S+core

S+core is a hybrid 32/16-bit instruction set architecture designed by Sunplus Technology.
==S+core architecture==
The 32-bit microarchitecture features Advanced Microcontroller Bus Architecture (AMBA) support and includes SJTAG for In-circuit emulation. It is implemented on the Sunplus SPG290 system-on-a-chip (SoC).
It was supported by the Linux kernel since version 2.6.32 until version 4.17.
Company information
Sunplus Technology is a fabless design company based in Taiwan. The company's chief executive is Sun Ching-jie.
Before the SPG (S+core) the company designed the 8bit SPLB31A/GPLB31A and PLB20D2 based on the MOS Technology 8502 and 6502 microprocessors respectively. The Sunplus/ Generalplus SPLB31A/GPLB31A is an embedded chip that integrates LC display and I/O controllers alongside the 8502.
In 2007, HP released the HP 35s, a calculator that uses the SPLB31A/GPLB31A.
George Chou was in charge of Design Methodology Service.
S+core is Taiwan's first 32bit embedded processor design and has commercial success.
Products featuring Sunplus integrated circuits
===SPG (S+core)===
* Mattel HyperScan
* Zone 40: Most common model. Most likely manufactured by subor,Most games copyrighted to Waixing.
* Zone 60: Manufactured by jungletac,games by jungletac. Many games are also found on the Vii.
* Zone 3D:Essentially a zone 40 with 3D glasses support.
* Zone mini:Smaller console with 35 games,designed for portability. Most of the software is also found on the zone 40.
* Sega Zone: Licensed by Sega, Mix of games by Waixing, AtGames and Tec Toy as well as some original Sega genesis games. Released in 2010.
SPLB31A/GPLB31A (8502 8-bit)
* HP 35s, a calculator
* Manufactured by Kinpo Electronics
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** HP 12c Prestige
** HP 12c Platinum
** HP 12c Platinum 25th Anniversary Edition

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