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-rw-r--r--ports/stm/common-hal/displayio/ParallelBus.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/ports/stm/common-hal/displayio/ParallelBus.c b/ports/stm/common-hal/displayio/ParallelBus.c
index 314b72ff7..fd07d38af 100644
--- a/ports/stm/common-hal/displayio/ParallelBus.c
+++ b/ports/stm/common-hal/displayio/ParallelBus.c
@@ -57,7 +57,8 @@ bool common_hal_displayio_parallelbus_begin_transaction(mp_obj_t obj) {
return false;
}
-void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length) {
+void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type,
+ display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length) {
}