Power Supply Connector - Teleorigin RB800 User Manual

Table of RS-232 DB9 pins:
Pin Name
No.
1
GND
2 GPIO1 (ADC)
3
GPIO2 (ADC)
4 RTS
5 TX
6
GPIO3 (ADC)
7
GPIO6
(I2C_SDA)
8 GPIO4 (ADC)
9 DTR
10 GND
11
GPIO5 (ADC)
12
GPIO7
(I2C_SCL)
13 GND
14 RX
15 CTS
6.2.6

Power supply connector

The power supply connector is a 2-pin connector for external DC power supply
connection, which can handle voltage from range 5..30 V DC, 2.5 W max. continuous
power.
No. Singal
+ V+BATTERY
- GND
Dir
-
Ground
IN/OUT General purpose input/output. ADC range 0..3V, 10 bit resolution.
IN/OUT General purpose input/output (high-drive 30mA). ADC range 0..3V, 10
bit resolution.
IN Request To Send. Raised by DTE when it wishes to send. Expects CTS
from DCE.
OUT Request To Send. Raised by DTE when it wishes to send. Expects CTS
from DCE.
IN/OUT General purpose input/output. ADC range 0..3V, 10 bit resolution.
IN/OUT General purpose input/output. Open-drain, pull-up 2k / I
IN/OUT General purpose input / output. ADC range 0..3V, 10 bit resolution.
IN Data Terminal Ready. Raised by DTE when powered on. In auto-answer
mode raised only when RI arrives from DCE.
- Ground
IN/OUT General purpose input/output. ADC range 0..3V, 10 bit resolution.
IN/OUT General purpose input/output. Open-drain, pull-up 2k / I
- Ground
IN
Receive Data (a.k.a RxD, Rx). Arriving data from DCE.
OUT
Clear To Send. Raised by DCE in response to RTS from DTE.
DE-15 looking into female connector:
I/O
-
Description
I
2
C data – SDA.
2
C clock – SCL
Description
5 V – 30 V DC
Ground
13