EM250-JMP-R Ember, EM250-JMP-R Datasheet - Page 68
![KIT JUMP START FOR EM250](/photos/14/10/141062/em250-jmp_board_1_sml.jpg)
EM250-JMP-R
Manufacturer Part Number
EM250-JMP-R
Description
KIT JUMP START FOR EM250
Manufacturer
Ember
Series
JumpStartr
Type
802.15.4/Zigbeer
Specifications of EM250-JMP-R
Frequency
2.4GHz
For Use With/related Products
EM250
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
636-1001
EM250-JMP
EM250-JSK
EM250-JMP
EM250-JSK
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EM250
SC2_MODE [0x442A]
SC2_DATA [0x441E]
68
SC2_MODE
SC2_DATA
0-RW
0-R
0-R
0-R
15
15
0
0
0
7
7
120-0082-000I
(Re)start and stop segments are initiated by setting the register bits
SC2_I2CCTRL1
SC_I2CCMDFIN
For initiating a transmit segment, the data has to be written to the
ting the register bit
ternatively, the register bit
A receive segment is initiated by setting the register bit
until it clears, and then reading from the
in the
indicates if a NACK or ACK was received from an I
Interrupts are generated on the following events:
To generate interrupts to the CPU, the interrupt masks in the
abled.
5.3.3
0-RW
0-R
0-R
0-R
14
14
0
0
0
6
6
[1:0]
[7:0]
Bus command (
Character transmitted and slave device responded with NACK
Character transmitted (0 to 1 transition of
Character received (0 to 1 transition of
Received and lost character while receive FIFO was full (Receive overrun error)
Transmitted character while transmit FIFO was empty (Transmit underrun error)
SC2_I2CSTAT
Registers
SC2 Mode: 0 = disabled; 1 = disabled; 2 = SPI mode; 3 = I2C mode.
Note: To change between modes, the previous mode must be disabled first.
register, followed by waiting until they have cleared. Alternatively, the register bit
in the
Transmit and receive data register. Writing to this register pushes a byte onto the transmit
FIFO. Reading from this register pulls a byte from the receive FIFO.
0-RW
0-R
0-R
0-R
13
13
0
0
5
0
5
SC_I2CSTART/SC_I2CSTOP
SC_I2CSEND
can be used for waiting. Now the register bit
SC2_I2CSTAT
SC_I2CTXFIN
in the
0-RW
0-R
0-R
0-R
12
12
0
0
4
0
4
can be used for waiting.
SC2_DATA
SC2_I2CCTRL1
SC2_DATA
in the
SC_I2CRXFIN
) completed (0 to 1 transition of
SC_I2CTXFIN
SC2_I2CSTAT
2
C slave device.
0-RW
0-R
0-R
0-R
11
11
0
0
3
0
3
data register. Alternatively, the register bit
register, and completed by waiting until it clears. Al-
SC_I2CRECV
)
)
INT_SC2CFG
can be used for waiting.
SC_I2CRXNAK
0-RW
SC2_DATA
0-R
0-R
0-R
10
10
SC_I2CSTART
0
0
2
0
2
in the
and
SC2_I2CCTRL1
data register, followed by set-
INT_CFG
SC_I2CCMDFIN
in the
or
0-RW
0-RW
0-R
0-R
9
0
1
9
0
1
SC_I2CSTOP
SC2_I2CSTAT
register must be en-
SC2_MODE
register, waiting
)
SC_I2CRXFIN
in the
0-RW
0-RW
0-R
0-R
register
0
0
8
0
8
0
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