VCC: – V AT90S/AT90S • VCC: – V AT90LS/ AT90LS • Power-On Reset Circuit. • Speed Grades: 0 – 10 MHz AT90S /. Description, 8-bit Microcontroller With 2k Bytes of In-system Programmable Flash. Company, ATMEL Corporation. Datasheet, Download AT90S datasheet. AT90S datasheet, AT90S circuit, AT90S data sheet: ATMEL – 8- Bit Microcontroller with 2K Bytes of In-System Programmable Flash,alldatasheet, .
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Reset instruction resets the Watchdog Timer. These issues are the same It will be set by an External Reset.
In the figures, OP means the operation code part of the instruction dztasheet. The ALU supports arithmetic and logic functions between registers or between a con- stant and a register. This means that the direction of one port pin Otherwise, the Watchdog will not be disabled. These figures are not tested during manu- facturing.
The program memory is accessed with a two-stage pipeline. Page 55 Figure The value on the INT01 pin is sampled before detecting edges. Data and Nonvolatile Program Memory. Page 40 Table Minimum V for Power-down is 2V. The AVR core combines a rich instruction set with 32 general-purpose working regis- ters Download datasheet 2Mb Share this page.
Atmel – datasheet pdf
Elcodis is a trademark of Elcodis Company Ltd. Once set, hardware will clear dataseet bit to zero after four clock cycles. Low-voltage Serial Programming Characteristics, T 2. See page 12 for the different addressing modes. This section describes the different addressing modes supported by the AVR architecture. At the time the device is dstasheet for a new byte, the programmed value will read correctly Bit 7 — Res: The Lock bits can only be erased with the Chip Erase operation.
The 15 MSBs select word address Active Supply Current vs.
High-voltage Serial Programming Characteristics, T 5. Note that the Status Register is not automatically stored when entering an interrupt rou- tine and restored when returning at90s23233 an interrupt routine. In addition to the register operation, the conventional memory addressing modes can be used on the register file as well.
When using register indirect addressing modes datashset automatic pre-decrement and post- increment, the address registers X, Y, and Z are used and decremented and incremented.
Watchdog Oscillator Frequency vs. Page 51 Figure While one instruction is being executed, the next instruction is pre-fetched from the program Eight different clock cycle periods can be datzsheet to determine the reset period. Direct Data Addressing A bit To simplify, not all figures show the exact datasheeh of the addressing bits The Power-on Reset will not work unless the supply voltage has been below V falling.
Lock Bit Protection Modes Page 57 Figure Memory instruction description on page The device supports a high-voltage 12V Serial Programming mode and a low-voltage Serial Programming mode Idle Supply Current vs.
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