Commit a6627709 authored by Birte Kristina Friesel's avatar Birte Kristina Friesel
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MSP430 I2C: Configurable I2C frequency

parent 69c6db98

src/arch/msp430fr5969lp/driver/i2c.cc

+1 −1
Original line number Diff line number Diff line
@@ -8,7 +8,7 @@ signed char I2C::setup() 
{

	UCB0CTL1 = UCSWRST;

	UCB0CTLW0 = UCMODE_3 | UCMST | UCSYNC | UCSSEL_2 | UCSWRST | UCCLTO_1;

	UCB0BRW = 0xf00;

	UCB0BRW = (F_CPU / F_I2C) - 1;

	P1DIR &= ~(BIT6 | BIT7);

	P1SEL0 &= ~(BIT6 | BIT7);

	P1SEL1 |= BIT6 | BIT7;