On-Chip Debug Mode; Normal Operation Mode - NEC Release-it Hardware Manual

2.1.2

On-chip Debug Mode

The following setting activates the On-chip debug functions on the MCU. You can debug your program
code in the Flash EEPROM, if your PC is connected to the MCU board via USB.
2.1.3

Normal Operation Mode

CHAPTER 2 SWITCHES, JUMPERS, AND LEDS
On-chip debug mode
SW4 Bit 1 ON
Bit 2 ON
Bit 3 ON
Bit 4 ON
SW5 ON
SW7 OCD
JP1 USB
SW4 Bit 1 OFF
Bit 2 OFF
Bit 3 OFF
Bit 4 OFF
SW5 OFF
SW7 UART
JP1 See below
Selection of power source by JP1
USB Power USB (Pin 1)
Battery CN2 (Pin 3)
UM U17586EE1V0UM00 13