
TECHNICAL MANUAL
Page n°13 of 25
RF TRANSCEIVER MODULE 2.4GHz
B014
Doc. Revision°:0
Date: 11/01/2021
Technical Manual file.dot
revisione n° 0
data: 24/02/2020
IMET s.r.l.
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ITALY
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Tel. (+39) 04347878
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43483 CCIAA PN http//www.imet.eu e-mail:
4.1
PIN Description table
PIN
Symbol
Type
Description
JM16
PWDN
LDO
Power enable; Power ON / Power OFF the RF module
JM63
GND
Ground
Ground
JM17
VREG
Power
/ANALOG
Power supply output from internal switching
JM7
CREP
DI
Reserved for internal used
JM55
BACKLIGHT
ANALOG
Reserved for internal used
JM14
DATA -RX
DI
UART Serial communication data input
JM13
DATA-TX
DO
UART Serial communication data output
JM15
CFA-REQ
DI
Digital input for frequency change request
JM38
PSTF
DI
/ANALOG
Reserved for internal used
JM43
VBATT IN
ANALOG
Battery voltage signal
JM40
XC
DI
Reserved for internal used
JM41
PWR_UP_EN
DI
Reserved for internal used (keep the switching power supply ac-
tive)
JM52
+VCC_A
ANALOG
Regulated voltage output at 3.3V
JM53
+VCC_B
ANALOG
Regulated voltage output at 3.3V
JM64
GND
Ground
Ground
–
JTMS
JTAG
Test mode select
–
RESET
Reset
Microcontroller Reset PIN
–
JTCK
JTAG
JTAG signal
–
JTDO
JTAG
JTAG signal
–
VCC_A
3.3V
Power supply for microcontroller during programming phase
DO = Digital Output ; DI = Digital Input; GPIO = general porpouse input / output
Table 3