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参数资料
型号： PSD4235G2V-B-70UI
厂商： 意法半导体
英文描述： Flash In-System-Programmable Peripherals for 16-Bit MCUs
中文描述： Flash在系统可编程外设的16位微控制器
文件页数： 12/93页
文件大小： 503K
代理商： PSD4235G2V-B-70UI
i
PSD4000 Series
PSD4135G2
Flash In-System-Programmable Peripherals for 16-Bit MCUs
Table of Contents
Introduction ........................................................................................................................................................................................1
In-System Programming (ISP) JTAG .......................................................................................................................................2
In-Application re-Programming (IAP) .......................................................................................................................................2
Key Features......................................................................................................................................................................................3
PSD4000 Family ................................................................................................................................................................................3
Block Diagram....................................................................................................................................................................................4
Architectural Overview .......................................................................................................................................................................5
Memory ....................................................................................................................................................................................5
PLDs.........................................................................................................................................................................................5
I/O Ports ...................................................................................................................................................................................5
Microcontroller Bus Interface....................................................................................................................................................5
ISP via JTAG Port ....................................................................................................................................................................6
In-System Programming (ISP) .................................................................................................................................................6
In-Application re-Programming (IAP) .......................................................................................................................................6
Page Register...........................................................................................................................................................................6
Power Management Unit ..........................................................................................................................................................6
Development System .........................................................................................................................................................................7
Pin Descriptions .................................................................................................................................................................................8
Register Description and Address Offset .........................................................................................................................................11
Register Bit Definition ......................................................................................................................................................................12
Functional Blocks .............................................................................................................................................................................15
Memory Blocks .......................................................................................................................................................................15
Main Flash and Secondary Flash Memory Description ...................................................................................................15
SRAM...............................................................................................................................................................................26
Memory Select Signals ....................................................................................................................................................26
Page Register ..................................................................................................................................................................29
Memory ID Registers .......................................................................................................................................................30
PLDs.......................................................................................................................................................................................31
Decode PLD (DPLD)........................................................................................................................................................33
General Purpose PLD (GPLD).........................................................................................................................................33
Microcontroller Bus Interface..................................................................................................................................................36
Interface to a Multiplexed Bus..........................................................................................................................................36
Interface to a Non-multiplexed Bus ..................................................................................................................................36
Data Byte Enable Reference ...........................................................................................................................................38
Microcontroller Interface Examples..................................................................................................................................39
I/O Ports .................................................................................................................................................................................44
General Port Architecture ................................................................................................................................................44
Port Operating Modes ......................................................................................................................................................44
Port Configuration Registers (PCRs) ...............................................................................................................................48
Port Data Registers..........................................................................................................................................................49
Ports A, B and C – Functionality and Structure ...............................................................................................................50
Port D – Functionality and Structure ................................................................................................................................51
Port E – Functionality and Structure ................................................................................................................................51
Port F – Functionality and Structure ................................................................................................................................52
Port G – Functionality and Structure ................................................................................................................................52
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