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M80 EVB User Guide

M80_EVB_UGD_V1.2 - 22 -

Figure 20: Pins of SIM IC

Table 8: Pins of SIM IC interface

Pin

Signal

I/O

Description

Note

1

GND

Ground

2

SIM1_DATA

I/O

SIM1 card data I/O

3

NC

Not connected

4

NC

Not connected

5

NC

Not connected

6

SIM1_CLK

O

SIM1 card clock

7

SIM1_RST

O

SIM1 card reset

8

SIM1_VDD

O

SIM1 card power

1

2

3

4

5

6

7

8

Quectel

Confidential

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 37 38

Quectel Cellular Engine 1
Confidential 10

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