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| 型號： | ST2202 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 8 BIT Integrated Microcontroller with 256K Bytes ROM |
| 中文描述： | 8位微控制器集成256K字節(jié)ROM的 |
| 文件頁數(shù)： | 1/65頁 |
| 文件大小： | 1946K |
| 代理商： | ST2202 |
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ST
Sitronix
ST2202
PRELIMINARY
Notice: This is not a final specification. Some parameters are subject to change.
8 BIT Integrated Microcontroller with 256K Bytes ROM
Ver 2.0a
1
/
65
2003-May-05
1
1
.
.
F
F
E
E
A
A
T
T
U
U
R
R
E
E
S
S
Totally static 8-bit CPU
ROM: 256K x 8-bit
RAM: 4K x 8-bit
Stack: Up to 128-level deep
Operation voltage: 2.4V ~ 5.5V
Operation frequency:
– 3.0Mhz@2.4V(Min.)
– 4.0Mhz@2.7V(Min.)
Low Voltage Detector (LVD)
Memory interface to ROM, RAM, Flash
Memory configuration
– Three kinds of bank for program, data and interrupts
– 12-bit bank register supports up to 44M bytes
– 6 programmable chip-selects with 4 modes
– Maximum single device of 16M bytes at
CS5
General-Purpose I/O (GPIO) ports
– 48 multiplexed CMOS bidirectional bit programmable
I/Os
– Hardware de-bounce option for Port-A
– Bit programmable pull-up for input pins
– Bit programmable pull-up/down and open-drain/CMOS
for Port-C
Programmable Watchdog Timer (WDT)
Timer/Counter
– Two 8-bit timer, one can be a 16-bit event counter
– One 8-bit Base timer with 5 coexistent interrupt time
settings
Three clocking outputs
– Clock sources including Timer0/1, baud rate generator
11 prioritized interrupts with dedicated exception
vectors
– External interrupt (edge triggered)
– TIMER0 interrupt
– TIMER1 interrupt
– BASE timer interrupt
– PORTA interrupt (transition triggered)
– DAC reload interrupt
– LCD frame interrupt
– SPI interrupts (x2)
– UART interrupts (x2)
Dual clock sources with warm-up timer
– Low frequency crystal oscillator (OSCX)
····················································32768 Hz
– RC oscillator (OSC)·······························500K ~ 4M Hz
– High frequency crystal/resonator oscillator
(Bonding option)······455K~4M Hz
Direct Memory Access (DMA)
– Block-to-Block transfer
– Block to Single port
LCD Controller (LCDC)
– Software programmable screen size up to 240X120
(including 160x160, 160x80, etc.)
– Support 1-, 4-bit LCD data bus
– Share system memory with display memory
– Unique internal bus for memory sharing with no loss of
the CPU time
– Diverse functions including virtual screen , panning ,
scrolling , contrast control and alternating signal
generator
– Support software 16 gray levels
Universal Asynchronous Receiver/Transmitter (UART)
– Full-duplex operation
– Baud rate generator with one digital PLL
– Standard baud rates of 600 bps to 115.2 kbps
– Direct glueless support of IrDA physical layer protocol
– Two sets of I/Os (TX,RX) for two independent devices
Serial Peripheral Interface (SPI)
– Master and slave modes
– 5 serial signals including enable and data-ready
– One stage buffer for transmitter and receiver for
continuous data exchange
– Programmable data length from 7-bit to 16-bit
Programmable Sound Generator (PSG)
– Two channels with three playing modes
– Tone/noise generator
– 16-level volume control
– 8-bit PWM DAC for speech/voice
– Two dedicated outputs for directly driving and large
current
Three power down modes
– WAI0 mode
– WAI1 mode
– STP mode
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