HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 418
HD6412320
Manufacturer Part Number
HD6412320
Description
Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.HD6412320.pdf
(1302 pages)
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Section 9 I/O Ports
9.7
9.7.1
Port 6 is an 8-bit I/O port. Port 6 pins also function as interrupt input pins (IRQ
DMAC * I/O pins (DREQ
CS
pins P6
output can be performed by setting PFCR2. Pins P6
9.6 shows the port 6 pin configuration.
Note: * The DMAC is not supported in the H8S/2321.
Rev.6.00 Sep. 27, 2007 Page 388 of 1268
REJ09B0220-0600
Note: * The TEND
7
). The functions of pins P6
7
, P6
Port 6
Overview
6
, P6
Port 6
1
, and P6
1
, DREQ
0
0
, TEND
1
change according to the operating mode. Switching of CS
, TEND
Port 6 pins
P6
P6
P6
P6
P6
P6
P6
P6
7
6
5
4
3
2
1
0
5
/ IRQ
/ IRQ
/ IRQ
/ IRQ
/ TEND
/ DREQ
/ TEND
/ DREQ
to P6
Figure 9.6 Port 6 Pin Functions
0
, and DREQ
0
, DREQ
3
2
1
0
/ CS
/ CS
2
1
0
1
0
are the same in all operating modes, while the functions of
/ CS
/ CS
7
6
5
4
1
, and TEND
0
pin functions are not supported in the H8S/2321.
7
to P6
P6
P6
Pin functions in modes 4 to 6
P6
P6
P6
P6
P6
P6
P6
Pin functions in mode 7
P6
P6
P6
P6
P6
P6
P6
1
), and bus control output pins (CS
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
4
(I/O) / IRQ
(I/O) / IRQ
(I/O) / IRQ
(I/O) / IRQ
(I/O) / TEND
(I/O) / DREQ
(I/O) / TEND
(I/O) / DREQ
(I/O) / IRQ
(I/O) / IRQ
(I/O) / IRQ
(I/O) / IRQ
(I/O) / TEND
(I/O) / DREQ
(I/O) / TEND
(I/O) / DREQ
are Schmitt-triggered inputs. Figure
3
2
1
0
3
2
1
0
(input) / CS
(input) / CS
(input)
(input)
(input)
(input)
(input)
(input)
1
0
1
0
1
0
1
0
* (output)
* (output) / CS
* (output)
* (output)
* (input)
* (input) / CS
* (input)
* (input)
7
6
0
(output)
(output)
to IRQ
4
5
(output)
(output)
4
to CS
3
),
4
7
to
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