– 8 –

CXD2085M

5-2. No bus mode

No bus mode is established when setting the MCON pin (Pin 3) to Low and then the CXD2085M can be

decoding results as they become the direct output pins.

Table 3. Settings in No Bus Mode (Pin 3, MCON = Low)

R/W

Bit

Symbol

Contents

function and this bit's operation is not affected.

PORT1 and PROT2 fixed to Low. The OLBX and O169 pins are the

direct output pins of the ID decoding result.

SCL (Pin 9) input reflected as it is. Therefore, connect the SCL pin to

SCL (Pin 9) input reflected as it is. Fixed to Low as the SCL pin is surely

connected to Vss.

Fixed to Low. When resetting is required, use the XRST pin (Pin 1).

bit7 MSB

bit6

bit5

bit4

bit3

bit2

bit1

bit0

LSB

WR

POLBX

PO169

PORT2

PORT1

TST

XJGLK

LNJ1

RES