Chapter 3 Factory Settings - NEC V850/SC1 User Manual

Item
OSC1
GND
1
10 pF
OSC2
GND
1
27 pF
JP1 to JP4
JP5, JP6
7
8
SW1 to SW4
SW5
CHAPTER 3
Description
V850/SCx
I/O chip
X1 X2
1 MΩ
20 MHz 10 pF
V850/SCx
I/O chip
XT2 XT1
32.768 kHz 27 pF
1 2 3
(2-3 shorted)
1
2
(3-4 shorted)
1 3
4 6
(3-6 side)
1 2 3 4 5 6
ON
OFF
User's Manual U15776EJ1V0UM
FACTORY SETTINGS
Pins 1 and 2: For mounting capacitor (10 pF)
Pins 6 and 7: For mounting capacitor (10 pF)
Pins 3 to 5: Crystal oscillator (20 MHz)
Pin 4: Open
20 MHz clock supplied for main clock
GND
7
Pins 1 and 2: For mounting capacitor (27 pF)
Pins 6 and 7: For mounting capacitor (27 pF)
Pins 3 to 5: Crystal oscillator (32.768 MHz)
Pin 4: Open
32.768 MHz clock supplied for subclock
GND
7
Pins 2 and 3: Short
Pin 1: Open
Use these jumpers with the factory settings.
Pins 1 and 2: Open
Pins 3 and 4: Shorted
Pins 5 and 6: Open
Pins 7 and 8: Open
Use these jumpers with the factory settings.
3-6 side
Use these switches with the factory settings.
All bits ON (port mode)
Remark
27