From 8b02c419f8e70b1c904ae1b90a921f35f1a4d260 Mon Sep 17 00:00:00 2001 From: Brendan Le Foll Date: Thu, 24 Mar 2016 09:45:05 +0000 Subject: [PATCH] edison.md: Add docs for MFD2 Signed-off-by: Brendan Le Foll --- docs/edison.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/docs/edison.md b/docs/edison.md index e8d6264..1a39699 100644 --- a/docs/edison.md +++ b/docs/edison.md @@ -37,6 +37,10 @@ in libmraa: of the Arduino breakout board, this is not supported officially so asking for mraa_i2c_init(1) will result in getting i2c bus 6 (the default one). However using raw mode (mraa_i2c_init_raw(1)) this bus is fully usable +- If you want to use /dev/ttyMFD2 you have to use the raw uart mode passing a + std::string or char* argument of "/dev/ttyMFD2" to mraa:Uart() or + mraa_uart_init_raw. By default there is a getty running on that interface so + you will need to disable that first Because of the way IO is setup with the tristate on the Arduino breakout board IO will be flipped as it is setup. It's recommended to setup IO pins &