spi: add delay margin

lib: derive debug for error for unwrapping
spi: add CS delay to accomodate booster
2021-01-18 14:35:17 +08:00 · 2021-01-18 14:00:37 +08:00 · 2021-01-18 13:59:39 +08:00 · 2021-01-18 13:58:07 +08:00
2 changed files with 3 additions and 4 deletions
--- a/Cargo.toml
+++ b/Cargo.toml
@ -5,9 +5,8 @@ description = "Embbeded Rust Ethernet driver for ENC424J600 Ethernet controller
 authors = ["Harry Ho <hh@m-labs.hk>"]
 version = "0.1.0"
 keywords = ["ethernet", "eth", "enc424j600", "stm32", "stm32f4xx"]
-repository = "https://git.m-labs.hk/M-Labs/ENC424J600"
+repository = "https://github.com/smoltcp-rs/ENC424J600"
 edition = "2018"
-license = "BSD-2-Clause"

 [dependencies]
 volatile-register = "0.2"
--- a/src/spi.rs
+++ b/src/spi.rs
@ -133,7 +133,7 @@ impl <SPI: Transfer<u8>,
                // Disable chip select
                cortex_m::asm::delay(10_u32);
                self.nss.set_high();
-                cortex_m::asm::delay(4_u32);
+                cortex_m::asm::delay(5_u32);
                Ok(buf[2])
            },
            // TODO: Maybe too naive?
@ -141,7 +141,7 @@ impl <SPI: Transfer<u8>,
                // Disable chip select
                cortex_m::asm::delay(10_u32);
                self.nss.set_high();
-                cortex_m::asm::delay(4_u32);
+                cortex_m::asm::delay(5_u32);
                Err(SpiPortError::TransferError)
            }
        }
Author	SHA1	Message	Date
occheung	9d3d73479a	spi: add delay margin	2021-01-18 14:35:17 +08:00
occheung	bcb3eef8cd	lib: derive debug for error for unwrapping	2021-01-18 14:00:37 +08:00
occheung	500c855d00	spi: add CS delay to accomodate booster	2021-01-18 13:59:39 +08:00
occheung	1a2c22cfb2	lib: reduce stack usage	2021-01-18 13:58:07 +08:00