ST7265x

` Memories
Up to 32K of ROM or High Density Flash (HDFlash) program memory with read/write protection
For HDFlash devices, In-Application Programming (IAP) via USB and In-Circuit programming (ICP)
Up to 5 Kbytes of RAM with up to 256 bytes stack
` Clock, Reset and Supply Management
PLL for generating 48 MHz USB clock using a 12 MHz crystal
Low Voltage Reset (except on E suffix devices)
Dual supply management: analog voltage detector on the USB power line to enable smart power switching from USB power to battery (on E suffix devices).
Programmable Internal Voltage Regulator for Memory cards (2.8V to 3.5V) supplying:Flash Card I/O lines (voltage shifting) Up to 50 mA for Flash card supply
Clock-out capability
` 47 programmable I/O lines
15 high sink I/Os (8mA @0.6V / 20mA@1.3V)
5 true open drain outputs
24 lines programmable as interrupt inputs
` USB (Universal Serial Bus) Interface
with DMA for full speed bulk applications compliant with USB 12 Mbs specification (version 2.0 compliant)
On-Chip 3.3V USB voltage regulator and transceivers with software power-down
5 USB endpoints:
1 control endpoint
2 IN endpoints supporting interrupt and bulk
2 OUT endpoints supporting interrupt and bulk
Hardware conversion between USB bulk packets and 512-byte blocks
` Mass Storage Interface
DTC (Data Transfer Coprocessor): Universal Serial/Parallel communications interface, with software plug-ins for current and future protocol standards:
Compact Flash - Multimedia Card -
Secure Digital Card - SmartMediaCard -
Sony Memory Stick - NAND Flash -
ATA Peripherals
` 2 Timers
Configurable Watchdog for system reliability
16-bit Timer with 2 output compare functions.
` 2 Communication Interfaces
SPI synchronous serial interface
I2C Single Master Interface up to 400 KHz
` D/A and A/D Peripherals
PWM/BRM Generator (with 2 10-bit PWM/ BRM outputs)
8-bit A/D Converter (ADC) with 8 channels
` Instruction Set
8-bit data manipulation
63 basic instructions
17 main addressing modes
8 x 8 unsigned multiply instruction
True bit manipulation
` Development Tools
Full hardware/software development package