Huawei MU509 Hardware Migration Manual page 16

HUAWEI 30 mm × 30 mm LGA Module
Hardware Migration Guide
Pin No. Interface Description
28 and 29 UART2
85 and 86 USB USB protocol
91 LED LED_STATUS
101 LED_MODE
34 SIM/USIM USIM_VCC/RUIM_
/RUIM VCC
88 USIM_RESET/RUI
M_RESET
89 USIM_DATA/RUIM
_DATA
90 USIM_CLK/RUIM_
CLK
102 and 104 ADC ADC
49, 53 and GND GND
57
Issue 08 (2016-12-12)
MU509 MC509 MU609
Reserved Reserved N
USB 2.0 Full USB 2.0 Full USB 2.0 High
Speed Speed Speed
Y Y N
Y Y Y
1.8 V/2.85 V 1.8 V/2.85 V 1.8 V/2.85 V
1.8 V/2.85 V 1.8 V/2.85 V 1.8 V/2.85 V
1.8 V/2.85 V 1.8 V/2.85 V 1.8 V/2.85 V
1.8 V/2.85 V 1.8 V/2.85 V 1.8 V/2.85 V
N N N
GND GND GND
NOT USED (for
MU509-65)
HUAWEI Proprietary and Confidential
Copyright © HUAWEI Technologies Co., Ltd.
ME209u-526 ME909u
2-wire UART 2-wire UART
CMOS 1.8 V only CMOS 1.8 V only
for debugging. for debugging.
USB 2.0 High USB 2.0 High
Speed Speed
N N
Y Y
1.8 V/2.85 V 1.8 V/2.85 V
1.8 V/2.85 V 1.8 V/2.85 V
1.8 V/2.85 V 1.8 V/2.85 V
1.8 V/2.85 V 1.8 V/2.85 V
[3]
Y Y
0.3 V–VBAT 0.3 V–VBAT
NOT USED GND (for ME909u-
521)
NOT USED (for
ME909u-523)
Overview
MU709 ME909s
N 2-wire
UART
CMOS 1.8
V only for
debugging
.
USB 2.0 High USB 2.0
Speed High
Speed
N N
Y Y
1.8 V/3.0 V 1.8 V/3.0
V
1.8 V/3.0 V 1.8 V/3.0
V
1.8 V/3.0 V 1.8 V/3.0
V
1.8 V/3.0 V 1.8 V/3.0
V
N Y
0 V–2.5 V
NOT USED NOT
USED
16