EM250-RTR Ember, EM250-RTR Datasheet - Page 67

• Manufacturer Part Number: EM250-RTR
• Description: IC ZIGBEE SYSTEM-ON-CHIP 48-QFN
• Manufacturer: Ember
• Series: EM250r

Specifications of EM250-RTR

• Frequency: 2.4GHz
• Modulation Or Protocol: 802.15.4 Zigbee
• Applications: Home/Building Automation, Industrial Control and Monitoring
• Power - Output: 3dBm
• Sensitivity: -97dBm
• Voltage - Supply: 2 V ~ 3.6 V
• Current - Receiving: 35.5mA
• Current - Transmitting: 33mA
• Data Interface: PCB, Surface Mount
• Memory Size: 128kB Flash, 5kB SRAM
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-QFN
• For Use With: 636-1009 - PROGRAMMER USB FLASH EM250/260
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Rate - Maximum: -
• Other names: 636-1000-2

3
3
3
3
3
3
3
3
1
0
0
0
0
1
-
-
1
-
-
SC2_I2CCTRL1
0
1
0
0
0
1
1
-
-
-
-
0
0
1
0
0
-
1
1
-
-
-
Characters received and transmitted are passed through receive and transmit FIFOs. The SC2 I
transmit and receive FIFOs are 1 byte deep. These FIFOs are accessed under software control.
0
0
0
1
0
-
-
1
1
-
-
SC2-2 mode
SC2-2 mode
SC2-2 mode
SC2-2 mode
SC2-2 mode
SC2-2 mode
SC2-4M mode
SC2-4A mode
Table 27. I
Frame Segments
No pending frame segment
Illegal
Illegal
Illegal
I
SDA
2
SCL
SDA
SDA
SDA
SDA
SCL
SCL
SCL
SCL
C stop segment
SDA
SCL
outSLAVE
outSLAVE
SDA
SCL
outSLAVE
SDA
outSLAVE
outSLAVE
SDA
outSLAVE
outSLAVE
SDA
outSLAVE
outSLAVE
SDA
outSLAVE
SCL
SCL
SCL
SCL
outSLAVE
SDA
outSLAVE
SCL
out
out
out
out
out
out
out
out
out
out
I
2
C start segment
out
out
2
C Master Segment Formats
- after frame with NACK or stop
RX[7]
RX[7]
TX[7]
TX[7]
RX[6]
RX[6]
TX[6]
TX[6]
I
2
I
C transmit segment – after transmit with ACK
2
C receive segment - after receive with ACK
I
2
I
C receive segment – transmit with ACK
2
TX[5]
TX[5]
RX[5]
RX[5]
C transmit segment
I
2
C re-start segment
SDA
SCL
TX[4]
TX[4]
RX[4]
RX[4]
outSLAVE
outSLAVE
SDA
SCL
out
out
TX[3]
TX[3]
RX[3]
RX[3]
- after (re-)start frame
- after transmit or frame with NACK
TX[2]
TX[2]
RX[2]
RX[2]
120-0082-000I
TX[1]
TX[1]
RX[1]
RX[1]
2
C master
EM250
TX[0]
TX[0]
RX[0]
RX[0]
(N)ACK
(N)ACK
(N)ACK
(N)ACK
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