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Ezairo® 7160 SL Pre Suite Getting Started Guide
Antenna and
matching circuit
C
C
1.8nH
3nH
1.5pF
1.5pF
L
L
Direct Audio Input
Front Microphone
Rear Microphone
Ezairo 7160 SL Pre Suite Connection Diagram
Figure 2. Ezairo 7160 SL Typical Connection Diagram when Pre Suite is used
Full details for the Ezairo 7160 SL hybrid module can be found in the Ezairo 7160 SL data sheet.
2.2 Ezairo 7160 SL Firmware Bundle
The Ezairo 7160 SL Firmware Bundle implements all the features required for an advanced, Bluetooth Low Energy
enabled wireless hearing aid. These are listed in Table 1, below.
ON Semiconductor Confidential
TP
Battery
≥ 47μF
TP
VSSRF2
VSSRF3
A1
A2
TP
VSSRF1
VSSRF5
B1
B2
RF
C1
Ezairo 716 0 SL
VSSA
(bottom view)
D1
TP
XTAL32KN RESERVED
TP
E1
E2
TP
XTAL32KP
VDCRF
F1
F2
Telecoil
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Optional Receiver
Detection Connections
Telecoil Reed
Switch
VSSRF4
VBAT
DGND
NRESET
DIO21
SCL
A3
A4
A5
A6
A7
A8
RFIO12
VDDO2
DIO9
DIO6
DIO20
RCVR1N
B3
B4
B5
B6
B7
B8
JTCK
VDBL
DIO8
DIO5
DIO22
RCVR1P
C3
C4
C5
C6
C7
C8
0 SL
JTMS
RFNRESET
DIO4
DIO7
EXTCLK
D4
D5
D6
D7
D8
RFGND2
AOUT
RFIO0
RFIO1
GND_MIC
VMIC
E3
E4
E5
E6
E7
E8
RFGND1
RFIO2
VCCRF
RFIO3
Telecoil
Front Mic
F3
F4
F5
F6
F7
F8
TP
TP
2
ARD0
ARD
ARD
ARD0
0
0
Receiver
ARD1
ARD1
1
1
Programming
Strip
SDA
RCVRBAT
A9
A10
RCVR0N
HGND
B9
B10
Volume/Memory -
RCVR0P
DIO29
C9
C10
DIO23
DIO24
Volume/Memory +
D9
D10
Audio In
AGND
E9
E10
Rear Mic
VREG
F9
F10
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