User's Manual
xE70-915 RF Module User Guide
1VV0301106 rev.3 – 2015-03-04
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Reserved. Page 18 of 34
4.2. Module Pin-out Table
Pin Pin name Pin type Signal level Function
J30 GND Gnd RF Ground connection for external antenna
J29 Ext_Antenna RF RF I/O connection to external antenna
J28 GND Gnd RF Ground connection for external antenna
J27 GND Gnd Ground
J26 GND Gnd Ground
J25 VDD Power Digital and Radio part power supply pin
J24 CTS I TTL Clear To Send
J23 RESET I TTL µC reset ( Active low with internal pull-up )
J22 RTS O TTL Request To Send
J21 RXD I TTL RxD UART – Serial Data Reception
J20 GND Gnd Ground
J19 TXD O TTL TxD UART – Serial Data Transmission
J18 STAND_BY I TTL Standby (Active high with internal pull-down: when set to 1 the
module is put in stand-by)
J17 GND Gnd Ground
J16 PROG I TTL Signal for serial µC flashing (Active high with internal pull-down)
J15 GND Gnd Ground
J14 PDI_DATA I/O TTL Program and Debug Interface DATA
J13 GND Gnd Ground
J12 GND Gnd Ground
J11 GND Gnd Ground
J10 PDI_CLK I TTL Program and Debug Interface CLOCK
J9
IO9
1
I/O
TTL
Digital I/O N°9 with interrupt
Status TX/RX O TTL See reference document [2] Frequency Hopping Star Network
Protocol Stack User Guide
J8
IO8_AD_DA
2
I/O
analog
A to D and D to A I/O N°8 with interrupt (Logic I/O capability)
ACK TX O TTL See reference document [2] Frequency Hopping Star Network
Protocol Stack User Guide
J7 IO7_A I/O analog Analog Input N°7 (Logic I/O capability)
J6 IO6_A I/O analog Analog Input N°6 (Logic I/O capability)
J5 IO5_A I/O analog Analog Input N°5 (Logic I/O capability)
J4 IO4_A I/O analog Analog Input N°4 (Logic I/O capability)
J3 IO3_A I/O analog Analog Input N°3 (Logic I/O capability)
1, 2
In case you want to use in the same application Telit ZE51 or ZE61 modules J9 and J8 should not be connected, since
reserved on these modules.