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32186 Datasheet(PDF) 861 Page - Renesas Technology Corp

Part # 32186
Description  MCU
PDF  1032 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

32186 Datasheet(HTML) 861 Page - Renesas Technology Corp

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18
WAIT CONTROLLER
18-19
32185/32186 Group Hardware Manual
Rev.1.10 REJ09B0235-0110 May 15, 07
(2) When the Bus Mode Control Register = 1
External read/write operations are performed using the address bus, data bus and the signals CS0#–
CS3#, RD#, BHE#, BLE#, WAIT#, WR# and BCLK.
Figure 18.3.13 Internal Bus Access during Bus Free State
"H"
WR#
Bus free state
Internal bus access
"H"
CLKOUT
A9–A30
CS0#–CS3#
BHE#, BLE#
DB0–DB15
WAIT#
RD#
"H"
Hi-Z
(Don't Care)
Note 1: For details about the Bus Mode Control Register, see Section 17.2.2, "Bus Mode Control Register."
Notes: • Hi-Z denotes a high-impedance state.
• CLKOUT is not output.
Bus Mode Control Register (Note 1)
BUSMOD bit = 1 (byte enable separated)
18.3 Typical Operation of Wait Controller



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