HD64570 HITACHI [Hitachi Semiconductor], HD64570 Datasheet - Page 437

• Manufacturer Part Number: HD64570
• Description: Serial Communications Adaptor
• Manufacturer: HITACHI [Hitachi Semiconductor]

Register
MSCI (Channel 1)
MSCI Command Register
Channel 1: CMD Channel 1
Not used
MSCI Mode Register 0
Channel 1: MD0 Channel 1
CPU
Mode
0, 1
4CH
4DH
4EH
Address
CPU
Mode
2, 3
4DH
4CH
4FH
Remarks
Async
Byte sync
Bit sync HDLC
Read/Write
Initial value
• Transmit commands
000001:
000010:
000011:
000100:
000101:
000110:
000111:
001000:
001001:
Others:
TX reset
TX enable
TX disable
TX CRC initialization
TX CRC calculation
exclusion
End-of-message
Abort transmission
MP bit on
TX buffer clear
Reserved
—
—
—
7
*1
—
—
—
6
*1
CMD5
• Receive commands
010001:
010010:
010011:
010100:
010101:
010110:
010111:
011000:
• Other commands
100001:
110001:
000000:
—
W
5
Rev. 0, 07/98, page 421 of 453
CMD4
W
—
4
RX reset
RX enable
RX disable
RX CRC initialization
Message reject
Search MP bit
RX CRC calculation
exclusion
Forcing RX CRC
calculation
Channel reset
Enter search mode
No operation
CMD3
W
—
Command
3
CMD2
W
—
2
CMD1
W
—
1
CMD0
W
—
0