HD6437020 Datasheet, PDF (24/507 Pages) Hitachi Semiconductor – SuperH™ RISC engine

Table 1.1 Features of the SH7032 and SH7034 Microcomputers (cont)
Feature
I/O ports
On-chip memory
Description
Total of 40 I/O lines (32 input/output lines, 8 input-only lines):
• Port A: 16 input/output lines (input or output can be selected for
each bit)
• Port B: 16 input/output lines (input or output can be selected for
each bit)
SH7020: 16-kbyte masked ROM, and 1-kbyte RAM
SH7021: 32-kbyte electrically programmable ROM or masked Rom,
and 1-kbyte RAM
32-bit data can be accessed in one clock cycle
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