GPRT5507A repeater equivalent, language repeater.
* 8-bit microprocessor
* Provide 40K x 8 ROM area for program and audio data
* 128 x 8 working SRAM
* Embedded LPF, ADC, DAC for analog processing
* P.
The GPRT5507A integrates an 8-bit CPU, speech generator, segment LED driver, analog switches, programmable attenuator and a gain amplifier into one chip. The GPRT5507A includes a 40K-byte ROM, 128-byte working SRAM, 4 edge-mode interrupts and a fixed.
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