HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 640

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

Table 15.1 shows the functions of the external pins. As the channels are independent, the channel
numbers are omitted from the signal names in the rest of this section.
Table 15.1 Serial I/O (SIO) External Pins
Channel
0
1
2
Note: In a reset, all pins are initialized to the high-impedance state.
Name
Serial receive data input pin
Serial receive clock input pin
Serial reception synchronization
input pin
Serial transmit data output pin
Serial transmit clock input pin
Serial transmission synchro-
nization input/output pin
Serial receive data input pin
Serial receive clock input pin
Serial reception synchronization
input pin
Serial transmit data output pin
Serial transmit clock input pin
Serial transmission synchro-
nization input/output pin
Serial receive data input pin
Serial receive clock input pin
Serial reception synchronization
input pin
Serial transmit data output pin
Serial transmit clock input pin
Serial transmission
synchronization input/output pin
Pin
SRxD0
SRCK0
SRS0
STxD0
STCK0
STS0
SRxD1
SRCK1
SRS1
STxD1
STCK1
STS1
SRxD2
SRCK2
SRS2
STxD2
STCK2
STS2
I/O
Input
Input
Input
Output
Input
I/O
Input
Input
Input
Output
Input
I/O
Input
Input
Input
Output
Input
I/O
Function
Serial data input port 0
Serial receive clock port 0
Serial reception
synchronization input port 0
Serial data output port 0
Serial transmit clock port 0
Serial transmission synchro-
nization input/output port 0
Serial data input port 1
Serial receive clock port 1
Serial reception
synchronization input port 1
Serial data output port 1
Serial transmit clock port 1
Serial transmission synchro-
nization input/output port 1
Serial data input port 2
Serial receive clock port 2
Serial reception
synchronization input port 2
Serial data output port 2
Serial transmit clock port 2
Serial transmission synchro-
nization input/output port 2
627