Table 1. Technical specifications of the microcontroller and camera used in monitoring pig postural movements in this study

Raspberry Pi 4B board Raspberry Pi camera
CPU: Quad core Cortex-A72, 64-bit @ 1.5 GHz Image Sensor: Sony IMX 219 PQ CMOS
RAM: 8 GB LPDDR4-3200 Sensor size: 3.68 × 2.76 mm
Connection: 802.11ac wireless, Bluetooth 5.0, BLE, Gigabit Ethernet, 40-pin GPIO header Lens size: 1/4”
OpenGL ES 3.0 graphics Resolution: 8 MP
Micro-SD card slot: 32 GB; Operating system and data storage Image resolution: 3280 × 2464 pixel
Power: 5V DC; USB-C connector & GPIO Video resolution: 640 × 480 pixel
Operating temp range: 0°C to 50°C Pixel size: 1.12 × 1.12 µm
Video/Image mode: 1080p: 30fps; 720p: 60fps
Image control: Automatic
Connection: 15-pin MIPI CSI-2