CC2400 Chipcon AS, CC2400 Datasheet - Page 25

• Manufacturer Part Number: CC2400
• Description: 2.4 GHz RF Transceiver
• Manufacturer: Chipcon AS

Pin number
Direction
Buffered
mode
Buffered
mode with
Packet
handling
Un-buffered
mode
Pin name
NOTE: Pin functions in parentheses are optional
* The use of GIO1 and GIO6 are selected in register IOCFG (address 0x08)
Chipcon AS
Buffered RF Mode:
Other Circuit
CC2400
SCLK
SCLK
SCLK
SCLK
32
SCLK
SCLK
I
CSn
CSn
SmartRF
SO
SO
SI
SI
33
®
SI
SI
SI
SI
Control
Data &
I
CC2400 PRELIMINARY Datasheet (rev. 1.1), 2003-10-02
SO
SO
SO
SO
34
O
Figure 8. Microcontroller interface
SCLK
MOSI
MISO
GIO1
GIO2
Table 6. Pin configuration
CSn
CSn
CSn
CSn
µC
31
I
DIO/
PKT
29
I/O
-
PKT
DIO
SmartRF
Unbuffered RF Mode:
Full hardware support for packet handling :
FIFO
DCLK/
FIFO
30
O
FIFO
DCLK
DCLK/FIFO
CC2400
CC2400
DCLK/FIFO
DIO/PKT
DIO/PKT
SCLK
SCLK
GIO6
GIO1
CSn
RX
27
I
(RX)
(RX)
(RX)
CSn
SO
SO
RX
TX
SI
SI
Control
Control
Control
Data &
TX
28
I
(TX)
(TX)
(TX)
Data
®
CC2400
21
O
(GIO1)
(GIO1)
(GIO1)
GIO1*
SCLK
SCLK
GIO2
GIO3
GIO4
GIO5
GIO6
GIO7
MOSI
MISO
MOSI
MISO
GIO1
GIO1
µC
µC
Page 25 of 73
GIO6*
35
O
(GIO6)
(GIO6)
(GIO6)