AP-SH2A-4A is a SH-2A SH7216 CPU board.
The AP‑SH2A‑4A is a single‑chip microcontroller board that uses the SH‑2A core (SH7216) and offers a range of I/O connectors for prototyping and low‑volume products. It includes Ethernet, USB, CAN, and serial interfaces, as well as on‑board memory and peripheral controllers.
The manual contains product overviews, functional descriptions, detailed specifications, mechanical dimensions, circuit diagrams, address maps, external interface pinouts, and support information. It also lists related accessories and engineering services offered by Alpha Project. This manual is written in Japanese.
| CPU | R5F72167ADFA (176‑pin LQFP) |
|---|---|
| System Clock | 12.5 MHz crystal |
| Maximum CPU Clock | 200 MHz |
| Maximum Bus Clock | 50 MHz |
| USB Clock | 48 MHz crystal |
| Ethernet Clock | 25 MHz crystal |
| Internal FLASHROM | 1 MByte |
| Data Flash | 32 KByte |
| Internal RAM | 128 KByte |
| External SDRAM | 16 MByte (K4S281632 equivalent) |
| EEPROM | 128 KByte (24LC01) |
| Operating Temperature | 0 °C to 60 °C |
| Dimensions | 100 mm × 80 mm (excluding protrusions) |
The board supports a maximum CPU clock of 200 MHz.
It includes 1 MByte of internal FLASHROM.
A 10/100BASE‑TX Ethernet controller (DP83848J) is available via one Ethernet port.