Specifications

MACRO CPU Board Hardware Reference Manual
20 Connector Pinouts
Circuitry for J6- JTHW Interface
J7: (JRS232) Serial Port Connector
(10-pin Header at Location C-1)
Front View
Pin # S
y
mbol Function Descri
p
tion Notes
1 N.C. No connection
2 DTR Bidirec
t
Data Terminal Read
y
Just tied to DSR
3 TXD/ Out
p
u
t
Send Data Transmit data to hos
t
4 CTS In
p
u
t
Clear to Send Host read
y
bi
t
5 RXD/ In
p
u
t
Receive Data Receive data from hos
t
6 RTS Output Request to Send PMAC ready bit
7 DSR Bidirec
t
Data Set Rea
d
y
Just tied to DTR
8
N
.C. Out
p
u
t
N
o Connection
9 GND Common PMAC Common
10 +5V Output +5Vdc Supply Power supply out