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STMicroelectronics Electronic Components Datasheet

SPEAR320S Datasheet

Embedded MPU

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SPEAr320S
Embedded MPU with ARM926 core
for industrial and consumer applications
Datasheet production data
Features
ARM926EJ-S CPU core, up to 333 MHz
Multilayer bus matrix, up to 166 MHz
Internal memories: 32 KB ROM, 8 KB SRAM
Memory interfaces:
– DDR controller (DDR2-666, LPDDR-333),
8-/16-bit
– Serial NOR Flash controller
– Parallel NAND Flash controller, 8-/16-bit
data bus
– Parallel NOR Flash/FPGA interface,
8-/16-bit data bus
Connectivity:
– 2 x USB 2.0 Host ports (integrated PHY)
– 1 x USB 2.0 Device port (integrated PHY)
– 2 x Fast Ethernet ports (external MII/RMII
PHY)
– 1 x MMC-SD card/SDIO controller
– 2 x CAN 2.0 ports
– 7 x UART ports
– 3 x I2C ports: master/slave
– 3 x synchronous serial ports,
SPI/Microwire/TI protocols, master/slave
– 1 x RS485 interface
– 1 x fast IrDA interface
– 1 x legacy parallel port (IEEE 1284), slave
mode
– 10-bit ADC, 8 channels, 1 Msps
– Up to 102 GPIOs with interrupt capability
HMI support:
– LCD display controller, up to XGA
(1024 x 768, 24 bpp)
– Resistive touchscreen interface
– JPEG codec accelerator
– 1 x I2S digital audio port
Security
– Cryptographic co-processor
LFBGA289 (15 x 15 x 1.7 mm)
Miscellaneous functions:
– System controller, vectored interrupt
controller, watchdog, real-time clock
– Dynamic power-saving features
– 8-channel DMA controller
– 6 x 16-bit general purpose timers with
prescaler and 4 capture inputs
– 4 x PWM generators
– Debug and trace interfaces: JTAG/ETM
Applications
The SPEAr320S embedded MPU is configurable
for a range of industrial and consumer
applications such as:
Human machine interface (HMI) terminals
Factory automation / PLCs
Medical equipment
Smart energy meters and gateways
VoIP phones
Small printers
The device is hardware-compliant to the support
of both real-time (RTOS) and high-level (HLOS)
operating systems, such as Linux and Windows
Embedded Compact 7.
Table 1. Device summary
Order code
Temp
range, °C
Package Packing
LFBGA289
SPEAR320S-2 -40 to 85 (15x15 mm,
pitch 0.8 mm)
Tray
September 2012
This is information on a product in full production.
Doc ID 022508 Rev 2
1/113
www.st.com
1


STMicroelectronics Electronic Components Datasheet

SPEAR320S Datasheet

Embedded MPU

No Preview Available !

Contents
Contents
SPEAr320S
1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2 Device functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.1 CPU subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.2 Internal memories (BootROM/SRAM) . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.3 Multiport DDR controller (MPMC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.4 Serial NOR Flash controller (SMI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.5 Parallel NAND Flash controller (FSMC) . . . . . . . . . . . . . . . . . . . . . . . . . . 14
2.6 External memory interface (EMI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
2.7 USB 2.0 Host ports (UHC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
2.8 USB 2.0 Device port (UDC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
2.9 Fast Ethernet ports (MII/RMII) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
2.9.1 MII0 Ethernet controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
2.9.2 RMII0 and MII1/RMII1 Ethernet controllers . . . . . . . . . . . . . . . . . . . . . . 17
2.10 MMC-SD card/SDIO controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
2.11 CAN 2.0 ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
2.12 Asynchronous serial ports (UART) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
2.13 I2C bus ports (I2C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
2.14 Synchronous serial ports (SSP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
2.15 RS485 port (RS485) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2.16 Fast infrared port (IrDA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2.17 Legacy IEEE 1284 parallel port (SPP) . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2.18 A/D converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
2.19 General purpose I/Os (GPIO/XGPIO) . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
2.20 LCD display controller (CLCD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
2.21 Touchscreen interface (TOUCHSCREEN) . . . . . . . . . . . . . . . . . . . . . . . . 23
2.22 JPEG codec accelerator (JPGC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2.23 Digital audio port (I2S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2.24 Cryptographic co-processor (C3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2.25 System controller (SYSCTR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2.25.1 Reset and clock generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
2/113
Doc ID 022508 Rev 2


Part Number SPEAR320S
Description Embedded MPU
Maker STMicroelectronics
Total Page 30 Pages
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