Technical Specifications
This guide contains everything you need to know about the AutoPi TMU CM4 device's technical specifications. You can also read more on how to Get started with AutoPi TMU CM4.
Download the official datasheet here:
TMU CM4 Datasheet
| Name | Description |
|---|---|
| Processor (NEW) | Broadcom BCM2711 Quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz |
| Memory | 1GB LPDDR4 SDRAM Upgrade: 2GB, 4GB or 8GB LPDDR4 SDRAM (depending on model) |
| Storage (NEW) | 8GB on board eMMC Upgrade: 16GB and 32GB (depending on model) |
| Size, Weight and Casing | Casing: Improved expansion options with exchangeable back shield for external antennas, additional USB ports, ethernet port. |
| Modem | Integrated 4G/LTE Cat 4 connection (3G/EDGE fallback) 150Mbit DL / 50Mbit UL Worldwide support in a single device 4G LTE Bands (Global): B1 / B2 / B3 / B4 / B5 / B7 / B8 / B12 / B13 / B18 / B19 / B20 / B25 / B26 / B28 / B38 / B39 / B40 / B41 3G Fallback (WCDMA): B1 / B2 / B4 / B5 / B6 / B8 / B19 EDGE Fallback: B2 / B3 / B5 / B8 / Quad-band |
| Certifications | EN 301 489-1 v2.2.0, EN55025:2008, EN 50498 and Directive 2004/104/EC, ISO 7637-2:2011, EN 301 489-3 V2.1.1, FCC 47 CFR Part 15, Class A:10–1–17 Edition |
| Security Element (NEW) | Hardware Based Secure Key Management Public Key Algorithms: RSA and ECC asymmetric, AES and DES symmetric cryptography algorithms. HMAC, CMAC, SHA-1, SHA-224/256/384/512 operations Crypto Curves: ECC NIST, Brainpool, Twisted Edwards Ed2551, Montgomery Curve25519, Koblitz, Barreto-Naehrig Curve, Montgomery Curve448 Secure Storage of Keys, Certificates and Data Unique Serial Number Intrusion Detection |
| GPS | Integrated GPS + A-GPS. Supports: GPS/GLONASS/BeiDou/Galileo/QZSS |
| Power | Line Voltage: 12.5V AC (Car battery power). Up to 35V (Trucks). Support for trucks with up to 35V Built-in Power Management system to prevent the vehicle’s battery from being drained |
| Expansion (NEW) | 2 X USB: USB 2.0 Ethernet: Built in Ethernet GPIO: UART/I2C/SPI |
| Wireless | Built on Cypress CYW43455 Chipset WiFi: 2.4GHz and 5GHz IEEE 802.11.b/g/n/ac wireless LAN Bluetooth: Bluetooth 5.0 + Bluetooth Low Energy (BLE |
| Accelerometer | Built in 3-axis accelerometer |
| Gyroscope | Built in 3-axis gyroscope |
| Automotive Interface | 2 X CAN: CAN interface with up to 1Mbps Data rate with integrated CAN data filter DoIP: Upgradeable to allow support for DoIP |
| Input slots | SIM Card: Nano SIM – Not Included |
| Audio | Built-in speakers |
| Video Out | HDMI @ 1080P60 Video Output |
| Absolute Maximum Operating Environment | Operating Temperature: -20° TO 70° C (-4° TO 158° F) Relative Humidity: 0% TO 75% Noncondensing |
| Operating System | Raspbian OS with preconfigured AutoPi Core |
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