Huawei MU509 Hardware Migration Manual page 15

HUAWEI 30 mm × 30 mm LGA Module
Hardware Migration Guide
Pin No. Interface Description
107, 111 ANT function
and 115
31 VCC_EXT VCC_EXT2 (2.6 V)
32 VCC_EXT1 (1.8 V)
[4]
12 and 13 VBAT VBAT (3.3 V–4.2 V)
VBAT (3.2 V–4.2 V)
is only for ME909s
30, 36, 42, JTAG JTAG
47, 72, 87
and 93
14 PS_HOLD
100/47 RESIN_N/JTAG_S
RST_N
73–80 UART UART0
1–4 UART1
Issue 08 (2016-12-12)
MU509 MC509 MU609
Main (pin 107) Main (pin 107), Main (pin 107),
AUX (pin 115), AUX (pin 115),
GPS (pin 111) GPS (pin 111)
Y Y N
Y Y Y
Five 220 µ F A 220 µ F Five 220 µ F
capacitors capacitor capacitors
needed needed needed
CMOS 1.8 V CMOS 2.6 V CMOS 1.8 V
CMOS 1.8 V CMOS 1.8 V CMOS 1.8 V
RESIN_N (pin RESIN_N (pin RESIN_N (pin
100) 100) 100)
8-wire UART 8-wire UART 8-wire UART
CMOS 2.6 V CMOS 2.6 V CMOS 1.8 V
N N 2-wire UART
CMOS 1.8 V for
debugging
HUAWEI Proprietary and Confidential
Copyright © HUAWEI Technologies Co., Ltd.
ME209u-526 ME909u
Main (pin 107), Main (pin 107),
AUX (pin 115) AUX (pin 115),
GPS (pin 111)
N N
Y Y
Five 220 µ F Five 220 µ F
capacitors needed capacitors needed
CMOS 1.8 V CMOS 1.8 V
CMOS 1.8 V CMOS 1.8 V
JTAG_SRST_N JTAG_SRST_N
(pin 47) (pin 47)
JTAG reset for
JTAG reset for
debugging
debugging
4-wire UART 4-wire UART
CMOS 1.8V CMOS 1.8V
4-wire UART 4-wire UART
CMOS 1.8V CMOS 1.8V
Overview
MU709 ME909s
Main (pin 107), Main (pin
107),
AUX (pin 115)
AUX (pin
115)
N N
Y Y
Five 220 µF Five 220
capacitors µF
needed capacitors
needed
CMOS 1.8 V CMOS 1.8
V
CMOS 1.8 V N
RESIN_N (pin RESIN_N
100) (pin 100)
8-wire UART 8-wire
CMOS 1.8 V UART
CMOS 1.8
V
2-wire UART N
CMOS 1.8 V for
debugging
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