Cc Operation Mode; None Multiplexed Bus Interface Mode; Multiplexed Bus Interface Mode; Bus Interface Connection - Fujitsu MB88121 Application Note

2.4.2 CC operation mode

The mode pins MD[2:0] and MDE[2:0] select between different bus types. These pins can
directly connected to GND or Vcc.

2.4.2.1 None multiplexed bus interface mode

MD2 MD1 MD0
1 0 0
Table 2-4 Mode selection input of the communication controller

2.4.2.2 Multiplexed bus interface mode

MD2 MD1 MD0
1 0 0
Table 2-5 Mode selection input of the communication controller

2.5 Bus interface connection

Two modes are possible:
•
16-bit none multiplexed mode
•
16-bit multiplexed mode
MCU-AN-300016-E-V10
Interfacing MB91460 TO MB88121
Chapter 2 Hardware
Mode MDE2
0
0
16bit parallel
communication 1
1
Mode MDE2
0
0
16bit parallel
communication
1
1
MDE1 MDE0
0 0
0 1
0 0
1 0
MDE1 MDE0
0 0
0 1
0 0
1 0
- 10 - © Fujitsu Microelectronics Europe GmbH
Mode extension
FR460
Multiplexed
bus
16FX
Non- FR460
multiplexed
FR360
bus
Mode extension
FR460
Multiplexed
bus
16FX
Non- FR460
multiplexed
FR360
bus