HD6417034B RENESAS [Renesas Technology Corp], HD6417034B Datasheet - Page 475

• Manufacturer Part Number: HD6417034B
• Description: 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

16.3
Port B is a 16-bit input/output port as shown in figure 16.2.
16.3.1
Table 16.3 summarizes the port B register.
Table 16.3 Port B Register
Name
Port B data register
Note: * Only the values of bits A27–A24 and A8–A0 are valid; bits A23–A9 are ignored. For details
on the register addresses, see section 8.3.5, Area Descriptions.
Port B
Register Configuration
Port B
Abbreviation
PBDR
PB
PB
PB
PB
PB
PB
PB
PB
PB
PB
PB
PB
PB
PB
PB
PB
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
(Input/output)/TP
Figure 16.2 Port B Configuration
R/W
R/W
9
8
7
6
5
4
3
2
1
0
15
14
13
12
11
10
(Output)/TxD0 (Output)
(Output)/RxD0 (Input)
(Output)/TOCXB4 (Output)/TCLKD (Input)
(Output)/TOCXA4 (Output)/TCLKC (Input)
(Output)/TIOCB4 (Input/output)
(Output)/TIOCA4 (Input/output)
(Output)/TIOCB3 (Input/output)
(Output)/TIOCA3 (Input/output)
(Output)/TIOCB2 (Input/output)
(Output)/TIOCA2 (Input/output)
(Output)/IRQ7 (Input)
(Output)/IRQ6 (Input)
(Output)/IRQ5 (Input)/SCK1 (Input/output)
(Output)/IRQ4 (Input)/SCK0 (Input/output)
(Output)/TxD1 (Output)
(Output)/RxD1 (Input)
Initial Value
H'0000
Rev. 7.00 Jan 31, 2006 page 449 of 658
Address*
H'5FFFFC2
Section 16 I/O Ports (I/O)
REJ09B0272-0700
Access Size
8, 16, 32