WhyCan Forum(哇酷开发者社区)

不知道发到哪个版块，先放电子综合了，丢给站长处理（逃
新闻来自这里： https://www.cnx-software.com/2019/11/13 … lopment%29

芯片手册： https://sunplus-tibbo.atlassian.net/wiki/spaces/doc/pages/374669411/SP7021+Datasheet
框图：

特性：
Key features:

CPU
Quad-core Cortex-A7 CPU @ 1.0 GHz with 512KB L2 cache
Arm A926 real-time core @ 202 MHz
8051 core for I/Os. 500uA @ 32KHz for the entire IC
System Memory – 128MB or 512MB DDR3 DRAM
Storage I/F – eMMC flash interface, SPI NOR / NAND flash interface, SD card interface
Video Input/Output
HDMI Tx 1.4
Parallel LCD
MIPI LCD camera interface
Audio – TDM, PDM, I2S input & output
Connectivity – Dual Ethernet MAC controllers with built-in Ethernet switch
USB – 2x USB 2.0 HS/OTG interfaces
Other I/Os & Peripherals
8x 8-bit 5V-tolerant IO ports, plus one high-current port.
Up to 64x GPIO’s
Up to 4x PWM
4x UART, 4x SPI, 4x I2C
4x Timers
Special interface to connect to FPGA
Flexible Peripheral Multiplexing (PinMux)
Security – Secure Boot, Crypto Engine (RSA/AES/MD5/SHA3)
Debug – SWD/JTAG and console UART
Power Management
Embedded DC-DC convert:
Single 3.3V power supply
3.3V to 0.90V for CA7
3.3V to 1.5V for DDR3
3.3V to 1.2V for peripherals
Package – 20x20mm LQFP176-EP package
Temperature range – Industrial: -40°C ~ +85°C

最近编辑记录 mango (2019-11-14 09:47:47)