HD643303x Hitachi, HD643303x Datasheet - Page 136

• Manufacturer Part Number: HD643303x
• Description: Hitachi Microcomputer
• Manufacturer: Hitachi

Table 7-1 Port Functions (1)
Port
Port A • 8-bit I/O port
Port B • 8-bit I/O port
Description
• Schmitt inputs
• Can drive LEDs
• PB
have Schmitt
inputs
3
to PB
0
Pins
PA
PA
PA
PA
PA
TCLKD,
PA
TCLKC,
PA
PA
PB
PB
PB
PB
PB
PB
PB
PB
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
/TP
/TP
/TP
/TP
/TP
/TP
/TP
/TP
/TP
/TP
/TP
/TP
/TP
/TP
/TP
/TP
7
6
5
4
3
2
1
0
15
14
13
12
11
10
9
8
/TIOCB
/TIOCA
/TIOCB
//TIOCA
/TIOCB
/TIOCA
/TCLKB,
/TCLKA
/TIOCB
/TIOCA
/TIOCB
/ADTRG,
/TOCXB
/TOCXA
/TIOCA
2
2
1
0
0
3
3
1
/,
,
,
/
/
4
4
,
,
4
4
,
,
, TPC output (TP
, TOCXA
Mode 1
TPC output (TP
TCLKC, TCLKB, TCLKA, TIOCB
and generic input/output
TPC output (TP
and 1-bit generic input/output
TPC output (TP
TIOCB
input/output
121
4
4
, TIOCA
, TIOCB
8
15
14
13
4
4
, TIOCB
to TP
), trigger input (ADTRG) to A/D converter,
) and 1-bit generic input/output
, TIOCA
to TP
0
), ITU input and output (TCLKD,
8
), ITU input and output (TOCXB
3
4
, TIOCA
Mode 2
, TIOCB
2
, TIOCA
3
3
), and 6-bit generic
, TIOCA
2
, TIOCB
3
Mode 3
), and TOCXA
1
, TIOCA
4
,
4
1
,
),