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Schematic

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Schematic of ATTINY841 BMS
C4
Capacitance
22pF
C1
Capacitance
100nF
C5
Capacitance
22pF
C2
Capacitance
1uF
F1
VCC
U1
Manufacturer Part Number
ATTINY841-SSU
MISO
VREF
VCC
VCC
TXD0
RXD0
RESET
VCC
DUMP_LOAD_ENABLE
ENABLE
SCK
VCC
MISO
VREF
MOSI
RESET
VCC
SCK
VREF
MISO
MOSI
ENABLE
ENABLE
RXD0
VREF
SCK
MOSI
DUMP_LOAD_ENABLE
TXD0
VCC
RESET
R6
Resistance
3.3 Ω
R18
Resistance
2.2KΩ
LED4
POWER
R21
Resistance
10KΩ
LED3
R3
Resistance
6.8KΩ
R2
Resistance
1KΩ
R14
Resistance
510 Ω
R1
Resistance
500 Ω
R12
Resistance
3.3 Ω
TX
R26
Resistance
3.3 Ω
R16
Resistance
2.2KΩ
RX
R4
Resistance
2.7KΩ
R30
Resistance
3.3 Ω
R25
Resistance
3.3 Ω
EXTTEMP1
R5
Resistance
220 Ω
R8
Resistance
3.3 Ω
R29
Resistance
3.3 Ω
R22
Resistance
3.3 Ω
R24
Resistance
3.3 Ω
R20
Resistance
10KΩ
R15
Resistance
10KΩ
R17
Resistance
2.2KΩ
J2
REMOTE
D2
R19
Resistance
10KΩ
H1
D1
End of Life
R23
Resistance
10KΩ
Y1
U2
H3
Q1
H2

ATTINY841 BMS