HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 767

• Manufacturer Part Number: HD6417615
• Description: Hardware Manual
• Manufacturer: Hitachi Semiconductor

Table 19.2 Port A Data Register (PADR) Read/Write Operations
PAIOR
0
1
19.3
Port B is an input/output port with the 16 pins shown in figure 19.2.
19.3.1
Table 19.3 shows the port B register.
Port B
Port B
Register Configuration
Pin Function
General input
Other than general input
General output
Other than general output
PB15 (input/output)
PB14 (input/output)
PB13 (input/output)
PB12 (input/output)
PB11 (input/output)
PB10 (input/output)
PB9 (input/output)
PB8 (input/output)
PB7 (input/output)
PB6 (input/output)
PB5 (input/output)
PB4 (input/output)
PB3 (input/output)
PB2 (input/output)
PB1 (input/output)
PB0 (input/output)
/ Reserved
/ Reserved
/ Reserved
/ SRCK2 (input)
/ SRS2
/ SRXD2 (input)
/ STCK2 (input)
/ STS2
/ STXD2 (output)
/ SRCK1 (input)
/ SRS1
/ SRXD1 (input)
/ STCK1 (input)
/ STS1
/ STXD1 (output)
/ Reserved
Figure 19.2 Port B
Read
Pin state
Pin state
PADR value
PADR value
(input)
(input/output) / TIOCA2 (input/output)
(input)
(input/output) / TIOCB0 (input/output)
Write
Value is written to PADR, but does not
affect pin state
Value is written to PADR, but does not
affect pin state
Write value is output from pin
Value is written to PADR, but does not
affect pin state
/ SCK1
/ RXD1
/ TXD1
/ RTS
/ CTS
/ TIOCA1 (input/output)
/ TIOCB1 (input/output)
/ TIOCB2 (input/output)
/ SCK2
/ RXD2
/ TXD2
/ TIOCA0 (input/output)
/ TIOCD0 (input/output)
/ TIOCD0 (input/output) / WOL (output)
(input/output)
(input)
(output)
(output)
(input)
(input/output)
(input)
(output)
/ STATS1 (output)
/ STATS0 (output)
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