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-rw-r--r--nrf5/modules/machine/modmachine.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/nrf5/modules/machine/modmachine.c b/nrf5/modules/machine/modmachine.c
index 07f5b7453..276b24808 100644
--- a/nrf5/modules/machine/modmachine.c
+++ b/nrf5/modules/machine/modmachine.c
@@ -148,6 +148,7 @@ STATIC mp_obj_t machine_soft_reset(void) {
MP_DEFINE_CONST_FUN_OBJ_0(machine_soft_reset_obj, machine_soft_reset);
STATIC mp_obj_t machine_sleep(void) {
+ __WFE();
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_0(machine_sleep_obj, machine_sleep);