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STD 80C188EB-SBC

License: LGPL

Mode: Editors' pick

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Update time： 2022-05-01 00:44:40
Creation time： 2021-12-22 19:19:32
Description

An 80C188EB SBC which contains:

1. 512kB of RAM

2. 512kB of FLASH

3. bq3285 RTC

4. 2x UARTs

5. 1x RS485 if one UART is not used

6. 8 LEDs

7. 8 DIP Switches

8. SD Card (using arduino adapter)

9. AD7892 ADC

10. 8 bit ISA interface

Design Drawing
schematic diagram
（ 1 / ）
PCB
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BOM
BOM download Purchase Parts
ID Name Designator Footprint Quantity
1 CR2032-BS-2-1 B1 BAT-TH_BS-2-1 1
2 0.1u C1,C2,C5,C6,C7,C8,C9,C14,C15,C16,C17,C18,C19,C20,C21,C22,C23,C24,C25,C26,C27,C28,C29,C30,C31,C32,C33,C34 C0805 28
3 6pF C3,C4 C0805 2
4 16pF C10,C11 C0805 2
5 1u C12,C13 CAP-D6.3×F2.5 2
6 1N4148W_C432607 D1 SOD-123_L2.8-W1.8-LS3.7-RD 1
7 ISA-bus-8bit ISA1 ISA_8-BIT_BUS 1
8 HDR-M-2.54_1x2 J1,J3,J7,J9 HDR-M-2.54_1X2 4
9 HDR-M-2.54_1x4 J2,J4,J5 HDR-M-2.54_1X4 3
10 HDR-M-2.54_1x10 J6 HDR-M-2.54_1X10 1
11 HDR-M-2.54_1x3 J8 HDR-M-2.54_1X3 1
12 HDR-M-2.54_1x5 J10 HDR-M-2.54_1X5 1
13 K4-6×6_TH KEY1 KEY-TH_4P-L6.0-W6.0-P4.50-LS6.5 1
14 LED-0805_R LED1,LED2,LED3,LED4,LED5,LED6,LED7,LED8,LED9,LED10 LED0805_RED 10
15 LED-0805_G LED11,LED12,LED13,LED14 LED0805_GREEN 4
16 DB9FL P1,P2 DB9-TH_DB9-H-F_C2888345 2
17 10k R1,R2,R3,R4,R5,R20,R21,R22,R23,R24,R25,R26,R27,R28,R29,R32,R33,R34,R35,R36,R37,R38,R39,R40,R41,R42,R43,R44,R45,R47,R48,R77,R83 R0805 33
18 470 R6 R0805 1
19 1k R7,R8,R9 R0805 3
20 0 R10,R11,R12,R13,R14,R15,R16,R17,R18,R19,R31,R46,R49,R50,R51,R52,R53,R62,R63,R64,R65,R66,R68,R69,R70,R71,R75,R76 R0805 28
21 220 R30 R0805 1
22 330 R54,R55,R56,R57,R58,R59,R60,R61,R78,R79,R80,R81,R82 R0805 13
23 10 R67 R0805 1
24 680 R72,R74 R0805 2
25 120 R73 R0805 1
26 /LOCK TP1,TP2,TP3,TP4,TP5,TP6,TP7,TP8,TP9,TP10,TP11,TP12,TP13,TP14,TP15,TP16,TP17,TP18,TP19,TP20,TP21,TP22,TP23,TP24,TP25,TP26 TESTPOINT 26
27 SD CARD ARDUINO MODULE 2X8 U1 ARDUINO-SD-CARD 1
28 BQ3285 DIP24 U2 DIP-24_L30.5-W17.5-P2.54-LS15.24-BL 1
29 80C188EB U3 PLCC84_PTH-SKT 1
30 ADM222ANZ U4 SOIC-18_L11.6-W7.5-P1.27-LS10.3-BL 1
31 AD7892ARZ-3 U5 SOIC-24_L15.4-W7.5-P1.27-LS10.3-BL 1
32 SN74HC139D U6 SOIC-16_L9.9-W3.9-P1.27-LS6.0-BL 1
33 MC74HC00ADG U7 SOIC-14_L8.7-W3.9-P1.27-LS6.0-BL 1
34 ADM485JRZ U8 SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL 1
35 74HC244D,653 U9 SOIC-20_L13.0-W7.6-P1.27-LS10.3-BL 1
36 KM684000 U10 TSOP-32_L21.0-W10.2-P1.27-LS11.8-BL 1
37 MX29F040CQC-90G U11 PLCC32_PTH-SKT 1
38 24C02C-I/SN U12 SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL 1
39 74HC138B U13,U14 SOP-16_L9.9-W3.9-P1.27-LS6.0-BL 2
40 MC7805ABD2TG U15 D2PAK_L10.0-W9.0-P2.54-LS15.0-TL 1
41 U74HC373G-S20-R U16,U17 SOIC-20_L13.0-W7.6-P1.27-LS10.3-BL 2
42 SN74HC374DWE4 U18 SOIC-20_L13.0-W7.6-P1.27-LS10.3-BL 1
43 SW U34 SW-SMD_16P-L21.3-W6.2-P1.27-LS9.9-BL 1
44 32.786kHz X1 OSC-TH_BD2.0-P0.70-D0.3 1
45 32MHz X2 OSC-TH_L10.0-W4.5-P5.00 1

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