Epson S1C17M03 User manual

© Seiko Epson Corporation. 2022. All right reserved.
S1C17M03
Software Setup Guide

2
Contents
◆Introduction
◆Working Environment
◆About GNU 17V3
◆About ICDmini V3
◆About user sites
◆Program development
◆Evaluation board connection
◆From program writing to debugging
◆Reference

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Introduction
This setup guide explains how to install the C compiler package, which is
GNU17V3, import sample projects, build the projects, connect an emulator and
an evaluation board, and execute the program.

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Working Environment
PC(OS:Windows10):
⁃
S1C17 Software Integrated
Development Environment (GNU17V3)
⁃
Latest model-specific information file
⁃
Sample software and PC software
emulator:
⁃
S5U1C17001H3(ICDminiV3)
⁃
USB cable
⁃
10-pin connector
Evaluation board for S1C17Family:
⁃
S5U1C17M03T

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About GNU 17V3
GNU17V3 is a software integrated development environment for developing
software on a PC. GNU17V3 includes a set of software tools and utilities that
compile C source programs, assemble assembly source programs, debug them,
and create executable and motorola files.
◆Operating environment (OS): Windows10
◆Development environment base: Eclipse
◆Available languages: C and assembler
◆Compiler: gcc compiler (gcc4 and gcc6)
IDE(Software development) GDB(Software debug)

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About ICDmini V3
S5U1C17001H (ICDmini) connects the S1C17 microcomputer on the target
system and GNU17V3, and provides an environment for debugging on the target
system together with GNU17V3.

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About user sites
We publish information related to the target MCU on the user site. Please download the
latest GNU 17V3 and model-specific information files required for software development
from the following.
16bit Microcontroller -Software Tool- Products - Semicon Top –Epson

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Program development

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Booting GNU 17V3
1. To start GNU17, please start from Windows Startup Menu,
and continue in order of [EPSON MCU] > [GNU17V3 IDE].
2. Please select a Workspace.
3. After a while, GNU17 is started. Please click on
[Workbench] to close the Welcome window (the welcome
window shows up only the initial startup.)

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Importing sample projects（1）
1. Please click on [File] at the upper left corner, and
select [Import].
1. Please select [Existing Projects into Workspace]
under [General], and click [Next>].

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Importing sample projects（2）
3. To select root directory, please click on [Browse…],
and select a sample project for GNU17V3.
4. Please check the [Copy projects into workspace]
check box, and click on [Finish]. This is the end of
importing sample projects.

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Download model information file
1. Please download the latest model-specific information
file from the following URL.
https://global.epson.com/products_and_drivers/semicon/pr
oducts/micro_controller/16bit/sw_tool.html
2. Please replace with the following folder.
C:¥EPSON¥GNU17V3¥mcu_model

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Project settings
1. Please check if there is the sample project file
on a Project Explorer window, and open it with a
Double-Click.
2. Please open in the order of [Project] >
[Properties] > [GNU17 Setting], and check if
Target CPU is selected correctly. (Target CPU is
related to the evaluation board.)

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Startup processing library (crt0.o)
GNU17V3 automatically incorporates the startup processing library “crt0.o” including the
vector table, start and end functions when creating a project. Therefore, the program
starts from crt0.o. The source code for crt0.o can be found below.
C¥EPSON¥GNU17V3¥utility¥lib_src¥crt0.c

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Building Projects（1）
1. Please click on [Build Project] under
[Project].
2. Building project is being started.

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Building Projects（2）
3. Please open the [Console] tab which is located on under the middle window, and see
[Build Finished] message. In addition, please open [Problems] tab and check if there is
no error.

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Evaluation board
connection

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USB driver installation（1）
1. Moving on to install an USB driver for ICDminiV3 on
the PC. Please connect only ICDminiV3 with PC, and
check if green LED turns on. (It turns on after it
blinks a couple of times.)
2. Please open [Control Panel] under Windows Menu,
and click on [Hardware and Sound].
3. Please click on [Device Manager].

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USB driver installation（2）
3. Please Right-Click on [Unknown devices], and
renew the driver. “How do you want to search
for drivers?” choose [Browse my computer for
driver software]
4. Please Right-Click on [Unknown devices], and
renew the driver. “How do you want to search
for drivers?” choose [Browse my computer for
driver software]

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ICDminiV3 connection
1. Connect the ICDminiV3 to the evaluation board.
JP3 should short-circuit VDD_ICD.
2. Please connect the emulator and the evaluation board with the PC. Check if both
green and red LEDs are on. If those do not turn on, please check the connection.
JP3
1PIN = red cable