NEC V850/SF1 Manuale Utente
CHAPTER 2 NAMES AND FUNCTIONS OF COMPONENTS
User’s Manual U15447EJ1V0UM
21
2.2.2 Subsystem clock setting
Table 2-2. Subsystem Clock Setting
IE-703079-MC-EM1 Setting
Emulator Use
Environment
Clock Supply Method
JP3
When using emulator as
standalone unit
Internal clock
Note 1
Oscillator mounted (a 32.768 kHz oscillator is mounted when
shipped)
Note 2
When using emulator with
target system
Internal clock
Note 1
Oscillator mounted (a 32.768 kHz oscillator is mounted when
shipped)
Note 2
Notes 1. The internal clock does not support the clock input by an oscillator.
2. To use a subsystem clock frequency other than 32.768 kHz, remove the resonator on JP3 and mount
any oscillator.
The specifications of JP3 are as follows.
Caution Emulation cannot be performed by inputting a clock from the target board.
GND
GND
V850/SF1
I/O chip
XT1
XT2
7
27 pF
32.768 kHz
1
27 pF
XT1