Raspberry Pi 4 Model B Product Information Portal All In One

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Raspberry Pi 4 Model B Product Information Portal All In One

PCN

Product Information Portal / 产品信息门户

Raspberry Pi 4 Model B 硬件版本迭代变化图解

https://pip.raspberrypi.com/categories/560-pcn

https://pip.raspberrypi.com/categories/560-pcn/documents/RP-001246-PC/PCN-Raspberry-Pi-4B-Rev-5.pdf

https://pip.raspberrypi.com/categories/560-pcn/documents/RP-001247-PC/PCN-Raspberry-Pi-4B-Rev-6.pdf

https://pip.raspberrypi.com/categories/560-pcn/documents/RP-001248-PC/PCN-Raspberry-Pi-4B-Rev-9.pdf

Linux shell command strings

# 打印 [文件] (默认为标准输入) 中可打印的字符串 ✅
$ strings /boot/start.elf | grep VC_BUILD

$ cat /proc/cpuinfo

demos

$ strings /boot/start.elf | grep VC_BUILD
VC_BUILD_ID_USER: dom
VC_BUILD_ID_TIME: 10:48:31
VC_BUILD_ID_VARIANT: start
VC_BUILD_ID_TIME: Jan  5 2023
VC_BUILD_ID_BRANCH: bcm2711_2
VC_BUILD_ID_HOSTNAME: buildbot
VC_BUILD_ID_PLATFORM: raspberrypi_linux
VC_BUILD_ID_VERSION: 8ba17717fbcedd4c3b6d4bce7e50c7af4155cba9 (clean)

$ cat /proc/cpuinfo
processor	: 0
BogoMIPS	: 108.00
Features	: fp asimd evtstrm crc32 cpuid
CPU implementer	: 0x41
CPU architecture: 8
CPU variant	: 0x0
CPU part	: 0xd08
CPU revision	: 3

processor	: 1
BogoMIPS	: 108.00
Features	: fp asimd evtstrm crc32 cpuid
CPU implementer	: 0x41
CPU architecture: 8
CPU variant	: 0x0
CPU part	: 0xd08
CPU revision	: 3

processor	: 2
BogoMIPS	: 108.00
Features	: fp asimd evtstrm crc32 cpuid
CPU implementer	: 0x41
CPU architecture: 8
CPU variant	: 0x0
CPU part	: 0xd08
CPU revision	: 3

processor	: 3
BogoMIPS	: 108.00
Features	: fp asimd evtstrm crc32 cpuid
CPU implementer	: 0x41
CPU architecture: 8
CPU variant	: 0x0
CPU part	: 0xd08
CPU revision	: 3

Hardware	: BCM2835
Revision	: d03115
Serial		: 1000000052e87fab
Model		: Raspberry Pi 4 Model B Rev 1.5

Raspberry Pi 4B

1.5GHz => 1.8GHz CPU 超频 🚀

# config.txt
arm_freq=1800

https://www.raspberrypi.com/news/8gb-raspberry-pi-4-on-sale-now-at-75/

https://www.raspberrypi.com/news/bullseye-bonus-1-8ghz-raspberry-pi-4/

https://www.cnblogs.com/xgqfrms/p/17436129.html

refs

Linux shell command strings All In One

https://www.cnblogs.com/xgqfrms/p/17428969.html

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