diff options
| author | Damien George <damien.p.george@gmail.com> | 2014-04-21 00:10:04 +0100 |
|---|---|---|
| committer | Damien George <damien.p.george@gmail.com> | 2014-04-21 00:10:04 +0100 |
| commit | eb8bdf4df3550d1e3d0ef08cf1ce80108b721fda (patch) | |
| tree | 99ab51ab00144ca3ea82c6326434aeb10477e4c3 /stmhal/accel.c | |
| parent | 64ba6ca1275cbb4625ebb831610fb3f241d22acc (diff) | |
stmhal, SPI and I2C: Improvements to functionality and consistency.
Diffstat (limited to 'stmhal/accel.c')
| -rw-r--r-- | stmhal/accel.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/stmhal/accel.c b/stmhal/accel.c index 47c7a1a49..9890aa3c7 100644 --- a/stmhal/accel.c +++ b/stmhal/accel.c @@ -35,7 +35,15 @@ void accel_init(void) { } STATIC void accel_start(void) { - // start the I2C bus + // start the I2C bus in master mode + I2CHandle1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT; + I2CHandle1.Init.ClockSpeed = 400000; + I2CHandle1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLED; + I2CHandle1.Init.DutyCycle = I2C_DUTYCYCLE_16_9; + I2CHandle1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLED; + I2CHandle1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLED; + I2CHandle1.Init.OwnAddress1 = PYB_I2C_MASTER_ADDRESS; + I2CHandle1.Init.OwnAddress2 = 0xfe; // unused i2c_init(&I2CHandle1); // turn off AVDD, wait 20ms, turn on AVDD, wait 20ms again |