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fpga config: fix spi transmission

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This commit is contained in:
occheung 2020-09-17 10:21:50 +08:00
parent 4d73786880
commit 89f9b48073
1 changed files with 8 additions and 13 deletions
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21
examples/fpga_config.rs
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@ -1,8 +1,9 @@
#![no_main]
#![no_std]
#[macro_use]
extern crate log;
use log::debug;
use stm32h7xx_hal::hal::digital::v2::{
InputPin,
OutputPin,
@ -108,19 +109,13 @@ fn main() -> ! {
// Drive SPI_SS_B low
fpga_ss.set_low().unwrap();
let config_data = include_bytes!("../build/top.bin");
fpga_cfg_spi.transfer(&config_data).unwrap();
// Send the whole image without interruption
// let base_address = 0x08100000;
// let size = 135100;
// for index in 0..size {
// unsafe {
// let data :u8 = ptr::read_volatile((base_address + index) as *const u8);
// block!(fpga_cfg_spi.send(data)).unwrap();
// block!(fpga_cfg_spi.read()).unwrap();
// }
// }
let config_data = include_bytes!("../build/top.bin");
for byte in config_data.into_iter() {
block!(fpga_cfg_spi.send(*byte)).unwrap();
block!(fpga_cfg_spi.read()).unwrap();
}
// Drive SPI_SS_B high
fpga_ss.set_high().unwrap();