DP-680 USER MANUAL
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Version. 1.10 DUALi Inc.
(http://www.duali.com)
8
2.2
Block Diagram
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MAIN MCU : ARM CORTEX 32-bit M4 RISC processor
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RF Processing : PN5180 to support ISO14443A/B, ISO15693, Mifare series, DESFires EV1 &
EV2, FELICA
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Host Communication: USB or RS-232
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Buzzer : Frequency controllable buzzer.
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Status LED : EMV compliant LED * 4ea.
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Power : Input power DC5V.
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SAM Communication : Max. 6pcs SAM support. Up to 153600bps.
Clock controllable up to 18MHz by FDK
STM32F405RG
ARM 32-bit CPU
(1Mbytes Flash,
192Kbytes SRAM)
Power (DC 5V)
Buzzer
RF processing
USB
Antenna
4 * Status LED
RS-232
6 * SAM
