HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 1241

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

This LSI has 18 I/O ports (ports A to H, J to M, and R to V). All I/O port pins are multiplexed
with other pin functions (the pin function controller (PFC) handles the selection of pin functions
and pull-up MOS control). Each I/O port has a data register, which stores data for the pins.
35.1
Port A is an input/output port with the pin configuration shown in figure 35.1. Each pin has an
input pull-up MOS, which is controlled by the port A control register (PACR) in the PFC.
35.1.1
Port A has the following register. Refer to section 37, List of Registers, for the address and access
size for this register.
• Port A data register (PADR)
Port A
Register Description
Port A
Section 35
Figure 35.1
PTA7 (input/output) / D23 (input/output)
PTA6 (input/output) / D22 (input/output)
PTA5 (input/output) / D21 (input/output)
PTA4 (input/output) / D20 (input/output)
PTA3 (input/output) / D19 (input/output)
PTA2 (input/output) / D18 (input/output)
PTA1 (input/output) / D17 (input/output)
PTA0 (input/output) / D16 (input/output)
I/O Ports
Port A
Rev. 3.00 Jan. 18, 2008 Page 1179 of 1458
Section 35
REJ09B0033-0300
I/O Ports