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Renesas H8S/2111B User Manual

Page 158

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Rev. 1.00, 05/04, page 124 of 544

• P92/IRQ0

The pin function is switched as shown below according to the state of the P92DDR bit.

P92DDR 0

1

P92 input pin

P92 output pin

Pin Function

IRQ0 input pin*

Note: * When bit IRQ0E in IER is set to 1, this pin is used as the

IRQ0 input pin.

• P91/IRQ1

The pin function is switched as shown below according to the state of the P91DDR bit.

P91DDR 0

1

P91 input pin

P91 output pin

Pin Function

IRQ1 input pin*

Note: * When bit IRQ1E in IER is set to 1, this pin is used as the

IRQ1 input pin.

• P90/IRQ2/ADTRG

The pin function is switched as shown below according to the state of the P90DDR bit.

P90DDR 0

1

P90 input pin

P90 output pin

Pin Function

IRQ2 input pin, ADTRG input pin*

Note: * When the IRQ2E bit in IER is set to 1, this pin is used as the

IRQ2 input pin. When both

bits TRGS1 and TRGS0 in ADCR of the A/D converter are set to 1, this pin is used as
the

AGTRG input pin.

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