230
Table 5.12
Port 6 Pin Functions
Pin
Selection Method and Pin Functions
P65/TMO1/
DACK1
/
IRQ13
The pin function is switched as shown below according to the combination of bit
DMACS in PFCR2, bit SAE1 in DMABCRH, bits OS3 to OS0 in TCSR1 of the 8-
bit timer, bit P65DDR, and bit ITS13 in ITSR.
SAE1
0
1
DMACS
—
1
0
OS3 to OS0
All 0
Not
all 0
All 0
Not
all 0
—
P65DDR
0
1
—
0
1
—
—
Pin function
P65
input
pin
P65
output
pin
TMO1
output
pin
P65
input
pin
P65
output
pin
TMO1
output
pin
DACK1
output
pin
IRQ13
interrupt input pin
*
Note:
*
IRQ13
interrupt input when ITS13 = 0.
P64/TMO0/
DACK0
/
IRQ12
The pin function is switched as shown below according to the combination of bit
DMACS in PFCR2, bit SAE1 in DMABCRH, bits OS3 to OS0 in TCSR1 of the 8-
bit timer, bit P64DDR, and bit ITS12 in ITSR.
SAE0
0
1
DMACS
—
1
0
OS3 to OS0
All 0
Not
all 0
All 0
Not
all 0
—
P64DDR
0
1
—
0
1
—
—
Pin function
P64
input
pin
P64
output
pin
TMO0
output
pin
P64
input
pin
P64
output
pin
TMO0
output
pin
DACK0
output
pin
IRQ12
interrupt input pin
*
Note:
*
IRQ12
interrupt input when ITS12 = 0.
Summary of Contents for H8S/2670
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