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Diffstat (limited to 'src/stm/ao_arch_funcs.h')
-rw-r--r--src/stm/ao_arch_funcs.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/stm/ao_arch_funcs.h b/src/stm/ao_arch_funcs.h
index 7ad3b4b8..42f1a2e5 100644
--- a/src/stm/ao_arch_funcs.h
+++ b/src/stm/ao_arch_funcs.h
@@ -74,7 +74,7 @@ void
ao_spi_put(uint8_t spi_index);
void
-ao_spi_send(void *block, uint16_t len, uint8_t spi_index);
+ao_spi_send(const void *block, uint16_t len, uint8_t spi_index);
void
ao_spi_send_fixed(uint8_t value, uint16_t len, uint8_t spi_index);