Ebyte E70-433TBL-NW01 User manual

E70-433TBL-NW01 user manual v1.0
Brief introduction
1. All IO ports of E70 series have been led out.
2. Designed with CH340G UART chip, UART communication development is available.
3. Designed with USB interface, can connect with your PC directly.
4. User can connect the external power supply and UART directly for secondary development.

User guide
No
Item
Usage
Notes
1
VCC
Connect VCC of the downloader, for downloading.
The port for downloading.
2
GND
Connect GND of the downloader, for downloading.
3
TMSC
Connect TMSC of the downloader, for downloading.
4
TCKC
Connect TCKC of the downloader, for downloading.
5
RESET
Connect RESET of the downloader, for downloading.
6
M2
Mode selection port. Plug in jumper, M2=0.
Pls remove the jumper when the board
work with E70-433NW14S.
7
M1
Mode selection port. Plug in jumper, M2=0.
Mode selection port，
8
M0
Mode selection port. Plug in jumper, M2=0.
Mode selection port，
9
ACK
ACK light selection port, plug in jumper, then ACK
light connected.
10
3.3V-MCU
The current test port for E70, plug in jumper, power
on.(3.3V)
To test the module current, pls remove
ACK light, AUX light and LINK light

selection port.
11
TXD
UART TXD selection port. Plug in jumper, TXD of
USB UART connect with RXD of the module. The
user can use the serial port for other purposes.
12
RXD
UART RXD selection port. Plug in jumper, RXD of
USB UART connect with TXD of the module. The
user can use the serial port for other purposes.
13
LINK
LINK light selection port. Plug in jumper, then ACK
light connected.
14
AUX
AUX light selection port. Plug in jumper, then ACK
light connected. This function is used to test current.
15
+5VIN
5V external power supply port. If users do not want
to use USB power supply, can connect to external
power supply (+5V and GND)
Do not reverse.
16
LINK light
Network indicator, this light is on when the module is
successfully connected to the network.
Indicator
17
AUX light
Idle indicator, this light is on when the module is idle.
18
ACK light
Status indicator. This light is on when the module
sends data.
19
POWER light
Power indicator, this light is on when the backplane
power on.
Remarks:
There is crystal connection inside E70 module, users can connect external crystal too.(there is external
crystal pad in the module.)

Pin
E70-TBL-NW01（positive）pin definition
No.
Pin item
Remarks
1
GND
2
GND
3
DO_1
4
DO_2
5
DO_3
6
DO_4

7
DO_5
8
DO_6
9
DO_7
10
DO_8
11
DO_9
12
DO_10
13
DO_11
14
GND
15
DO_12
M0 mode pin
16
DO_13
M1 mode pin
17
DO_14
The UART-RX pin for E70 module
18
DO_15
The UART-TX pin for E70 module
19
DO_16
20
DO_17
21
DO_18
AUX pin
22
VCC
Power supply(+3.3V)
23
GND
24
DO_19
ACK pin
25
DO_20
26
DO_21
27
DO_22
28
RESET
Reset pin
29
DO_23
30
DO_24
31
DO_25
LINK pin
32
DO_26
33
DO_27
34
DO_28
35
DO_29
36
DO_30
37
GND
38
GND
4Driver installation
Please visit our website for downloading CH340G（Click here for download）. After the
installation is complete, the serial port number can be identified in the device.

Technical assistance
If you have any questions during the development process, pls contact us at [e-mail].