MYC-YA157C CPU Module

The MYC-YA157C is a compact system-on-module based on an STMicroelectronics STM32MP157 SoC, plus up to 1GB DDR3 and 64GB eMMC. I/O available via its 164-pin baseboard interface includes GbE, serial, USB host and OTG, display and camera signals, and up to 97 GPIOs.


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Overview... System-on-Chip...
  • STMicroelectronics STM32MP157
  • Primary processor type -- ARM Cortex-A7
  • Primary processor word-width -- 32-bit
  • Primary processor cores -- 2
  • Primary processor clock rate (GHz) -- 0.65
Additional processors (if any)...
  • GPU (graphics) -- 3D
  • MCU (microcontroller) -- ARM Cortex-M4 (209MHz)
  • FPGA (gates) --
  • Other (DSP, FPU, NPU, TPU, AI...) --
System RAM...
  • Maximum capacity (GB) -- 1
  • Type -- DDR3 (up to 1GB)
  • ECC support -- No
  • Factory installed? -- Yes
On-board solid-state storage...
  • Maximum capacity (GB) -- 4.0
  • Type -- eMMC (up to 64GB) or NAND (up to 1GB)
  • Factory installed? -- Yes
Removable solid-state storage...
  • Interface type -- Other format, via pin header, etc.
  • m.2 interfaces -- 0
  • m.2 NVMe support --
SATA support...
  • SATA ports -- 0
USB ports...
  • USB hosts -- 1
  • USB host types -- 2
  • USB OTG ports -- 1
Ethernet...
  • Ethernet interfaces -- 1
  • Maximum LAN speed (Mbps) -- 1000
  • Wake-on-LAN support? --
Wireless...
  • WiFi --
  • Bluetooth --
  • Broadband --
  • LoRa --
HDMI...
  • Number of HDMI ports -- 0
  • HDMI version --
  • Max. HDMI resolution --
  • FPS at max. resolution --
  • HDMI audio support? -- No
Other display interfaces...
  • Composite video (CVBS) ports -- 0
  • Other display interfaces (DSI, LVDS, VGA...) -- MIPI-DSI; RGB (up to 1366x768 @ 60fps)
Camera interfaces...
  • Number of camera ports -- 1
  • Camera interface types -- DCMI
Audio I/O...
  • Analog output ports -- 1
  • Audio connector type -- n/a
  • Audio via HDMI? -- No
  • SPDIF interfaces -- 0
  • Line inputs -- 0
  • Mic inputs -- 0
  • On-board microphones -- 0
Other I/O...
  • GPIO -- 97
  • ADC -- 1
  • PWM -- 0
  • SPI -- 6
  • I2C -- 6
  • UARTs -- 8
  • RS232 (or 485 or 422) -- 0
  • IR receiver -- No
Expansion connector compatibility?
  • Arduino compatible -- No
  • Raspberry Pi compatible -- No
Miscellaneous functions...
  • Real time clock (RTC) support --
  • PMIC/PMU (power management controllers) -- STPMIC1
  • Lithium battery support --
Operating system support...
  • Linux -- Linux 4.19.9, Yocto 2.6, Ubuntu 18.04, U-boot-2018.11
  • Android --
  • Windows --
  • Other OSes --
Other features not listed elsewhere:

* Other interfaces include 2x SDIO, 2x CAN, 1x SAI (serial audio interface)
* All I/O signals are accessed via a 164-pin 1-mm pitch "stamp-hole" interface
* Optional -40 to 85 deg C industrial operating temperature range
* Optional $65 MYD-YA157C carrier board

Physical specs...
  • Width (mm) -- 45
  • Height (mm) -- 43
  • Depth (mm) -- 0
  • Weight (gm) --
  • Input voltage, min. (V) -- 5
  • Input voltage, max. (V) -- 5
  • Input current, min. (A) -- 0.5
  • Input current, max. (A) -- 0.5
  • Operating temp., min. (°C) -- 0
  • Operating temp., max. (°C) -- 70
  • Certifications -- (none listed)
Further information...
[board ID = 403]

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