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-rw-r--r--ports/stm32/dac.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ports/stm32/dac.c b/ports/stm32/dac.c
index 485829c59..9ea696248 100644
--- a/ports/stm32/dac.c
+++ b/ports/stm32/dac.c
@@ -229,7 +229,7 @@ STATIC void pyb_dac_print(const mp_print_t *print, mp_obj_t self_in, mp_print_ki
STATIC mp_obj_t pyb_dac_init_helper(pyb_dac_obj_t *self, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_bits, MP_ARG_INT, {.u_int = 8} },
- { MP_QSTR_buffering, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_PTR(&mp_const_none_obj)} },
+ { MP_QSTR_buffering, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} },
};
// parse args