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reflow-firmware2.0
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SPI works

This commit is contained in:
Sebastian 2018-08-20 00:30:54 +02:00
parent 9d05610b23
commit 90f0ffdc98
1 changed files with 39 additions and 7 deletions
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46
src/main.rs
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@ -42,17 +42,28 @@ fn configure_clocks(rcc: &mut rcc::RCC) {
fn configure_peripherals(rcc: &mut hcl::platform::rcc::RCC,
gpio: &mut gpio::GPIO,
usart: &mut usart::USART) {
rcc.apb2_enable.set_gpio_a(true);
rcc.apb2_enable.configure(|a| a
.set_gpio_a(true)
.set_spi1(true));
rcc.apb1_enable.configure(|a| a
.set_usart2(true));
gpio.configure(|g| g
.set_mode(2, gpio::PinMode::Output2MHz)
.set_mode(2, gpio::PinMode::Output50MHz)
.set_output_config(2, gpio::OutputConfig::AfPushPull)
.set_mode(3, gpio::PinMode::Output50MHz)
.set_output_config(3, gpio::OutputConfig::AfPushPull)
// SCK1
.set_mode(5, gpio::PinMode::Output50MHz)
.set_output_config(5, gpio::OutputConfig::PushPull));
.set_output_config(5, gpio::OutputConfig::AfPushPull)
// MOSI1
.set_mode(7, gpio::PinMode::Output50MHz)
.set_output_config(7, gpio::OutputConfig::AfPushPull)
// MISO1
.set_mode(6, gpio::PinMode::Input)
// NSS1
.set_mode(4, gpio::PinMode::Output50MHz)
.set_output_config(4, gpio::OutputConfig::PushPull));
usart.configure(|u| u
.set_enabled(true)
@ -70,12 +81,33 @@ fn run(mut scs: scs::Instance, mut p: hcl::platform::Instance) {
let mut printer = UsartPrinter::init(p.usart2);
for i in 0u32..0xffffffff {
let x = format!("> {}\r\n", i).into_bytes();
let mut spi = p.spi1;
spi.configure(|s| s
.set_enabled(true)
.set_master_mode(true)
.set_bidi_tx(false)
.set_clock_divider(128)
.set_data_16bit(true)
.set_clock_idles_high(false)
.set_lsb_first(false)
.set_clock_skip_first(true));
printer.print(x);
loop {
for i in 0u16..0xffff {
let x = format!("> {}\r\n", i).into_bytes();
p.gpio_a.set_bit(4);
spi.set_data(i.into());
while spi.busy() {
}
p.gpio_a.reset_bit(4);
printer.print(x);
}
}
}