r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 61

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Type
Interrupt
signals
DMA
controller
(DMAC)
EXDMA
controller
(EXDMAC)
*
3
Symbol
NMI
IRQ15-A to
IRQ8-A*
IRQ7-A to
IRQ0-A
IRQ15-B to
IRQ8-B*
IRQ7-B to
IRQ0-B
DREQ1
DREQ0
TEND1
TEND0
DACK1
DACK0
EDREQ3
EDREQ2
ETEND3
ETEND2
EDACK3
EDACK2
EDRAK3
EDRAK2
3
3
FP-144LV
40
86, 85,
106 to 104,
83 to 81
31 to 28,
136 to 133
58 to 51
38, 37,
61 to 59,
34, 33, 3
82
81
104
83
106
105
33
3
59
34
61
60
49
48
H8S/2426, H8S/2426R
TLP-145V
N1
H10, H12, C13,
D12, D10, J10,
K13, J12
J3, K2, J1, K4,
D4, C6, B5, A6
K7, L8, N7, M7,
N6, M6, L7, L6,
M2, N2, M8, N8,
K8, K3, L2, C2
K13
J12
D10
J10
C13
D12
L2
C2
K8
K3
M8
N8
L5
K6
Pin No.
H8S/2424
FP-120BV
32

29 to 26,
112 to 109

102 to 95
35
34
37
36
39
38




Rev. 1.00 Sep. 19, 2008 Page 33 of 1270
I/O
Input
Input
Input
Output These signals indicate the
Output DMAC single address transfer
Input
Output These signals indicate the
Output EXDMAC single address
Output These signals notify an
Function
request pin. This pin should
be fixed high when not used.
These pins request a
maskable interrupt.
The input pins of IRQn-A and
IRQn-B are selected by the
IRQ pin select register (ITSR)
of the interrupt controller.
(n = 0 to 15 for the H8S/2426
Group and H8S/2426R
Group, n = 0 to 7 for the
H8S/2424 Group)
activation.
end of DMAC data transfer.
acknowledge signals.
EXDMAC activation.
end of EXDMAC data
transfer.
transfer acknowledge signals.
external device of acceptance
and start of execution of a
DMA transfer request.
Nonmaskable interrupt
These signals request DMAC
These signals request
Section 1 Overview
REJ09B0466-0100