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ADE7566 Scheda tecnica(PDF) 17 Page - Analog Devices

Il numero della parte ADE7566
Spiegazioni elettronici  Single-Phase Energy Measurement IC with 8052 MCU, RTC, and LCD Driver
PDF  136 Pages
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Produttore elettronici  AD [Analog Devices]
Homepage  http://www.analog.com
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ADE7566 Scheda tecnica(HTML) 17 Page - Analog Devices

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Preliminary Technical Data
ADE7566/ADE7569
Rev. PrA | Page 17 of 136
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
47
XTAL1
46
XTAL2
45
BCTRL/INT1/P0.0
42
P0.3/CF2
43
P0.2/CF1/RTCCAL
44
SDEN/P2.3
48
INT0
41
P0.4/MOSI/SDATA
40
P0.5/MISO
39
P0.6/SCLK/T0
37
P1.0/RxD
36
P1.1/TxD
35
FP0
34
FP1
33
FP2
38
P0.7/SS/T1
2
COM2/FP28
3
COM1
4
COM0
7
P1.4/T2/FP23
6
P1.3/T2EX/FP24
5
P1.2/FP25
1
COM3/FP27
8
P1.5/FP22
9
P1.6/FP21
10
P1.7/FP20
12
P2.0/FP18
13
P2.1/FP17
14
P2.2/FP16
15
LCDVC
16
LCDVP2
11
P0.1/FP19
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
PIN 1
ADE7566/ADE7569
TOP VIEW
(Not to Scale)
Figure 9. Pin Configuration
Table 11. Pin Function Descriptions
Pin No.
Mnemonic
Description
1
COM3/FP27
Common Output. COM3 is used for LCD backplane. / LCD Segment Output 27.
2
COM2/FP28
Common Output. COM2 is used for LCD backplane. / LCD Segment Output 28.
3
COM1
Common Output. COM1 is used for LCD backplanes.
4
COM0
Common Output. COM0 is used for LCD backplanes.
5
P1.2/FP25
General-Purpose Digital I/O Port 1.2. / LCD Segment Output 25.
6
P1.3/T2EX/FP24
General-Purpose Digital I/O Port 1.3. / Timer 2 Control Input. / LCD Segment Output 24.
7
P1.4/T2/FP23
General-Purpose Digital I/O Port 1.4. / Timer 2 Input. / LCD Segment Output 23.
8
P1.5/FP22
General-Purpose Digital I/O Port 1.5. / LCD Segment Output 22.
9
P1.6/FP21
General-Purpose Digital I/O Port 1.6. / LCD Segment Output 21.
10
P1.7/FP20
General-Purpose Digital I/O Port 1.7. / LCD Segment Output 20.
11
P0.1/FP19
General-Purpose Digital I/O Port 0.1. / LCD Segment Output 19.
12
P2.0/FP18
General-Purpose Digital I/O Port 2.0. / LCD Segment Output 18.
13
P2.1/FP17
General-Purpose Digital I/O Port 2.1. / LCD Segment Output 17.
14
P2.2/FP16
General-Purpose Digital I/O Port 2.2. / LCD Segment Output 16.
15
LCDVC
Output Port for LCD Levels. This pin should be decoupled with a 470 nF capacitor.
16
LCDVP2
Analog Output. A 100 nF capacitor should be connected between this pin and LCDVP1 for the internal LCD
charge pump device.
17, 18
LCDVB, LCDVA
Output Port for LCD Levels. These pins should be decoupled with a 470 nF capacitor.
19
LCDVP1
Analog Output. A 100 nF capacitor should be connected between this pin and LCDVP2 for the internal LCD
charge pump device.
35 to 20
FP0 to F15
LCD Segment Output 0 to LCD Segment Output 15.
36
P1.1/TxD
General-Purpose Digital I/O Port 1.1. / Transmitter Data Output 1 (Asynchronous).
37
P1.0/RxD
General-Purpose Digital I/O Port 1.0. / Receiver Data Input 1 (Asynchronous).
38
P0.7/SS/T1
General-Purpose Digital I/O Port 0.7. / Slave Select when SPI is in Slave Mode. / Timer 1 Input.
39
P0.6/SCLK/T0
General-Purpose Digital I/O Port 0.6. / Clock Output for I2C or SPI Port. / Timer 0 Input.
40
P0.5/MISO
General-Purpose Digital I/O Port 0.5. / Data in for SPI Port.
41
P0.4/MOSI/SDATA
General-Purpose Digital I/O Port 0.4. / Data Line I2C-Compatible. / Data Out for SPI Port.
42
P0.3/CF2
General-Purpose Digital I/O Port 0.3. / Calibration Frequency Logic Output. The CF2 logic output gives
instantaneous active, reactive, or apparent power information.



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