Processor Information - Epson S1C17704 Technical Manual

2 CPU

2.5 Processor Information

The S1C17704 has the Processor ID Register (0xffff84) shown below that allow the application software to identify
CPU core type.
0xffff84: Processor ID Register (IDIR)
Register name Address Bit
Processor ID 0xffff84 D7–0 IDIR[7:0]
Register (8 bits)
(IDIR)
This is a read-only register that contains the ID code to represent a processor model. The S1C17 Core's ID code is
0x10.
2-8
Name Function
Processor ID
0x10: S1C17 Core
EPSON
Setting Init. R/W
0x10 0x10 R
S1C17704 TECHNICAL MANUAL
Remarks