Arm®
S1C31 family
Epson's S1C31 is the Arm®Cortex®-M0+ (32bit) processor family with several build in features based on Sound Processing, Image Processing Technology and Many years of Display Technology experience, provides unique products that are easy to use for customers. For House Appliance such as Fire Alarm, Digital Door Lock, offers "Voice & Sound MCU" : Easy to achieve Voice and Sound Guidance with Epson Voice Data Creation PC tool, for Industrial, FA Equipment, offers "105℃ Operating LCD Driver integrated MCU", for Wearable Equipment under outdoor bright place such as GPS Sports Watch, Healthcare, offers "Memory Display Controller integrated MCU" : Memory Display Interface, Graphic Controller integrated. The harmonization the Epson's original low leak process and this energy efficient Arm®Cortex®-M0+ processor, can contribute to those application which desires longer battery life with high accuracy.
Arm and Cortex are registered trademarks of Arm Limited in the US and other countries. All rights reserved.
Product lineup
Voice & Sound MCU
Dedicate Sound Processor integrated series for 2ch Sound Play, Voice Speed Conversion, Voice Pitch Conversion without CPU resource.
Easy to add Voice Guidance, Melody with Epson Voice Data Creation PC Tool even for the first time.
| Status | Product | Features | Shipment | Clock frequency (Max.) |
Flash | RAM |  Data sheet |
 Manual |
Manual Errata |
|---|---|---|---|---|---|---|---|---|---|
| MP | S1C31D50 | Speaker Sound Play 2ch Mixing Play Voice Speed Conversion Memory Self-Check |
TQFP12-48 QFP13-64 QFP14-80 QFP15-100 |
16MHz | 192KB | 8KB (+14KB) |
 2,253KB |
11,349KB |
- |
| MP | S1C31D51 | Speaker Sound Play Buzzer Melody/Voice Play 2ch Mixing Play Voice Speed Conversion Memory Self-Check |
10KB (+12KB) |
- | |||||
| MP | S1C31D41 | Speaker Sound Play Buzzer Melody/Voice Play 2ch Mixing Play Voice Speed Conversion Voice Pitch Conversion Memory Self-Check ±1% precision internal Oscillator@(0-85℃) |
TQFP12-32 TQFP12-48 QFP13-64 |
96KB | 8KB (+18KB) |
10,933KB |
- |
Target Application:Fire Alarm, Digital Door Lock, CO/CO2 Sensor, Boiler System, Healthcare, Home appliances
Related information
105℃ Operating LCD Driver integrated MCU*1
Integrate LCD Driver, Support 105℃ operation with Low Power, Suitable for mobile equipment with a display.
| Status | Product | Features | Shipment | Clock frequency (Max.) |
Flash | RAM | Data sheet |
Manual |
Manual Errata |
|---|---|---|---|---|---|---|---|---|---|
| MP | S1C31W65 | 105℃ Operating LCD Driver 56×4/52×8 |
TQFP15-100 | 33MHz | 128KB | 16KB | 1,561KB |
10,647KB |
- |
| MP | S1C31W73 | 105℃ Operating LCD Driver 96x16/88x24/80x32 |
QFP21-216 chip |
33MHz | 384KB | 32KB | 730KB |
12,642KB |
- |
| MP | S1C31W74 | LCD Driver 88x16/80x24/72x32 |
VFBGA8H-181 chip |
20.5MHz | 512KB | 128KB | 504KB |
11,585KB |
- |
*1:S1C31W74:-40℃~85℃
Target Application:Industrial, FA equipment, wearable(Sports watch, healthcare), OA equipment(Label Writer), Electronics Equipment with Display(Control Panel etc)
Memory Display Controller Integrated MCU(Memory Display Interface, Graphic Controller integrated)
Integrate Memory Display Interface, Graphic Controller and Memory Display Power Supply, suitable for wearable equipment under outdoor bright place such as under the sunlight.
| Status | Product | Features | Shipment | Clock frequency (Max.) |
Flash | RAM | Data sheet |
Manual |
Manual Errata |
|---|---|---|---|---|---|---|---|---|---|
| MP | S1C31D01 | Memory Display Interface Graphic Controller integrated |
WCSP96 QFP14-80 VFBGA5H-81 Chip |
20.5MHz | 256KB | 96KB | 595KB |
12,698KB |
- |
Target Application : Wearable(GPS Sports Watch, Diving Watch, Golf Navigation, Healthcare, Sky Diving)
*Suitable for the application to use under bright situation(e.g.outdoor under sunlight)
Please refer Memory Display Controller IC S1D13C00 to control memory display (MIP: Memory-In-Pixel) without replacing the microcontroller.
- ST(Status) MP(Mass Production) UD(Under Development)
Please contact your Epson representative for products whose manuals/technical documents are not listed.
