MCP3909RD-3PH1 Microchip Technology, MCP3909RD-3PH1 Datasheet - Page 54

• Manufacturer Part Number: MCP3909RD-3PH1
• Description: REF DESIGN MCP3909 3PH ENGY MTR
• Manufacturer: Microchip Technology

Specifications of MCP3909RD-3PH1

• Main Purpose: Power Management, Energy/Power Meter
• Embedded: No
• Utilized Ic / Part: MCP3909, PIC18F2520, PIC18F4550
• Primary Attributes: 3-Ph, 220 VAC, In Case, LCD, USB, GUI
• Secondary Attributes: Opto-Isolated Interface for Safety
• Operating Voltage: 220 V
• Operating Current: 5 A
• Description/function: Energy Meter
• For Use With/related Products: MCP3909
• Lead Free Status / RoHS Status: Not applicable / Not applicable

MCP3909 / dsPIC33F 3-Phase Energy Meter Reference Design
6.4
REGISTER 6-1:
6.5
DS51723A-page 54
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7
bit 6
bit 5:4
bit 3:2
bit 1:0
CPO
R-0
STATUS REGISTER
HARMONIC CONTENT COMMAND
CPO: Current Phase Order
1 = Problem Detected
0 = Normal
VPO: Voltage Phase Order
1 = Problem Detected
0 = Normal
PHC_S: Phase C Status
11 = High Votage
10 = No Input
01 = Low Voltage
00 = Normal
PHB_S: Phase C Status
11 = High Votage
10 = No Input
01 = Low Voltage
00 = Normal
PHA_S: Phase C Status
11 = High Votage
10 = No Input
01 = Low Voltage
00 = Normal
VPO
R-0
This register contains the gain register.
STATUS REGISTER
TABLE 6-8:
TABLE 6-9:
0xFF, 0x00
0xFF, 0x00
START
START
W = Writable bit
‘1’ = Bit is set
PHC_S1
R-0
Command
Command
PC TO METER (7 BYTES)
METER RESPONSE (134 BYTES)
0x43
0x44
PHC_S0
R-0
Length
Length
Data
0x00
Data
0x80
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
PHB_S1
R-0
Data Field
Data Field
128 bytes
0x00
PHB_S0
R-0
Check Sum
Check Sum
© 2009 Microchip Technology Inc.
x = Bit is unknown
XX
XX
PHA_S1
R-0
STOP
STOP
PHA_S0
0xE0
0xE0
R-0
bit 0