Raspberry Pi

Sekalaisia ideoita ja ajatuksia Raspberry Pi:n käytöstä pienoisrautatien kanssa.

Märklinin ohjaus Raspberry Pi:llä

Ajatus RasPi:n ketjuttamisesta

Raspberry Pi:n versiot

	Raspberry Pi 1 Model A	Raspberry Pi 1 Model A+	Raspberry Pi 1 Model B	Raspberry Pi 1 Model B+	Raspberry Pi 2 Model B	Raspberry Pi Zero
Julkaistu:	Helmikuu 2013	Marraskuu 2014	Huhti-kesäkuu 2012	Heinäkuu 2014	Helmikuu 2015	Marraskuu 2015
Hinta:	US$25	US$20	US$35	US$25	US$35	US$5
SoC:	Broadcom BCM2835 (CPU, GPU, DSP, SDRAM, yksi USB-portti)				Broadcom BCM2836 (CPU, GPU, DSP, SDRAM, yksi USB-portti)	Broadcom BCM2835
CPU:	700 MHz single-core ARM1176JZF-S				900 MHz quad-core ARM Cortex-A7	1 GHz ARM1176JZF-S single-core
GPU:	Broadcom VideoCore IV @ 250 MHz OpenGL ES 2.0 (24 GFLOPS) MPEG-2 and VC-1 (with license), 1080p30 H.264/MPEG-4 AVC high-profile decoder and encoder
Memory (SDRAM):	256 MB (shared with GPU)		512 MB (shared with GPU) as of 15 October 2012		1 GB (shared with GPU)	512 MB
USB 2.0 ports:	1 (direct from BCM2835 chip)		2 (via the on-board 3-port USB hub; one USB port internally connected to the Ethernet port)	4 (via the on-board 5-port USB hub; one USB port internally connected to the Ethernet port)		Micro-USB (direct from BCM2835 chip)
Video input:	15-pin MIPI camera interface (CSI) connector, used with the Raspberry Pi camera or Raspberry Pi NoIR camera
Video outputs:	HDMI (rev 1.3 & 1.4), 14 HDMI resolutions from 640×350 to 1920×1200 plus various PAL and NTSC standards, composite video (PAL and NTSC) via RCA jack	HDMI (rev 1.3 & 1.4), 14 HDMI resolutions from 640×350 to 1920×1200 plus various PAL and NTSC standards, composite video (PAL and NTSC) via 3.5 mm TRRS jack shared with audio out	HDMI (rev 1.3 & 1.4), 14 HDMI resolutions from 640×350 to 1920×1200 plus various PAL and NTSC standards, composite video (PAL and NTSC) via RCA jack	HDMI (rev 1.3 & 1.4), 14 HDMI resolutions from 640×350 to 1920×1200 plus various PAL and NTSC standards, composite video (PAL and NTSC) via 3.5 mm TRRS jack shared with audio out		Mini-HDMI, 1080p60, RCA composite video via GPIO
Audio inputs:	As of revision 2 boards via I²S
Audio outputs:	Analog via 3.5 mm phone jack; digital via HDMI and, as of revision 2 boards, I²S					Mini-HDMI, stereo audio through PWM on GPIO
On-board storage:	SD / MMC / SDIO card slot (3.3 V with card power only)	MicroSD slot	SD / MMC / SDIO card slot	MicroSD slot
On-board network:	None		10/100 Mbit/s Ethernet (8P8C) USB adapter on the third/fifth port of the USB hub (SMSC lan9514-jzx)			None
Low-level peripherals:	8× GPIO plus the following, which can also be used as GPIO: UART, I²C bus, SPI bus with two chip selects, I²S audio +3.3 V, +5 V, ground	17× GPIO plus the same specific functions, and HAT ID bus	8× GPIO plus the following, which can also be used as GPIO: UART, I²C bus, SPI bus with two chip selects, I²S audio +3.3 V, +5 V, ground. An additional 4× GPIO are available on the P5 pad if the user is willing to make solder connections	17× GPIO plus the same specific functions, and HAT ID bus		40x GPIO
Power ratings:	300 mA (1.5 W)	200 mA (1 W)	700 mA (3.5 W)	600 mA (3.0 W)	800 mA (4.0 W)	~160 mA (0.8 W)
Power source:	5 V via MicroUSB or GPIO header
Size:	85.60 mm × 56.5 mm – not including protruding connectors	65 mm × 56.5 mm – (same as HAT board) and 10 mm high	85.60 mm × 56.5 mm – not including protruding connectors			65 mm × 30 mm × 5 mm
Weight:	45 g	23 g	45 g			9 g
Console:	Micro-USB cable or Adafruit serial cable with optional GPIO power connector
	Model A	Model A+	Model B	Model B+	Generation 2 Model B	Zero