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R-IN32M3-EC Folha de dados(PDF) 3 Page - Renesas Technology Corp |
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R-IN32M3-EC Folha de dados(HTML) 3 Page - Renesas Technology Corp |
3 / 10 page RENESAS TECHNICAL UPDATE TN-RIN- A020A/E Data : Mar. 24, 2017 (c) 2017. Renesas Electronics Corporation. All rights reserved. Page 3 of 10 No.2 3.14.1(1) External MCU Interface Descriptions for interface system, synchronous relationship, and buffer function modified. V4.00 V4.01 Page Description Page Description 58 [3.14.1(1) External MCU Interface] - Interface system SRAM (Read, Write) with WAIT output Page ROM (Read) with WAIT output - Synchronization-related HBUSCLK sync, Async (set by HIFSYNC pin) Caution. When you use asynchronous mode, please input Low into a HBUSCLK pin. - Bus width 32-bit, 16-bit (set by BUS32EN pin) Remark. 8 bit bus width is not supported. - Transfer data size 32-bit, 16-bit, 8-bit - Buffer function Write buffer: 1 step Read buffer: Max. 32-Byte prefetch supported - Transfer type Single transfer Page read transfer - Timing control function 58 [3.14.1(1) External MCU Interface] - Interface system Asynchronous SRAM with wait control (for reading and writing) Page ROM reading with wait control - Synchronous relationship (set up with the HIFSYNC pin) HBUSCLK synchronous mode (max. 50 MHz), asynchronous mode Caution: Drive the HBUSCLK pin to low when asynchronous mode is to be used. - Bus width (set up with the BUS32EN pin) 32 bits / 16 bits Remark: The module does not support 8-bit bus width. - Transfer data size 32 bits / 16 bits / 8 bits - Buffer function Write buffer: Two stages (synchronous mode is selected) or one stage (asynchronous mode is selected) Read buffer: Advance reading of up to 32 bytes is possible. - Transfer type Single transfer Page read transfer - Timing control function |
Nº de peça semelhante - R-IN32M3-EC |
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Descrição semelhante - R-IN32M3-EC |
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