SH7040 Datasheet, PDF (668/923 Pages) Renesas Technology Corp – Renesas 32-Bit Single-Chip RISC Microprocessor SuperH RISC engine Family/SH7040 Series(CPU Core SH-2)

• Bits 5 and 4—PD26 Mode 1, 0 (PD26MD1 and PD26MD0): These bits select the function of
the PD26/D26/DACK0 pin.
Bit 5:
PD26MD1
0
1
Bit 4:
PD26MD0
0
1
0
1
Description
General input/output (PD26) (initial value) (D26 with no ROM
and CS0 = 32 bit width)
Data input/output (D26) (PD26 in single chip mode)
DMA transfer request received output (DACK0) (PD26 in single
chip mode, and D26 with no ROM and CS0 = 32 bit width)
Reserved
• Bits 3 and 2—PD25 Mode 1, 0 (PD25MD1 and PD25MD0): These bits select the function of
the PD25/D25/DREQ1 pin.
Bit 3:
PD25MD1
0
1
Bit 2:
PD25MD0
0
1
0
1
Description
General input/output (PD25) (initial value) (D25 with no ROM
and CS0 = 32 bit width)
Data input/output (D25) (PD25 in single chip mode)
DMA transfer request input (DREQ1) (PD25 in single chip
mode, and D25 with no ROM and CS0 = 32 bit width)
Reserved
• Bits 1 and 0—PD24 Mode 1, 0 (PD24MD1 and PD24MD0): These bits select the function of
the PD24/D24/DREQ0 pin.
Bit 1:
PD24MD1
0
1
Bit 0:
PD24MD0
0
1
0
1
Description
General input/output (PD24) (initial value) (D24 with no ROM
and CS0 = 32 bit width)
Data input/output (D24) (PD24 in single chip mode)
DMA transfer request input (DREQ0) (PD24 in single chip
mode, and D24 with no ROM and CS0 = 32 bit width)
Reserved
630