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-rw-r--r--stmhal/modmachine.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/stmhal/modmachine.c b/stmhal/modmachine.c
index b10bca8197..4a3fe1ec9a 100644
--- a/stmhal/modmachine.c
+++ b/stmhal/modmachine.c
@@ -32,6 +32,7 @@
#include "py/runtime.h"
#include "py/mphal.h"
#include "extmod/machine_mem.h"
+#include "extmod/machine_signal.h"
#include "extmod/machine_pulse.h"
#include "extmod/machine_i2c.h"
#include "lib/utils/pyexec.h"
@@ -541,6 +542,7 @@ STATIC const mp_map_elem_t machine_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR_mem32), (mp_obj_t)&machine_mem32_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_Pin), (mp_obj_t)&pin_type },
+ { MP_OBJ_NEW_QSTR(MP_QSTR_Signal), (mp_obj_t)&machine_signal_type },
#if 0
{ MP_OBJ_NEW_QSTR(MP_QSTR_RTC), (mp_obj_t)&pyb_rtc_type },