From 115b771e56aba7e7d066c8a58819d61d51009116 Mon Sep 17 00:00:00 2001 From: Karl Palsson Date: Tue, 21 Feb 2017 21:37:36 +0000 Subject: i2c: Initial stub import of old f4 code Currently (despite docs) is an import of code reading the onboard i2c peripheral --- tests/i2c-master/README.md | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 tests/i2c-master/README.md (limited to 'tests/i2c-master/README.md') diff --git a/tests/i2c-master/README.md b/tests/i2c-master/README.md new file mode 100644 index 0000000..74acefb --- /dev/null +++ b/tests/i2c-master/README.md @@ -0,0 +1,17 @@ +i2c master mode tests. + +While many of the disco boards have some form of i2c device onboard, +which would, on the face of it, make testing easy, it's a different +device on each board, and there are boards without it. + +Instead, use a known I2C peripheral on all boards, and require/expect +a known fixed i2c slave device. (Eventually, this will be a soft +controllable i2c slave in the auto test setup ;) + +Debug is via SWO wherever possible, PA2 (tx only) on less capable cores + +Pinouts: + +board SCLK SDA +f4-disco PB8 PB9 i2c1 + -- cgit