MEP - 1.0 kWh Module - FAT Karting League Playbook

Detail	Value
Nominal Voltage	50.4 V
Nominal Energy	1000 Wh
Continuous Current	80 A
Peak Current	100 A
Cell Arrangement	14S 5P
Dimensions	359(L) × 159(W) × 103(H) mm
Weight	7.4 kg

Pin	Function
1	CAN High
2	CAN Low
3	CAN GND
4	Empty
5	Battery Switch +VE
6	Battery Switch -VE

Detail	Value
Bitrate	500 kbps
CAN ID Format	11-bit hex
Transmit Period	100 ms

Node ID	CAN ID Range
0	0x100 – 0x10B
1	0x180 – 0x18B
2	0x200 – 0x20B
3	0x280 – 0x28B
4	0x300 – 0x30B

0x100 — Total Voltage / Current / Remaining Capacity

Bytes	Content	Unit	Notes
0–1	Total voltage	10 mV	Unsigned (Big Endian)
2–3	Total current	10 mA	Signed (Big Endian), charge +, discharge −
4–5	Remaining capacity	10 mAh	Unsigned (Big Endian)
6–7	CRC	—	Byte 0–5: CRC-16 calibration

0x101 — Full Charge Capacity / Cycle Times / SOC

Bytes	Content	Unit	Notes
0–1	Full capacity	10 mAh	Unsigned (Big Endian)
2–3	No. of cycles	1	Unsigned (Big Endian)
4–5	Remaining SOC	%	Unsigned (Big Endian)
6–7	CRC	—	Byte 0–5: CRC-16 calibration

0x102 — Equalisation State / Protection Status

Bytes	Content	Unit	Notes
0–1	Cells 1–16 balance status	Bit	1 = open, 0 = closed
2–3	Cells 17–32 balance status	Bit	1 = open, 0 = closed
4–5	Protection sign	Bit	1 = protected, 0 = unprotected
6–7	CRC	—	Byte 0–5: CRC-16 calibration

0x103 — FET Control Status / Production Date / Software Version

Bytes	Content	Unit	Notes
0–1	FET status	Bit	Bit 0 = charging FET, Bit 1 = discharging FET. 0 = off, 1 = on
2–3	Production date	—	2 bytes. Date = lowest 5 bits, month = next 4 bits, year = 2000 + remaining bits
4–5	Software version	—	Signed (Big Endian)
6–7	CRC	—	Byte 0–5: CRC-16 calibration

0x104 — Number of Battery Strings / NTC Count

Bytes	Content	Unit	Notes
0	Number of battery strings	1	Unsigned (Big Endian)
1	Number of NTC probes	1	Unsigned (Big Endian)
2–3	CRC	—	Byte 0–1: CRC-16 calibration

0x105 — NTC 1–3 Temperatures

Bytes	Content	Unit	Notes
0–1	Temperature NTC 1	0.1 K	Unsigned (Big Endian)
2–3	Temperature NTC 2	0.1 K	Unsigned (Big Endian)
4–5	Temperature NTC 3	0.1 K	Unsigned (Big Endian)
6–7	CRC	—	Byte 0–5: CRC-16 calibration

0x106 — NTC 4–6 Temperatures

Bytes	Content	Unit	Notes
0–1	Temperature NTC 4	0.1 K	Unsigned (Big Endian)
2–3	Temperature NTC 5	0.1 K	Unsigned (Big Endian)
4–5	Temperature NTC 6	0.1 K	Unsigned (Big Endian)
6–7	CRC	—	Byte 0–5: CRC-16 calibration

0x107 — Cell Voltages 1–3

Bytes	Content	Unit	Notes
0–1	Voltage Cell 1	mV	Unsigned (Big Endian)
2–3	Voltage Cell 2	mV	Unsigned (Big Endian)
4–5	Voltage Cell 3	mV	Unsigned (Big Endian)
6–7	CRC	—	Byte 0–5: CRC-16 calibration

0x108 — Cell Voltages 4–6

Bytes	Content	Unit	Notes
0–1	Voltage Cell 4	mV	Unsigned (Big Endian)
2–3	Voltage Cell 5	mV	Unsigned (Big Endian)
4–5	Voltage Cell 6	mV	Unsigned (Big Endian)
6–7	CRC	—	Byte 0–5: CRC-16 calibration

0x109 — Cell Voltages 7–9

Bytes	Content	Unit	Notes
0–1	Voltage Cell 7	mV	Unsigned (Big Endian)
2–3	Voltage Cell 8	mV	Unsigned (Big Endian)
4–5	Voltage Cell 9	mV	Unsigned (Big Endian)
6–7	CRC	—	Byte 0–5: CRC-16 calibration

0x10A — Cell Voltages 10–12

Bytes	Content	Unit	Notes
0–1	Voltage Cell 10	mV	Unsigned (Big Endian)
2–3	Voltage Cell 11	mV	Unsigned (Big Endian)
4–5	Voltage Cell 12	mV	Unsigned (Big Endian)
6–7	CRC	—	Byte 0–5: CRC-16 calibration

0x10B — Cell Voltages 13–15

Bytes	Content	Unit	Notes
0–1	Voltage Cell 13	mV	Unsigned (Big Endian)
2–3	Voltage Cell 14	mV	Unsigned (Big Endian)
4–5	Voltage Cell 15	mV	Unsigned (Big Endian)
6–7	CRC	—	Byte 0–5: CRC-16 calibration

Version	Notes
V5	Fixes production date, FET status, and overall byte ordering from V2
Combined V5 (16/10/23)	Combined with Sevcon logging. Known issue with VCell1–3, otherwise functional

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MEP - 1.0 kWh Module

General Specification

Interface Specifications

COM Connector

Amphenol AT04-6P-PM16.dbc

Power Connectors

CAN Bus Specification

General Settings

Node ID to CAN ID Mapping

CAN Frame Definitions (Node 0)

DBC Files

​General Specification

​Interface Specifications

​COM Connector

Amphenol AT04-6P-PM16.dbc

​Power Connectors

​CAN Bus Specification

​General Settings

​Node ID to CAN ID Mapping

​CAN Frame Definitions (Node 0)

​DBC Files

General Specification

Interface Specifications

COM Connector

Power Connectors

CAN Bus Specification

General Settings

Node ID to CAN ID Mapping

CAN Frame Definitions (Node 0)

DBC Files