RoyalTek RGM-3600, Руководство по эксплуатации

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7
RGM-3600 Operational Manual
24 SRAM backup battery 3.3mAhr Li-Ion rechargeable battery. Battery life at
full charge is
≥
7 days.
Environment
25 Operating temperature -20 ~ +60
℃
26 Storage temperature
-20 ~ +60
℃
27 Humidity
≦
95%
Hardware Interface
Module Interface Pin Number:
(VDD=2.85V
±
2%)
Pin
# Signal
Name I/O Description
Characteristics
1
RX I UART
TTL:
VDD V VDD V
IL IH
* 3 . 0 * 7 . 0
≤ ≥
RS-232
V V V V
IL IH
6 . 0 4 . 2
≤ ≥
2
TX O UART
TTL:
VDD V VDD V
OL OH
25 . 0 * 75 . 0
≤ ≥
RS-232 V V V V
OL OH
5 5
− ≤ ≥
3
GND G System Power
Ground
Reference Ground
4
VCC I System Power
VCC:5V
±
5%
5
NC NC
6 Boot I Boot mode
VDD V VDD V
IL IH
* 3 . 0 * 7 . 0
≤ ≥
． VCC(5V DC power Input)
This is the main DC power supply input pin. That provides voltage to the
module.
．
GND
GND provides the reference ground
1. 2. 3. 4. 6.
5.
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