HD6412350 Hitachi, HD6412350 Datasheet - Page 374

• Manufacturer Part Number: HD6412350
• Description: (HD6412350 / HD6432351) 16-BIT MICROCONTROLLER
• Manufacturer: Hitachi

9.7.3
Port 6 pins also function as interrupt input pins (IRQ0 to IRQ3), DMAC I/O pins (DREQ0,
TEND0, DREQ1, and TEND1), and bus control output pins (CS4 to CS7). Port 6 pin functions are
shown in table 9-12.
Table 9-12 Port 6 Pin Functions
Pin
P6
P6
P6
P6
Note: * Modes 2, 3, 6, and 7 only apply to the H8S/2351.
354
7
6
5
4
/IRQ3/CS7
/IRQ2/CS6
/IRQ1
/IRQ0
Pin Functions
Selection Method and Pin Functions
The pin function is switched as shown below according to bit P67DDR.
The pin function is switched as shown below according to bit P66DDR.
The pin function is switched as shown below according to bit P65DDR.
The pin function is switched as shown below according to bit P64DDR.
Mode
P67DDR
Pin function
Mode
P66DDR
Pin function
P65DDR
Pin function
P64DDR
Pin function
P6
P6
7
6
input pin
input pin
Modes 1, 2, 3, 7*
Modes 1, 2, 3, 7*
0
0
P6
P6
5
4
input pin
input pin
0
0
P6
P6
7
6
IRQ3 interrupt input pin
IRQ2 interrupt input pin
IRQ1 interrupt input pin
IRQ0 interrupt input pin
output pin P6
output pin P6
1
1
7
6
input pin CS7 output pin
input pin CS6 output pin
0
0
Modes 4 to 6*
Modes 4 to 6*
P6
P6
5
4
output pin
output pin
1
1
1
1