We provide manufacturing solutions, from the design and development of industrial electronic application equipment to board mounting, inspection, and packaging.
Ultra-lightweight and compact standalone
serial MCU programmer
Type-RX Supports RX family
- Price 39,000 YEN （Price including tax 42,900 YEN）
Type-RL78 Supports RL78 family
- Price 34,900 YEN （Price including tax 38,390 YEN）
Type-RA Supports RA family(plans)
Type-R8C Supports R8C family(plans)
Ultra-lightweight and compact standalone
serial MCU programmer
TypeA Supports 4-bit and 8-bit microcontrollers
TypeB Supports M16C Family
TypeC Supports R8C Family
TypeD Supports RL78 Family
TypeE Supports RX/SH Family *Production has ended (February 2026)
Price 24,900 YEN (Price including tax 27,390 YEN)
38Dx Group When VDD≦3.3, writing may not be possible with the MCU with built-in QzROM.
4Bit, 8Bit When executing the Y command with a QzROM microcontroller, the error "Type Error: 1201" may occur.
M32R/ECU Series When using the M3218x or M3219x in serial I/O mode, an ID verification error occurs even if the correct ID code is entered.
8BitQzROM When using the M38234G or M38235G in serial I/O mode, the read protect function cannot be executed.
8BitQzROMIf the protect command "Y" is executed after writing to the microcontroller, protection will not be enabled and "FE" will be written to address "FFD8".
You can download the manuals and product CD data for each product from this page.
The Product CD contains the instruction manual and the latest software data.
| EFP-LC2 | Publication information |
|---|---|
| EFP-LC2 User's Manual | April,2026 |
| EFP-LC2 Additional Manual(RX Family) | February,2026 |
| EFP-LC2 Additional Manual(RL78 Family) | February,2026 |
| [EFP-LC2 Communication Protocol Specification] *Please contact us through the inquiry form. |
March,2026 |
| EFP-RC2 User's Guide | Publication |
|---|---|
| EFP-RC2 Instruction Manual | May,2017 |
| EFP-LC User's Guide | Publication |
|---|---|
| EFP-LC Instruction Manual | December,2024 |
| EFP-LC TypeE | December,2024 |
| EFXQZP-01-D User's Manual | April,2012 |
| EFP-S2/S2V User's Guide | Publication |
|---|---|
| EFP-S2 User's Guide | March,2003 |
| EFP-S2V User's Guide | June,2005 |
| WinEFP2 User's Guide | February,2006 |
| AC adapter for EFP-S2, EFP-S2V instructions | April,2011 |
| EFP-RC User's Guide | Publication |
|---|---|
| EFP-RC User's Manual | June,2005 |
| EFP-RC RC-downloader User's Guide | June,2010 |
| EFP-RC Operation manual version 4.03.07 | April,2010 |
| EFP-RC Operation Supplementary manual | December,2008 |
| EFP-RC Firmware Upgrade Procedure Manual | July,2008 |
| EFXQZP-01-C User's Manual | July,2007 |
| RC-G4 RC-G8 User's Guide | Publication |
|---|---|
| RC-G4B/RC-G8B Instruction Manual | March,2018 |
| RC-G4 Users Manual | May,2007 |
| RC-G8 Users Manual | May,2007 |
| AC adapter for RC-G8/G4 instructions | April,2011 |
| EFP-I User's Guide | Publication |
|---|---|
| EFP-I Instruction Manual | May,1999 |
| WinEfpRE Control Software Instruction Manual | May,1999 |
| Serial Unit User's Guide | Publication |
|---|---|
| EF1SRP-01US2 | July,2011 |
| EF1SRP-01U | May,1999 |
| EF1SRP-05U | June,2004 |
| Connector Converter Unit | Publication |
|---|---|
| EF1CNT-96P User's Guide | March,2003 |
| Manual of Target Connection cable for Serial Unit | Publication |
|---|---|
| Target connection cable Manual for serial unit | April,2008 |
| RL78 Family | Publication information |
|---|---|
| RL78 Family (for EFP-LC) | December,2024 |
| Battery management IC | Publication information |
|---|---|
| Battery management IC (RL78 core) (for EFP-LC) | March,2018 |
| RX family | Publication |
|---|---|
| EFP-RC2 Supplementary manual(For RX66T) | March,2020 |
| RX64M/RX71M Group (for EFP-RC2) | February,2016 |
| RX600/RX21x/RX22x Series (For EFP-LC) | January,2013 |
| RX100/RX23x/RX24x Series(for EFP-LC) | April,2018 |
| EFP-LC TypeE Supplementary manual(For RX66T) | March,2020 |
| RX64M/RX71M Group(for EFP-LC) | March,2016 |
| SH Family | Publication information |
|---|---|
| SH Family （EFP-LC用） | November,2013 |
| R8C family | Publication |
|---|---|
| R8C/10,11,12,13 Group (For EF1SRP-01U) | March,2006 |
| R8C10,11,12,13 Group (For EF1SRP-01US2) | April,2006 |
| R8C Family (for EFP-LC) | November,2015 |
| R8C Family (for EFP-RC) | June,2011 |
| R8C/Tiny (for EF1SRP-01US2) | June,2011 |
