D12320VF25V Datasheet, PDF (255/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 8 I/O Ports
Port Description
Pins
Mode
4
Mode
5
Mode
6^*1
Mode
7^*1
Port G • 5-bit I/O port
• Schmitt-
triggered input
(IRQ7, IRQ6)
PG4/CS0
PG3/CS1/CS7
PG2/CS2
When DDR = 0^*2: input port
I/O port also
When DDR = 1^*3: CS0 output
functions as
interrupt
I/O port
input pins
When DDR = 1, CS167E = 1, and CSS17 ^{(IRQ7, IRQ6)}
= 0: Also functions as CS1 output
and A/D
converter
When DDR = 1, CS167E = 1, and CSS17
= 1: Also functions as CS7 output
input pin
(ADTRG)
I/O port
When DDR = 1 and CS25E = 1: Also
functions as CS2 output
PG1/CS3/IRQ7/CS6
I/O port
When DDR = 1, CS25E = 1, and CSS36 =
0: Also functions as CS3 output
When DDR = 1, CSS36 = 1, and CS167E
= 1: Also functions as CS6 output and
interrupt input pin (IRQ7)
PG0/IRQ6/ADTRG
I/O port also functioning as interrupt input
pin (IRQ6) and A/D converter input pin
(ADTRG)
Notes: 1. Modes 6 and 7 are not available in the ROMless versions.
2. After a reset in mode 6
3. After a reset in mode 4 or 5
Rev.7.00 Feb. 14, 2007 page 221 of 1108
REJ09B0089-0700