EM260-RCM-USART-R Ember, EM260-RCM-USART-R Datasheet - Page 32
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EM260-RCM-USART-R
Manufacturer Part Number
EM260-RCM-USART-R
Description
EM260 RCM BOARD
Manufacturer
Ember
Type
Transceiver, 802.15.4/ZigBeer
Datasheet
1.EM260-RCM-USART-R.pdf
(54 pages)
Specifications of EM260-RCM-USART-R
Frequency
2.4GHz
For Use With/related Products
EM260
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
636-1025
120-0260-000J
5.7.3
1.
2.
3.
4.
5.
6.
7.
8.
9.
10. Receive the Frame Terminator (
11. Response
12. Deactivate Slave Select.
13. Since nHOST_INT does not assert again, there is no more data for the Host.
nHOST_INT
•
•
•
•
•
•
nRESET
nRESET toggles active low to reset the EM260.
nWAKE stays idle high between nRESET and nHOST_INT indicating the EM260 should continue with normal
booting (do not enter the bootloader).
nHOST_INT asserts.
Activate Slave Select (nSSEL).
Transmit the command:
Wait for nHOST_INT to assert.
Transmit and receive
Receive response
Receive the Error Byte and decode (
nWAKE
nSSEL
0xA7
SCLK
MOSI
MISO
EM260 Reset
0xFE
0x03
0x00
0x00
0x06
: Frame Terminator
: SPI Byte indicating an EZSP Frame
: Length Byte showing the EZSP Frame is 3 bytes long
: EZSP Sequence Byte (Note that this value should vary based upon previous sequence bytes)
: EZSP Frame Control Byte indicating a command with no sleeping
: EZSP Frame ID Byte indicating the
0x00
indicates the EM260 has reset and the Host should respond appropriately.
0x00
0xFF
(a byte other than
until a byte other than
0xFE
0xA7
Figure 11. EM260 Reset Example
0x02
).
0x03
Page 32
is enumerated as RESET_POWERON).
0xFF
Command
callback
0x00
).
0xFF
0x00
command
is received.
0x06
0xA7
Wait
0x00
Response
0x02
EM260
0xA7