| M16C family | Publication |
|---|---|
| M16C/Tiny Series | June,2011 |
| M16C/20 Series | June,2011 |
| M16C/21 Series | June,2011 |
| M16C/22 Series | June,2011 |
| M16C/62 Series (for EF1SRP-01US2) | March,2003 |
| M16C/62 M16C/80 M32C/83 Group(for EF1SRP-01U) | June,2011 |
| M16C/6K Group | June,2011 |
| M16C/63 to 65 groups (for EFP-RC) | June,2011 |
| 720/4500 Series | Publication |
|---|---|
| 720/4500 Series | June,2011 |
| 4283 Group | June,2008 |
| 4508/4509 Group | May,2006 |
| 4559 Group | May,2006 |
| 4571 Group | June,2008 |
| 38000/740 Series | Publication |
|---|---|
| 3803/3804 Group (FLASH) | January,2001 |
| 3803H/3804H Group(FLASH) | June,2011 |
| 3850/3858 Group (QzROM) | June,2005 |
| 3850/38C2 Group(FLASH) | June,2011 |
| 38D2/38D5 Group (FLASH) | July,2008 |
| 7544/7545 Group (QzROM) | October,2007 |
| 7700/7900 Series | Publication |
|---|---|
| 7700 Series | June,2011 |
| 7900 Series/7910 Group | September,2001 |
| 38000 series | Publication |
|---|---|
| EF3803F-64FS2 | June,2006 |
| EF3803F-64HS2 | June,2006 |
| EF3803F-64SS2 | June,2006 |
| EF3803F-64US2 | June,2006 |
| EF3803F-64F | August,2005 |
| EF3803F-64H | August,2005 |
| EF3803F-64S | August,2005 |
| EF3803F-64U | July,2004 |
| EF3850F-42E | July,2001 |
| EF3850F-42S | July,2001 |
| EF38B7F-100G | August,2001 |
| EF38C2F-64F | February,2002 |
| EF38C2F-64H | February,2002 |
| 7470 series | Publication |
|---|---|
| EF7470-32S | August,2001 |
| EF3751F-48H | February,2002 |
| EF3751F-48H2 | February,2002 |
| EF7542F-32F | August,2005 |
| EF7542F-32S | April,2005 |
| EF7542F-36E | April,2003 |
| EF7544-32S | May,2003 |
| 7700 series | Publication |
|---|---|
| EF7702-80F | March,1998 |
| EF7702-80L | June,2000 |
| EF7751F-80F | November,1997 |
| EF7753F-80H | May,1999 |
| EF7754F-100G | May,1999 |
| 7900 series | Publication |
|---|---|
| EF7905F-64F | October,2000 |
| EF7905F-64S | July,2000 |
| EF7906F-42E | June,2000 |
| EF7906F-42S | June,2000 |
| EF7910F-100H | November,1999 |
| EF7920F-100G | November,1999 |
| EF7920F-100H | November,1999 |
| M16C family | Publication |
|---|---|
| EF3062F-100GS2 | December,2003 |
| EF3062F-100HS2 | December,2003 |
| EF3020F-52S | October,2000 |
| EF3020F-56G | October,2000 |
| EF3021F-100G | June,2000 |
| EF3022F-120Y | June,2000 |
| EF3022F-144H | June,2000 |
| EF3022F-144R | June,2000 |
| EF3062F-100G | May,2002 |
| EF3062F-100H | June,2003 |
| EF3062F-128H | December,2006 |
| EF3062F-80G | June,2000 |
| EF306HF-116G | June,2011 |
| EF3065F-100HS2 | April,2010 |
| EF3065F-100GS2 | August,2010 |
| EF3065F-128HS2 | June,2011 |
| EF3100F-100HS2 | October,2010 |
| EF3101F-144HS2 | April,2010 |
| 720/4500 series | Publication |
|---|---|
| MS4238-20F | June,2011 |
| MS4280-20G | June,2011 |
| MS4502-24F | June,2011 |
| MS4508-20G | June,2011 |
| MS4552-48G | June,2011 |
| MS4553-48H | June,2011 |
| MS4556-42E | June,2011 |
| MS4559-52H | June,2011 |
| MS4559-52H2 | June,2011 |
| 38000/740 series | Publication |
|---|---|
| MS3803F-64S | June,2011 |
| MS3803F-64F | June,2011 |
| MS3803F-64H | June,2011 |
| MS38C5-80H | June,2011 |
| MS38C5-80U | June,2011 |
| MS3803F-64U | June,2010 |
| MS7544-32F | Contact us |
| MS7544-32F2 | June,2011 |
| MS7544-32S | June,2011 |
| MS3882-80H | June,2011 |
| MS7545-36E | June,2011 |
| MS7546-36K | June,2011 |
| MS7546-32S | June,2011 |
| MS3850-42E | June,2011 |
| MS3850-42S | June,2011 |
| MS7162-52S | June,2011 |
| MS7162-80U | June,2011 |
| MS3823-80F | June,2011 |
| MS3823-80H | June,2011 |
| MS3803-64H | June,2011 |
| MS3803-64U | June,2011 |
| MS3803-64S | June,2011 |
| MS38D2-64H | June,2011 |
| MS38D2-64U | June,2011 |
| MS38D5-80H | June,2011 |
| MS38D5-80F | June,2011 |
| MS7282-64U | June,2011 |
| MS7282-64S | June,2011 |
| MS7154-64S | June,2011 |
| MS7154-80U | June,2011 |
| MS7548-20G | June,2011 |
| MS7549-24F | June,2011 |
| MS3803F-64S2 | June,2011 |
| MS3803F-64F2 | June,2011 |
| MS3803F-64H2 | June,2011 |
| MS3803F-64U2 | June,2011 |
| M16C family | Publication |
|---|---|
| MS3039F-100 | June,2011 |
| R8C family | Publication |
|---|---|
| MS2LA6F-64H | June,2011 |
| MS212AF-64B | June,2011 |
| MS2133F-32F | June,2011 |
Successor to EFP-I
Parallel/serial compatible MCU programmer
PROM & FLASH Programmer Spec2
A programmer that expands the range of MCUs you can choose according to your needs
PROM & FLASH Programmer
