SM894051 pdf(8-Bits Micro-controller With 4KB Flash ROM embedded)
The SM894051 series product is an 8-bits single chip micro controller with 4KB flash embedded. It provides hardware features and a powerful instrucTIon set, necessary to make it a versaTIle and cost effecTIve controller for those applicaTIons demand up to 15 I/O pins or need up to 4KB flash memory either for program or for data or mixed.
To program the flash block, a commercial programmer is capable to do it.