SIGNAL_CTRL_LAUNCH_RISING
reg &= ~(SIGNAL_CTRL_LAUNCH_RISING | SIGNAL_CTRL_LATCH_RISING);
reg |= SIGNAL_CTRL_LAUNCH_RISING;
reg &= ~(SIGNAL_CTRL_LAUNCH_RISING | SIGNAL_CTRL_LATCH_RISING);
reg |= SIGNAL_CTRL_LAUNCH_RISING;