HD6417641 RENESAS [Renesas Technology Corp], HD6417641 Datasheet - Page 895
HD6417641
Manufacturer Part Number
HD6417641
Description
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
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Table 23.1 Port A Data Register (PADR) Read/Write Operations
(n = 0 to 14)
23.2
Port B is a 9-bit input/output port with the pin configuration shown in figure 23.2. Each pin is
controlled by the port B control register (PBCR) in the PFC.
23.2.1
Port B has the following register.
• Port B data register (PBDR)
PAnMD2 PAnMD1 Pin Function
0
1
Port B
Register Description
0
1
0
1
Input
Output
Reserved
Other functions Pin state
Port B
Figure 23.2 Port B
Read
Pin state
PADR value
PTB8 (input/output)/DPLS (input)
PTB7 (input/output)/DMNS (input)
PTB6 (input/output)/TXDPLS (output)
PTB5 (input/output)/TXDMNS (output)
PTB4 (input/output)/TXENL (output)
PTB3 (input/output)/XVDATA (input)
PTB2 (input/output)/SUSPND (output)
PTB1 (input/output)/VBUS (input)
PTB0 (input/output)/UCLK (input)
Write
Data is written to PADR, but does not affect
pin state.
Data is written to PADR and the value is
output from the pin.
Data is written to PADR, but does not affect
pin state.
Rev. 4.00 Sep. 14, 2005 Page 845 of 982
Section 23 I/O Ports
REJ09B0023-0400
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