PSD4202G3V-12UI View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

PSD4202G3V-12UI

Flash In-System Programmable (ISP) Peripherals For 16-bit MCUs (5V Supply)

STMicroelectronics 

Figure 18. Handshaking Communication Using Input Macrocells

PSD

MCU -RD

MASTER MCU -WR

MCU

D [7:0]

CPLD

SLAVE – CS

RD

WR

SLAVE – READ

PORT A

DATA OUT

REGISTER

MCU - WR

DQ

SLAVE – WR

PORT A

INPUT

MACROCELL

QD

MCU - RD

PSD4235G2

D [ 7:0]

PORT A

SLAVE

MCU

AI02877C

39/89

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