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Merge #121 

121: spi nss: very high speed r=jordens a=jordens

* checked the datasheet for required and recommended OSPEEDR values.
* [ethernet](https://www.st.com/resource/en/datasheet/stm32h743vi.pdf#page=206) interestingly specifies `OSPEEDR=0b10` only. Maybe worth trying.

Co-authored-by: Robert Jördens <rj@quartiq.de>
This commit is contained in:
bors[bot] 2020-06-23 07:45:35 +00:00 committed by GitHub
parent 7e52258af9 0a4112eb02
commit 5d2116c901
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 16 additions and 4 deletions
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20
src/main.rs
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@ -262,7 +262,10 @@ const APP: () = {
.pb10 .pb10
.into_alternate_af5() .into_alternate_af5()
.set_speed(hal::gpio::Speed::VeryHigh); .set_speed(hal::gpio::Speed::VeryHigh);
let _spi_nss = gpiob.pb9.into_alternate_af5(); let _spi_nss = gpiob
.pb9
.into_alternate_af5()
.set_speed(hal::gpio::Speed::VeryHigh);
let config = hal::spi::Config::new(hal::spi::Mode { let config = hal::spi::Config::new(hal::spi::Mode {
polarity: hal::spi::Polarity::IdleHigh, polarity: hal::spi::Polarity::IdleHigh,
@ -295,7 +298,10 @@ const APP: () = {
.pc10 .pc10
.into_alternate_af6() .into_alternate_af6()
.set_speed(hal::gpio::Speed::VeryHigh); .set_speed(hal::gpio::Speed::VeryHigh);
let _spi_nss = gpioa.pa15.into_alternate_af6(); let _spi_nss = gpioa
.pa15
.into_alternate_af6()
.set_speed(hal::gpio::Speed::VeryHigh);
let config = hal::spi::Config::new(hal::spi::Mode { let config = hal::spi::Config::new(hal::spi::Mode {
polarity: hal::spi::Polarity::IdleHigh, polarity: hal::spi::Polarity::IdleHigh,
@ -328,7 +334,10 @@ const APP: () = {
.pe2 .pe2
.into_alternate_af5() .into_alternate_af5()
.set_speed(hal::gpio::Speed::VeryHigh); .set_speed(hal::gpio::Speed::VeryHigh);
let _spi_nss = gpioe.pe4.into_alternate_af5(); let _spi_nss = gpioe
.pe4
.into_alternate_af5()
.set_speed(hal::gpio::Speed::VeryHigh);
let config = hal::spi::Config::new(hal::spi::Mode { let config = hal::spi::Config::new(hal::spi::Mode {
polarity: hal::spi::Polarity::IdleHigh, polarity: hal::spi::Polarity::IdleHigh,
@ -357,7 +366,10 @@ const APP: () = {
.pf7 .pf7
.into_alternate_af5() .into_alternate_af5()
.set_speed(hal::gpio::Speed::VeryHigh); .set_speed(hal::gpio::Speed::VeryHigh);
let _spi_nss = gpiof.pf6.into_alternate_af5(); let _spi_nss = gpiof
.pf6
.into_alternate_af5()
.set_speed(hal::gpio::Speed::VeryHigh);
let config = hal::spi::Config::new(hal::spi::Mode { let config = hal::spi::Config::new(hal::spi::Mode {
polarity: hal::spi::Polarity::IdleHigh, polarity: hal::spi::Polarity::IdleHigh,