Hitachi H8S/2215 Series Hardware Manual page 139

Bit Bit Name Initial Value R/W
7 IRQ3SCB 0
6 IRQ3SCA 0
5 IRQ2SCB 0
4 IRQ2SCA 0
3 IRQ1SCB 0
2 IRQ1SCA 0
1 IRQ0SCB 0
0 IRQ0SCA 0
Description
R/W IRQ3 Sense Control B
R/W IRQ3 Sense Control A
00: Interrupt request generated at IRQ3 input low level
01: Interrupt request generated at falling edge of IRQ3
input
10: Interrupt request generated at rising edge of IRQ3
input
11: Interrupt request generated at both falling and
rising edges of IRQ3 input
R/W IRQ2 Sense Control B
R/W IRQ2 Sense Control A
00: Interrupt request generated at IRQ2 input low level
01: Interrupt request generated at falling edge of IRQ2
input
10: Interrupt request generated at rising edge of IRQ2
input
11: Interrupt request generated at both falling and
rising edges of IRQ2 input
R/W IRQ1 Sense Control B
R/W IRQ1 Sense Control A
00: Interrupt request generated at IRQ1 input low level
01: Interrupt request generated at falling edge of IRQ1
input
10: Interrupt request generated at rising edge of IRQ1
input
11: Interrupt request generated at both falling and rising
edges of IRQ1 input
R/W IRQ0 Sense Control B
R/W IRQ0 Sense Control A
00: Interrupt request generated at IRQ0 input low level
01: Interrupt request generated at falling edge of IRQ0
input
10: Interrupt request generated at rising edge of IRQ0
input
11: Interrupt request generated at both falling and
rising edges of IRQ0 input
Rev. 3.0, 10/02, page 81 of 686