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ADE7566/ADE7569
FUNCTIONAL BLOCK DIAGRAM
Preliminary Technical Data
57
43 42
38 39 40 41
39 38 7
8
45 11 43 42 41 40 39 38
37 36 5
6
7
8
9 10
12 P2.0 (FP18)
13 P2.1 (FP17)
1.20V
REF
SPI/I 2 C
SERIAL
INTERFACE
3 × 16-BIT
COUNTER
TIMERS
ADE7566/ADE7569
14 P2.2 ( FP16)
44 P2.3 (SDEN)
19 LCDVP1
I P 52
I N 53
+
PGA1
–
ADC
3V/5V LCD
CHARGE PUMP
16
18
17
LCDVP2
LCDVA
LCDVB
UART
TIMER
V P 49
V N 50
DGND 63
AGND 54
V BAT 58
+
PGA2 ADC
–
TEMP TEMP
SENSOR ADC
BATTERY
ADC
POWER SUPPLY
CONTROL AND
MONITORING
ENERGY
MEASUREMENT
DSP
PROGRAM MEMORY
16kB FLASH
USER RAM
256 BYTES
USER XRAM
256 BYTES
VDCIN
ADC
LDO LDO
POR
SINGLE
CYCLE
8052
MCU
WATCHDOG
TIMER
DOWNLOADER
DEBUGGER
UART
SERIAL
PORT
108 SEGMENTS
LCD DRIVER
PLL
RTC OSC
15 LCDVC
4 COM0
...
1 COM3
35 FP0
...
20 FP15
14 FP16
13 FP17
12 FP18
11 FP19
10 FP20
9 FP21
8 FP22
7 FP23
6 FP24
5 FP25
55
FP26
64
60
61
62
59
56
51
44
36
37
47
46
48
45
Figure 1. Functional Block Diagram
Rev. PrA | Page 4 of 136
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