1b1b9bbd4 Mon Sep 17 00:00:00 2001 From: Felix Kaechele Date: Tue, 21 Mar 2023 22:40:19 -0400 Subject: [PATCH] docs: clarify UART connector on IFC Signed-off-by: Felix Kaechele --- docs/system_information.md | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/docs/system_information.md b/docs/system_information.md index e720a88..87126e6 100644 --- a/docs/system_information.md +++ b/docs/system_information.md @@ -70,7 +70,13 @@ A custom cable breaks out the individual connections to be intercepted by two common USB to serial adapters. ``` -The IFCs serial configuration is 9600–8-N-1. +The serial header is found on the bottom right of the IFC and is labelled +"Diagnostic Interface X0A". It uses the same kind of XH connector that is used +on the Bluetooth controller. + +The GND pin is indicated on the schematic by the single filled dot on the right of the header. + +The full pinout is `3V3 | TX | RX | GND` and the IFC's serial parameters are 9600–8-N-1. The binary protocol seems to use a fixed length of 6 bytes per message. The Napoleon controller polls the IFC every second for state information and