From 3a86555a7211f15fa1cb55de3cc898a761a188fd Mon Sep 17 00:00:00 2001
From: Alex Evans <715855+mmalex@users.noreply.github.com>
Date: Thu, 7 Nov 2024 15:54:15 +0000
Subject: first baby steps at extending the webusb protocol to longer messages,
 processed faster, and add messages to read spi and wavetable ram

---
 sw/Core/Src/spi.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'sw/Core/Src/spi.h')

diff --git a/sw/Core/Src/spi.h b/sw/Core/Src/spi.h
index 9affd1f..b69e7e8 100755
--- a/sw/Core/Src/spi.h
+++ b/sw/Core/Src/spi.h
@@ -46,7 +46,8 @@ void spi_read_done(void) {
 			resetspistate();
 		} else {
 			int dacchan = spistate-MAX_SPI_STATE;
-			spi_update_dac(dacchan);
+			if (dacchan<4 && dacchan>=0)
+				spi_update_dac(dacchan);
 		}
 	}
 	else {
-- 
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