Description
SC126 v1.0 (www.scc.me.uk)
Z180 SBC / motherboard for RomWBW.
Supports SD cards for storage and many modules designed for RC2014.
Documentation at www.scc.me.uk
Documents
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SC126 v1.0 Memory
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SC126 v1.0 CPU and Serial
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SC126 v1.0 RTC, SD, I2C
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SC126 v1.0 Z180 Motherboard for RC2014
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SC126 v1.0 Power and Bus
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BOM
ID
Name
Designator
Footprint
Quantity
1
100nF C1,C2,C3,C4,C5,C12,C6,C7,C8,C11,C10,C9,C13,C14
CAP-RAD-2.54MM 14
2
Flash 512k U1,U2
PDIP-32-0.6 2
3
RAM 512k U3
PDIP-32-0.6 1
4
10k R22,R20,R21
AXIAL-0.3 3
5
FLASH #1 select P9
HDR-1X02-A-M-2.54MM 1
6
Write Enable #1 JP1
HDR-1X03-S-M-2.54MM 1
7
Write Enable #2 JP2
HDR-1X03-S-M-2.54MM 1
8
Flash Select JP3
HDR-1X03-S-M-2.54MM 1
9
74AHCT139 U4
PDIP-16 1
10
Z180 CPU U5
PLCC68 1
11
100k R7,R9,R8
RES-0.3 3
12
2k2 R1,R2,R3,R4,R5,R6
RES-0.3 6
13
Oscillator X1
OSC-08 1
14
8x10k RP1
SIL-9 1
15
HDR_1x02_A_M_pretty P4,P7
HDR-1X02-A-M-2.54MM 2
16
HDR_1x06_S_M P15,P16,P12,P13,P11,P1,P2,P3
HDR-1X06-S-M-2.54MM 8
17
Jumper_1x3 JP4
HDR-1X03-S-M-2.54MM 1
18
Serial Port A P5
HDR-1X06-S-M-2.54MM 1
19
Serial Port B P6
HDR-1X06-S-M-2.54MM 1
20
74HCT273 U6,U7
PDIP-20 2
21
74HCT138 U9,U10
PDIP-16 2
22
LED-3MM LED7,LED6,LED5,LED4,LED3,LED2,LED8,LED9
LED-3MM/2.54 8
23
470R R17,R16,R15,R14,R13,R12,R18,R19,R11
AXIAL-0.3 9
24
DS1302 U8
PDIP-08 1
25
Xtal 32.768KHz X2
XTAL 32.768KHZ 1
26
BATT-CR2032 B1
BATT-CR2032 1
27
74HCT125 U11
PDIP-14 1
28
BP80 Section Socket S1
BP80-SOCKET 1
29
POWER J1
DC_BARREL_JACK_PTH_SLOT_HOLE 1
30
POWER LED1
LED-3MM/2.54 1
31
POWER J2
SCREW-TERMINAL-X2 1
32
4k7 R10
AXIAL-0.3 1
33
RESET SW2
TACTILE-PTH-SW 1
34
RESET P8
HDR-1X02-A-M-2.54MM 1
35
100uF C15
CAP-ELEC-RAD-2.54MM 1
36
RC80 Card Socket S2,S3
RC2014-HDR-2X40-S-F-R-2.54MM 2
37
POWER P10
HDR-1X02-A-M-2.54MM 1
38
1nF C16
CAP-RAD-2.54MM 1
39
DS1233-5+ U12
TO92 WIDE 1
40
ON/OFF SW1
SPDT_TOGGLE_SWITCH 1
41
I2C JP5
HDR-2X02-S-M-2.54MM 1
Download BOM
Order at LCSC
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