Specifications
PE
7
/D
7
PE
6
/D
6
PE
5
/D
5
PE
4
/D
4
PE
3
/D
3
PE
2
/D
2
PE
1
/D
1
PE
0
/D
0
PD
7
/D
15
PD
6
/D
14
PD
5
/D
13
PD
4
/D
12
PD
3
/D
11
PD
2
/D
10
PD
1
/D
9
PD
0
/D
8
Port D
V
CC
V
CC
V
CC
V
SS
V
SS
V
SS
V
SS
V
SS
V
SS
PC
7
/A
7
PC
6
/A
6
PC
5
/A
5
PC
4
/A
4
PC
3
/A
3
PC
2
/A
2
PC
1
/A
1
PC
0
/A
0
PA
3
/A
19
PA
2
/A
18
PA
1
/A
17
PA
0
/A
16
PB
7
/A
15
PB
6
/A
14
PB
5
/A
13
PB
4
/A
12
PB
3
/A
11
PB
2
/A
10
PB
1
/A
9
PB
0
/A
8
P3
5
/SCK1/IRQ5
P3
4
/SCK0/IRQ4
P3
3
/RxD1
P3
2
/RxD0
P3
1
/TxD1
P3
0
/TxD0
P5
0
/TxD2
P5
1
/RxD2
P5
2
/SCK2
P5
3
P4
3
/AN3
P4
2
/AN2
P4
1
/AN1
P4
0
/AN0
V
ref
AV
CC
AV
SS
P2
0
P2
1
P2
2
/TMRI0
P2
3
/TMCI0
P2
4
/TMRI1
P2
5
/TMCI1
P2
6
/TMO0
P2
7
/TMO1
P1
0
/TIOCA0/A
2
0
P1
1
/TIOCB0/A
21
P1
2
/TIOCC0/TCLKA/A
2
2
P1
3
/TIOCD0/TCLKB/A
23
P1
4
/TIOCA1
P1
5
/TIOCB1/TCLKC
P1
6
/TIOCA2
P1
7
/TIOCB2/TCLKD
PG
4
/CS0
PG
3
/CS1
PG
2
/CS2
PG
1
/CS3/IRQ7
PG
0
/ADTRG/IRQ6
PF
7
/ø
PF
6
/AS
PF
5
/RD
PF
4
/HWR
PF
3
/LWR/IRQ3
PF
2
/WAIT/BREQO/IRQ2
PF
1
/BACK/IRQ1
PF
0
/BREQ/IRQ0
Note:
* There is no ROM
in the H8S/2240.
ROM
*
RAM
WDT
TPU
8-bit timer
SCI (3 channels)
A/D converter
MD
2
MD
1
MD
0
EXTAL
XTAL
STBY
RES
WDTOVF
NMI
H8S/2000 CPU
Interrupt controller
DTC
Port E
Port APort B
Bus conbtroller
Clock pulse
generator
Port CPort 3Port 5
Peripheral address bus
Peripheral data bus
Port 4Port 2Port 1
Port G Port F
Interanal address bus
Internal data bus
34
PE
7
/D
7
PE
6
/D
6
PE
5
/D
5
PE
4
/D
4
PE
3
/D
3
PE
2
/D
2
PE
1
/D
1
PE
0
/D
0
Internal data bus
Peripheral data bus
Peripheral address bus
PD
7
/D
15
PD
6
/D
14
PD
5
/D
13
PD
4
/D
12
PD
3
/D
11
PD
2
/D
10
PD
1
/D
9
PD
0
/D
8
Port D
V
CC
V
CC
V
CC
V
SS
V
SS
V
SS
V
SS
V
SS
V
SS
Port
A
PA
3
/A
19
PA
2
/A
18
PA
1
/A
17
PA
0
/A
16
PB
7
/A
15
PB
6
/A
14
PB
5
/A
13
PB
4
/A
12
PB
3
/A
11
PB
2
/A
10
PB
1
/A
9
PB
0
/A
8
PC
7
/A
7
PC
6
/A
6
PC
5
/A
5
PC
4
/A
4
PC
3
/A
3
PC
2
/A
2
PC
1
/A
1
PC
0
/A
0
Port
B
Port
C
Port
3
P3
5
/SCK1/IRQ5
P3
4
/SCK0/IRQ4
P3
3
/RxD1
P3
2
/RxD0
P3
1
/TxD1
P3
0
/TxD0
P4
7
/AN7/DA1
P4
6
/AN6/DA0
P4
5
/AN5
P4
4
/AN4
P4
3
/AN3
P4
2
/AN2
P4
1
/AN1
P4
0
/AN0
V
ref
AV
CC
AV
SS
P2
0
/TIOCA3
P2
1
/TIOCB3
P2
2
/TIOCC3/TMRI0
P2
3
/TIOCD3/TMCI0
P2
4
/TIOCA4/TMRI1
P2
5
/TIOCB4/TMCI1
P2
6
/TIOCA5/TMO0
P2
7
/TIOCB5/TMO1
P1
0
/TIOCA0/A
20
P1
1
/TIOCB0/A
21
P1
2
/TIOCC0/TCLKA/A
22
P1
3
/TIOCD0/TCLKB/A
23
P1
4
/TIOCA1
P1
5
/TIOCB1/TCLKC
P1
6
/TIOCA2
P1
7
/TIOCB2/TCLKD
PG
4
/CS0
PG
3
/CS1
PG
2
/CS2
PG
1
/CS3/IRQ7
PG
0
/ADTRG/IRQ6
Port
G
PF
7
/ø
PF
6
/AS
PF
5
/RD
PF
4
/HWR
PF
3
/LWR/IRQ3
PF
2
/WAIT/IRQ2
PF
1
/BACK/IRQ1
PF
0
/BREQ/IRQ0
Port
F
Clock pulse
generator
ROM
RAM
TPU
SCI (2 channels)
MD
2
MD
1
MD
0
EXTAL
XTAL
STBY
RES
WDTOVF
NMI
H8S/2000 CPU
DTC
Interrupt controller
Port E
Port 4Port 2Port 1
Internal address bus
WDT
8-bit timer
D/A converter
A/D converter
Bus controller
H8S/2345
General purpose H8S with 128K
Flash, 4K RAM option
■ very popular 100-pin, single volt
age Flash device
■ 6x 16-bit timer, 2x 8-bit timer,
DTC, etc.
■ ADC as well as DAC
■ very small TFP-100G package
(14x14mm incl. pins)
H8S/2245
General purpose, low power, low
cost H8S
■ 32k to 128K ROM, 4k or 8K
RAM
■ very popular, low cost
H8S/2240 ROM-less device
■ 3x SCI, 3x 16-bit timer with 8
IC/OC, DTC, etc.
■ 3V and 5V operation
■ ideal for many industrial and
telecom applications