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yamaha accu dongle v3.5

1 year ago 314
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

attiny13a is being used in this dongle its intended for haibike / winora with yamaha motors (the 3 pin over-tube batteries)

topic (german): https://www.pedelecforum.de/forum/index.php?threads/yamaha-reverse-engineering.39480/page-12

latest firmware can be found here https://pastebin.com/WpwaWqWu (must be calibrated using a logic analyzer for each new board! timings are noted in the code)

Documents

Sheet_1 copy

Sheet_2 copy

pcb1 copy

BOM

ID Name Designator Footprint Quantity BOM_Manufacturer
1 1MHz X1 OSC-SMD_4P-L3.2-W2.5-BL_SIT8008BI 1 Shenzhen SCTF Elec
2 200 R1 R0805 1 UniOhm
3 470 R5 R0805 1 UniOhm
4 Header-Male-2.54_1x3 H1 HDR-TH_3P-P2.54-V 1 BOOMELE
5 ATTINY13A-SSUR U2 SOIC-8_L5.0-W4.0-P1.27-LS6.0-BL 1 MICROCHIP
6 1mH L1 IND-SMD_L5.8-W5.2 1 Cybermax
7 EG1182_C81687 U1 SOP-8_L4.9-W3.9-P1.27-LS6.0-BL-EP 1 EG
8 47uF C6 CAP-SMD_BD6.3-L6.6-W6.6-FD 1 Lelon
9 100K R2 R1206 1 UniOhm
10 470pF C3 C0603 1 FH
11 39K R3 R0805 1 UniOhm
12 SS34_C84635 D1,D2 DO-214AC_L4.3-W2.7-LS5.3-RD 2 DYELEC
13 390K R4 R0603 1 UniOhm
14 4.7uF C2 C1206 1 FH
15 PC817X2NIP1B U3 OPTO-SMD-4_L4.6-W6.5-P2.54-LS10.3-TL 1 SHARP
16 10K R6 R0805 1 UniOhm
17 100nF C1,C4 C1206 2 SAMSUNG

Attachments

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Members

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