RFM01
Datasheet REV1.2
Typical Application：
• Remote control
• Remote sensor
• Wireless data collection
• Home security system
• Toys
• Tire pressure monitoring system
Pin Definition：
SMD
DIP
definition
VDI
VDD
SDI
SCK
nSEL
FFIT/SDO
nRES
GND
nIRQ
DATA/nFFS
Type
DO
S
DI
DI
DI
DO
DO
S
DO
DO/DI
Function
Valid data indicator
Positive power supply
SPI data input
SPI clock input
Chip select (active low)
FIFO fill interrupt(active low) or status read data output
Reset output（active low）
Power ground
Interrupts request output（active low）
Data input(non FIFO mode)/ FIFO select
Clock output (no FIFO )/ external filter capacitor(analog mode)/ FIFO
DCLK/CFIL/FFIT
DO/AIO/DO
interrupts(active high)when FIFO level set to 1, FIFO empty
interruption can be achieved
CLK
DO
Clock output for external microcontroller
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HOPERF [ Hope Microelectronics co., Ltd ]
