From 30743dc6b7fd26350e8c41a7e3ebb22070ce9604 Mon Sep 17 00:00:00 2001
From: Benjamin Koch <bbbsnowball@gmail.com>
Date: Tue, 27 Jun 2023 23:26:54 +0200
Subject: [PATCH] skip UART error that is caused by startup
---
firmware/rust1/src/rs485.rs | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/firmware/rust1/src/rs485.rs b/firmware/rust1/src/rs485.rs
index 4b0c800..3aa39a2 100644
--- a/firmware/rust1/src/rs485.rs
+++ b/firmware/rust1/src/rs485.rs
@@ -266,6 +266,13 @@ impl<H: RS485Handler> RS485<H> {
pin_pad(&self.rx_pin).modify(|w| w.set_pue(true));
}
+ // This switching of RX function might have caused an error to be received. Let's skip that.
+ if true {
+ let mut rx_buf_one = [0; 1];
+ let rx_future = self.rx.read(&mut rx_buf_one);
+ let _ = select(rx_future, Timer::after(Duration::from_micros(10))).await;
+ }
+
info!("Program size for auto-baud: {}, for tx: {}, wait_for_not_idle is at: {}",
prg_autobaud.program.code.len(), prg_tx.program.code.len(),
prg_autobaud.public_defines.wait_for_not_idle);
--
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