forked from M-Labs/humpback-dds
migen: replace ethernet conflict pin
This commit is contained in:
parent
a62c204b78
commit
9ec5698f63
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@ -1,5 +1,5 @@
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[target.thumbv7em-none-eabihf]
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runner = "gdb -q -x gdb_config/fpga_config.gdb"
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runner = "gdb -q -x gdb_config/debug.gdb"
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rustflags = [
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"-C", "link-arg=-Tlink.x",
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]
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@ -33,10 +33,10 @@ _io.append(
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# Resource: DDS I/O_Update
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'''
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io_update -> PB13 : B12
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io_update -> PB15 : A11
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'''
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_io.append(
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("io_update", 0, Pins("B12"), IOStandard("LVCMOS33"))
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("io_update", 0, Pins("A11"), IOStandard("LVCMOS33"))
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)
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# Inherit Platform to gain the programmed clock attribute
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78
src/main.rs
78
src/main.rs
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@ -73,9 +73,7 @@ fn main() -> ! {
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let sclk = gpioa.pa5.into_alternate_af5();
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let mosi = gpiob.pb5.into_alternate_af5();
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let miso = gpioa.pa6.into_alternate_af5();
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// let mut sclk = gpioa.pa5.into_push_pull_output();
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// let mut mosi = gpiob.pb5.into_push_pull_output();
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// let mut miso = gpioa.pa6.into_pull_up_input();
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let (mut cs0, mut cs1, mut cs2) = (
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gpiob.pb12.into_push_pull_output(),
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@ -83,6 +81,11 @@ fn main() -> ! {
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gpioc.pc7.into_push_pull_output(),
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);
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/*
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* I/O_Update -> PB13
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*/
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let mut io_update = gpiob.pb15.into_push_pull_output();
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let mut spi = dp.SPI1.spi(
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(sclk, miso, mosi),
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spi::MODE_0,
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@ -94,13 +97,15 @@ fn main() -> ! {
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// debug led
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let mut yellow = gpioe.pe1.into_push_pull_output();
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yellow.set_high().unwrap();
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/*
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let mut switch = CPLD::new(spi, (cs0, cs1, cs2));
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let parts = switch.split();
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let mut config = ConfigRegister::new(parts.spi1);
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let mut att = Attenuator::new(parts.spi2);
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let mut dds0 = DDS::new(parts.spi4);
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loop {
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let mut counter = config.get_status(StatusMask::RF_SW).unwrap();
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hprintln!("{}", counter);
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@ -108,36 +113,55 @@ fn main() -> ! {
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(CFGMask::RF_SW, ((counter + 1)%16) as u32)
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]).unwrap();
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}
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*/
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/*
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cs0.set_low().unwrap();
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cs1.set_low().unwrap();
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cs2.set_low().unwrap();
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cs2.set_high().unwrap();
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let mut arr: [u8; 5] = [0x00, 0x00, 0x00, 0x00, 0x02];
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hprintln!("Feedback of conf: {:?}", spi.transfer(&mut arr).unwrap()).unwrap();
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cs2.set_low().unwrap();
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io_update.set_low().unwrap();
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arr[0] = 0x80;
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arr[1] = 0;
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arr[2] = 0;
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arr[3] = 0;
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arr[4] = 0;
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cs1.set_high().unwrap();
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hprintln!("first proper feedback: {:?}", spi.transfer(&mut arr).unwrap()).unwrap();
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let mut dummy :[u8;1] = [0];
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spi.transfer(&mut dummy);
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// Master reset DDS_0 through CPLD, with LED at 3
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cs0.set_high().unwrap();
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spi.transfer(&mut [
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0x08, 0x00, 0x03
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]).unwrap();
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cs0.set_low().unwrap();
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// Perform I/O Reset through CPLD, with LED at 4
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cs0.set_high().unwrap();
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spi.transfer(&mut [
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0x10, 0x00, 0x04
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]).unwrap();
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cs0.set_low().unwrap();
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// Release reset, control I/O Update through EEM
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cs0.set_high().unwrap();
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spi.transfer(&mut [
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0x00, 0x00, 0x0A
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]).unwrap();
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cs0.set_low().unwrap();
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cs0.set_low().unwrap();
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cs1.set_low().unwrap();
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cs2.set_high().unwrap();
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hprintln!("{:?}", spi.transfer(&mut [
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0x00, 0x00, 0x00, 0x00, 0x02
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]).unwrap()).unwrap();
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loop {
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arr[0] = 0x81;
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arr[1] = 0;
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arr[2] = 0;
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arr[3] = 0;
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arr[4] = 0;
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cs1.set_high().unwrap();
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hprintln!("{:?}", spi.transfer(&mut arr).unwrap()).unwrap();
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cs1.set_low().unwrap();
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}
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*/
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io_update.set_high().unwrap();
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delay.delay_ms(1_u16);
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io_update.set_low().unwrap();
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hprintln!("{:?}", spi.transfer(&mut [
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0x80, 0x00, 0x00, 0x00, 0x00
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]).unwrap()).unwrap();
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loop {}
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}
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