SHB210 Socket M Half-Size SBC User’s Manual
Jumpers and Connectors
12
2.4.5 Serial Port Interface Connectors: COM1, COM2
The serial interface for the board consists of COM1 port support
RS232/422/485(COM1) and COM2 (COM2) supports RS-232.
Pin
Signal
Pin
Signal
1
Data Carrier Detect
(DCD)
2
Data Set Ready (DSR)
3
Receive Data (RXD)
4
Request to Send (RTS)
5
Transmit Data (TXD)
6
Clear to Send (CTS)
7
Data Terminal Ready
(DTR)
8
Ring Indicator (RI)
9 Ground
(GND)
10
NC
COM1, COM2
2.4.6 Floppy Disk Port Connector: CN6
The board provides a 34-pin header type connector, CN6, supporting
up to two floppy drives.
Pin
Signal
Pin
Signal
Pin
Signal
1 GND
2
Reduce write current
3
GND
4 N/C
5
GND
6
N/C
7 GND
8
Index
#
9
GND
10 Motor enable A #
11 GND
12 Drive select B #
13 GND
14 Drive select A #
15 GND
16 Motor enable B #
17 GND
18 Direction #
19 GND
20 STEP
#
21 GND
22 Write data #
23 GND
24 Write gate #
25 GND
26 Track
#
27 GND
28 Write protect #
29 GND
30 Read data #
31 GND
32 Side 1 select #
33 GND
34 Disk change #
Содержание SHB210 Series
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