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-rw-r--r--ports/nrf/modules/nrf/flashbdev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ports/nrf/modules/nrf/flashbdev.c b/ports/nrf/modules/nrf/flashbdev.c
index e490dc53d..41833b228 100644
--- a/ports/nrf/modules/nrf/flashbdev.c
+++ b/ports/nrf/modules/nrf/flashbdev.c
@@ -80,7 +80,7 @@ mp_obj_t nrf_flashbdev_writeblocks(size_t n_args, const mp_obj_t *args) {
nrf_flash_obj_t *self = MP_OBJ_TO_PTR(args[0]);
uint32_t block_num = mp_obj_get_int(args[1]);
mp_buffer_info_t bufinfo;
- mp_get_buffer_raise(args[2], &bufinfo, MP_BUFFER_WRITE);
+ mp_get_buffer_raise(args[2], &bufinfo, MP_BUFFER_READ);
mp_int_t address = self->start + (block_num * FLASH_PAGESIZE);