Epson S1C33210 - Manual (Page 386)

III PERIPHERAL BLOCK: INPUT/OUTPUT PORTS
B-III-9-24 EPSON S1C33210 FUNCTION PART
(5) When a port input interrupt is used to trigger a restart from HALT2 mode or SLEEP mode, the interrupt will be
generated by level detection, even if edge detection is set up. See the "Programming Notes" in the Core Block
CLG section for details.