Datasheet

Section 1 Overview
Page 14 of 1408 R01UH0309EJ0500 Rev. 5.00
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
PE7/D7/AD7 PE6/D6/AD6 PE5/D5/AD5 PE4/D4/AD4 PE3/D3/AD3 PE2/D2/AD2 PE1/D1/AD1 PE0/D0/AD0 PD7/D15/AD15 PD6/D14/AD14 PD5/D13/AD13 PD4/D12/AD12 PD3/D11/AD11 PD2/D10/AD10 PD1/D9/AD9 PD0/D8/AD8
V
CC
V
CC
V
CC
V
CC
PLLV
CC
PLLV
SS
V
SS
V
SS
V
SS
V
SS
V
SS
V
SS
V
CL
PB7/A15/TIOCB8/TCLKH
PB6/A14/TIOCA8
PB5/A13/TIOCB7/TCLKG
PB4/A12/TIOCA7
PB3/A11/TIOCD6/TCLKF
PB2/A10/TIOCC6/TCLKE
PB1/A9/TIOCB6
PB0/A8/TIOCA6
PC7/A7/TIOCB11
PC6/A6/TIOCA11
PC5/A5/TIOCB10
PC4/A4/TIOCA10
PC3/A3/TIOCD9
PC2/A2/TIOCC9
PC1/A1/TIOCB9
PC0/A0/TIOCA9
P47/IRQ7-B/AN7_0 P46/IRQ6-B/AN6_0 P45/IRQ5-B/AN5_0 P44/IRQ4-B/AN4_0 P43/IRQ3-B/AN3_0 P42/IRQ2-B/AN2_0 P41/IRQ1-B/AN1_0 P40/IRQ0-B/AN0_0
Vref AV
CC
AV
SS
P10/DREQ0/PO8/TIOCA0 P11/DREQ1/PO9/TIOCB0
P12/TEND0/PO10/TIOCC0/TCLKA P13/TEND1/PO11/TIOCD0/TCLKB
P14/DACK0/PO12/TIOCA1/SSO0-A
P15/DACK1/PO13/TIOCB1/TCLKC/SSI0-A
P16/PO14/TIOCA2/SSCK0-A
P17/PO15/TIOCB2/TCLKD/SCS0-A
P85/PO5-B/TIOCB4-B/TMO1-B/SCK3
P83/PO3-B/TIOCD3-B/TMCI1-B/RxD3
P81/PO1-B/TIOCB3-B/TMRI1-B/TxD3
PG6/BREQ-A
PG5/BACK-A
PG4/BREQO-A/CS4
PG3/CS3/RAS3
PG2/CS2/RAS2
PG1/CS1
PG0/CS0
PF7/φ
PF6/AS/AH
PF5/RD
PF4/HWR
PF3/LWR/SSO0-C
PF2/CS6/LCAS/SSI0-C
PF1
/ CS5/UCAS/SSCK0-C
PF0/WAIT-A/OE-A
/ADTRG0-B /SCS0-C
RAM
WDT
PPG
H8S/2600 CPU
DTC
DMAC
PA7/A23/CS7/IRQ7-A/SSO0-B
PA6/A22/IRQ6-A/SSI0-B
PA5/A21/IRQ5-A/SSCK0-B
PA4/A20/IRQ4-A/SCS0-B
PA3/A19/SCK4-B
PA2/A18/RxD4-B
PA1/A17/TxD4-B
PA0/A16
P20/PO0-A/TIOCA3-A/TMRI0-A/PUPD+
P25/WAIT-B/PO5-A/TIOCB4-A/TMO1-A/VBUS
P26/PO6/TIOCA5/SDA2
/ADTRG1
P27/PO7/TIOCB5/SCL2
MD2
MD1
MD0
EXTAL
XTAL
EMLE
STBY
RES
WDTOVF
NMI
USD+
USD-
P95/AN13_1/DA3 P94/AN12_1/DA2
P35/OE-B/SCK1/SCL0
P34/SCK0/SCK4-A/SDA0
P33/RxD1/SCL1
P32/RxD0/IrRxD/SDA1
P31/TxD1
P30/TxD0/IrTxD
P53/IRQ3-A/ADTRG0-A
P52/BACK-B/IRQ2-A/PO4-B/TIOCA4-B/TMO0-B/SCK2
P51/BREQ-B/IRQ1-A/PO2-B/TIOCC3-B/TMCI0-B/RxD2/SCL3
P50/BREQO-B/IRQ0-A/PO0-B/TIOCA3-B/TMRI0-B/TxD2/SDA3
SSU
USB
Port D
ROM
(flash memory)
TPU × 12 channels
(two units)
IIC2 × 4 channels
SCI × 5 channels
8-bit D/A converter
(2 channel)
10-bit A/D converter
(total of 10 channels for two units)
TMR × 2 channels
Port E
Port 4 Port 9Port 2Port 1
Port A
System
clock
PLL
Port 3 Port C Port BPort 5
Internal data bus
Periheral address bus
Peripheral data bus
Interrupt controller
Internal address bus
Clock
pulse
PLL
Bus controller
Port G
Port F
Port 8
DrV
SS
DrV
CC
Figure 1.3 Block Diagram of H8S/2454 Group