TESSERA EB-RE01B, Руководство по оборудованию, Страница: 5 / 23

5 / 23
TESSERA TECHNOLOGY INC.
3. Power supplying mode
There are two power supply methods, “Normal power supply mode” supplies internal
board power and “EH mode (energy harvesting mode)” supplies MCU VCC by EHC
(energy harvesting controller) from a power generating device.
Power
operating
mode Power source Description
Normal
power
supply
operation External power supply
(VCC-IN terminal) Directly supply internal board power from a stable
power supply
USB Generate internal board power from the USB bus
power
Emulator E2 Directly supply internal board power from E2
emulator
Emulator J-Link Generate internal board power with supplied power
from J-Link Emulator
EH
operation Energy generating
device（VSC_VDD） Supply MCU VCC from a power generating device
via EHC
⚫
Power supply block diagram
MCU
VCC USB
Voltage
Regulator
Emulator J-Link
Emulator E2
EHC
VSC_VCC Power generating device
VCC-IN terminal