r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 11

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 5 Interrupt Controller ............................................................................105
5.1
5.2
5.3
5.4
5.5
5.6
5.7
Section 6 Bus Controller (BSC).........................................................................147
6.1
6.2
6.3
Features.............................................................................................................................. 105
Input/Output Pins............................................................................................................... 107
Register Descriptions ......................................................................................................... 108
5.3.1
5.3.2
5.3.3
5.3.4
5.3.5
5.3.6
5.3.7
Interrupt Sources................................................................................................................ 125
5.4.1
5.4.2
Interrupt Exception Handling Vector Table....................................................................... 127
Interrupt Control Modes and Interrupt Operation .............................................................. 134
5.6.1
5.6.2
5.6.3
5.6.4
5.6.5
Usage Notes ....................................................................................................................... 143
5.7.1
5.7.2
5.7.3
5.7.4
5.7.5
5.7.6
Features.............................................................................................................................. 147
Input/Output Pins............................................................................................................... 150
Register Descriptions ......................................................................................................... 153
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
Interrupt Control Register (INTCR) ..................................................................... 109
Interrupt Priority Registers A to N (IPRA to IPRN)............................................. 110
IRQ Enable Register (IER) ................................................................................... 112
IRQ Sense Control Registers H and L (ISCRH, ISCRL)...................................... 114
IRQ Status Register (ISR)..................................................................................... 120
IRQ Pin Select Register (ITSR)............................................................................ 121
Software Standby Release IRQ Enable Register (SSIER) .................................... 124
External Interrupts ................................................................................................ 125
Internal Interrupts ................................................................................................. 126
Interrupt Control Mode 0...................................................................................... 135
Interrupt Control Mode 2...................................................................................... 137
Interrupt Exception Handling Sequence ............................................................... 139
Interrupt Response Times ..................................................................................... 141
DTC and DMAC Activation by Interrupt ............................................................. 142
Conflict between Interrupt Generation and Disabling .......................................... 143
Instructions that Disable Interrupts....................................................................... 144
Times when Interrupts are Disabled ..................................................................... 144
Interrupts during Execution of EEPMOV Instruction .......................................... 144
Change of IRQ Pin Select Register (ITSR) Setting .............................................. 144
IRQ Status Register (ISR)..................................................................................... 145
Bus Width Control Register (ABWCR)................................................................ 154
Access State Control Register (ASTCR) .............................................................. 154
Wait Control Registers AH, AL, BH, and BL
(WTCRAH, WTCRAL, WTCRBH, and WTCRBL) ........................................... 155
Read Strobe Timing Control Register (RDNCR) ................................................. 161
CS Assertion Period Control Registers H, L (CSACRH, CSACRL).................... 163
Rev. 1.00 Sep. 19, 2008 Page xi of xxx