Holtek BC66F2332-1 User manual

BC66F2332-1 Easy DEV User Guide
Revision: V1.00 Date: February 20, 2023

Rev. 1.00 2 February 20, 2023 Rev. 1.00 3 February 20, 2023
BC66F2332-1 Easy DEV User Guide BC66F2332-1 Easy DEV User Guide
Table of Contents
1. General Description......................................................................................... 3
1.1 Main Features ........................................................................................................................3
1.2 Hardware Introduction............................................................................................................3
2. e-Link On-Chip Debug Support – OCDS........................................................ 4
2.1 Software Introduction .............................................................................................................4
2.2 Hardware Introduction............................................................................................................4
3. e-Link In Circuit Program Function – ICP...................................................... 6
3.1 Software Introduction .............................................................................................................6
3.2 Hardware Introduction ...........................................................................................................6
4. Pin and Schematics......................................................................................... 8
4.1 Pin Assignment – Size: 20mm×64mm ...................................................................................8
4.2 Schematic ..............................................................................................................................8

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BC66F2332-1 Easy DEV User Guide BC66F2332-1 Easy DEV User Guide
1. General Description
1.1 Main Features
• Directly connects to the e-Link without need for wiring
• Connects to the e-Socket (ESKT40DIPC) for programming using the e-WriterPro
• Three power supply options: 5V (USB)/3.3V/VDD (e-Link)
• Preload breathing lamp (LED) DEMO CODE, development board status is convenient for
inspection
• Compact board – PAD hole distance multiple of 100mil allows for convenient usage
1.2 Hardware Introduction
e-Link Interface
Micro USB
OCDS or ICP Selection
I/O Port
Power Selection
Antenna Connector
LED Switch
I/O Port
OCDS EV
BM2302-64-2 Module
SMA Connector
OCDS or ICP Selection
Note: 1. The development board only supports 433.93MHz frequency band.
2. If the SMA connector is used, select the 50Ω impedance antenna.
3. If use the spring antenna attached to the board, change the R3 to the R5 and weld the
antenna to E1 point.

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BC66F2332-1 Easy DEV User Guide BC66F2332-1 Easy DEV User Guide
2. e-Link On-Chip Debug Support – OCDS
2.1 Software Introduction
1. Download the software from the Holtek ocial website to obtain the relevant information.
Download Path: MCU Development Tools – Software – ICE Software – HT-IDE3000
2. After the HT-IDE3000 installation has completed, the Holtek HT8OCDS-ICE User’s Guide can
be accessed from its menu.
3. Update the e-Link to e-Link OCDS Mode using the HT-IDE3000 software.
2.2 Hardware Introduction
1. e-Link HT8OCDS Pin Assignment

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BC66F2332-1 Easy DEV User Guide BC66F2332-1 Easy DEV User Guide
2. Hardware Connection Schematic Diagram
USB
The jumper socket
closed to the OCDSDA
OCDS The jumper socket
closed to the OCDSCK
Connects to the USB port for programming using the HT-IDE3000. If problems are encountered,
refer to the HT-IDE3000 User’s Guide.
• If the connection is successful, the following message will pop up:
• If the connection fails or there is no connection, the following message will pop up:

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BC66F2332-1 Easy DEV User Guide BC66F2332-1 Easy DEV User Guide
3. e-Link In Circuit Program Function – ICP
3.1 Software Introduction
1. Download the software from the Holtek ocial website to get the relevant information.
Download Path: MCU Development Tools – Software – Programmer Software – HOPE3000 for
e-Link
2. After the HOPE3000 for e-Link installation has completed, the User’s Guide can be accessed
from the menu.
3. Update the e-Link to the e-Link ICP mode using the HOPE3000 for e-Link software.
3.2 Hardware Introduction
1. e-Link ICP Pin Assignment

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2. Hardware Connection Schematic Diagram
USB
The jumper socket closed to the ICPDA
The jumper socket closed
to
the ICPCK
ICP
Connects to the USB port for programming using the HOPE3000 for e-Link. If the connection is
successful, a prompt will be generated informing the user that the writer is connected. If problems
are encountered, refer to the HOPE3000 for e-Link User’s Guide.

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BC66F2332-1 Easy DEV User Guide BC66F2332-1 Easy DEV User Guide
4. Pin and Schematics
4.1 Pin Assignment – Size: 20mm×64mm
PA6
PA5
PA7
PA4
PA0
PA1
PA2
PA3
[STCK0]
STP0I
STP0B
VDD
AN3 INT
INT
ICPCK
RES
ICPCK
OCDSCK OCDSDA
ICPDA
INT
INT AN2
AN1
AN3 STP0
STP0B
STP0
[STP0I]
VREF
VREFO
ICPDA
GND
4.2 Schematic

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BC66F2332-1 Easy DEV User Guide BC66F2332-1 Easy DEV User Guide
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