SPECIFICATIONS FOR JN2 / JN3
ATmega328p processor running at 3.3V
16 MHz clock using ceramic resonator (slightly above Atmel specs)
RFM12B wireless module for 868 MHz (Europe) or 915 MHz (US)
input voltage range: 3.5 .. 13 V
power consumption: 12 mA (radio off), 35 mA (radio on)
4 port connectors, 6 pins each
combined PWR / Serial / I2C connector, 6 pins
combined SPI / ISP connector, 2x4 pins
size: 21.1 x 80 mm
BILL OF MATERIALS FOR JN4
PART QUANT VALUE DEVICE
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16MHZ-RSNTR XTAL 1 XTAL RESONATOR
C1,C2,C3,C4 4 0.1 µF 50 V C-EU025-024X044
C5 1 10 µF 16V CPOL-EUE2.5-6
IC1 1 ATMEGA 168/328 ATMEGA168/328P-PU
IC2-LP2950Z 1 VR LP2950Z
R1 1 10 kΩ R-EU_0204/7
JP1 1 BATT M02LOCK_LONGPADS
SV1,SV2,SV3,SV4 4 Port1/2/3/4 MA06-1
SV5 1 FTDI MA06-1
SV6 1 PWR/SER/I2C MA06-1
SV7 1 SPI/ISP MA04-2
U$1-RFM12B 1 868/915 MHz RFM12B
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PART QUANT VALUE DEVICE
PART DESCRIPTION SUPPLIER
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16MHZ-RSNTR XTAL RESONATOR W/ BUILT-IN CAPS Digi-Key - X908-ND
C1,C2,C3,C4 CAPACITOR, European symbol Digi-Key - BC1160CT-ND
C5 POLARIZED CAPACITOR Digi-Key - 493-1036-ND
IC1 microcontroller Digi-Key - ATMEGA328P-20PU-ND
IC2 100 mA, Low Power LDO Voltage Digi-Key - MCP1702-3302E/TO-ND
R1 RESISTOR, European symbol Digi-Key - 10KEBK-ND
JP1 Header 2 no header used
SV1,SV2,SV3,SV4 PIN HEADER - 1x6 female
SV5 PIN HEADER - 1x6 male
SV6 PIN HEADER - 1x6 male
SV7 PIN HEADER - 2x4 male
U$1-RFM12B RFM12B radio module HopeRF - RFM12B
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PART DESCRIPTION SUPPLIER