MSKZIO-Bus-PCA9665-I2C-Controller-V7-PUBLIC

2 months ago 41
  • Description
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Description

This a PCA9665 I2C controller board for the MSKZIO-bus.

In the schematic I use a DS1678+ RTC device, but actually I would encourage to use the DS1307 RTC device - its compatible and the clock is working, even when power is turned off

Documents

PCA9665 copy

BUS copy

MSKZIO-Bus-PCA9665-V6 copy

BOM

ID Name Designator Footprint Quantity
1 Header-Female-2.54_1x10 BREAKOUT-RIGHT,BREAKOUT-LEFT,BREAKOUT-RIGHT2 HDR-10X1/2.54 3
2 100 R3-LED5-470R,R4-LED3-100R AXIAL-0.3 2
3 4k7 R1-SDL-4K7,R2-SDA-4K7,R5-INT-4K7,R6-RESET-4K7 AXIAL-0.3 4
4 1125R-4P J3-GROVE-I2C-0,J4-GROVE-I2C-1 HW4-2.0-90D 2
5 Header-Male-2.54_1x6 P1-I2C-RAW HDR-6X1/2.54 1
6 8x10k RP1-10K SIL-9 1
7 210S-2*4P L=11.6MMGold-plated black H1-DS1678-INT,H2-PCA9665-INT 210S-2.54-2X4P 2
8 QWIIC_CONNECTORJS-1MM J1-QWIC-0,J2-QWIC-2 1X04_1MM_RA 2
9 74HCT688 U-HCT688-I2C PDIP-20 1
10 Header-Male-2.54_2x5 P6-I2C-V-VOLTAGE HDR-5X2/2.54 1
11 PCA9665 U1-PCA9665-SO20 SO-20 1
12 - H1-IO-ADDRESS 210S-2.54-2X6P 1
13 POWER LED3V,LED5V LED-3MM/2.54 2
14 100nF C3-688-100NF,C4-9665-100NF,C3-1678+ RAD-0.1 3
15 10k R-DS1678+ AXIAL-0.3 1
16 BATTERY20PTH BAT1 BATTCOM_20MM_PTH 1
17 Header-Male-2.54_2x2 P1-I2C-BUS HDR-TH_4PIN-V-ROW2-COL2-MALE-PITCH2.54 1
18 Header-Female-2.54_2x20 P4-BUS HDR-TH_40PIN-V-ROW2-COL20-FEMALE-PITCH2.54 1
19 DS1678+ U1-DS1678+ DIP8 1
20 1u C1-3.3-BUS,C2-5V-BUS RAD-0.1 2
21 32.768KHz Y1-32KHZ HC49US 1

Attachments

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