AKD4691-A Datasheet, PDF (15/68 Pages) Asahi Kasei Microsystems – Evaluation board Rev.0 for AK4691

[AKD4691-A]
„ The function of the toggle SW
*Upper-side is “H” and lower-side is “L”.
[SW1] (PDN): Power down of AK4691. Keep “H” during normal operation.
[SW2] (DIR): Power down of AK4114. Keep “H” during normal operation.
Keep “L” when AK4114 is not used.
„ Indication for LED
[LED1] (ERF): Monitor INT0 pin of the AK4114. LED turns on when some error has occurred to AK4114.
„ Serial Control
The AKD4691 can be connected via the printer port (parallel port) of IBM-AT compatible PC. Connect PORT4
(CTRL) with PC by 10 wire flat cable packed with the AKD4691. Table 4 shows switch and jumper settings for
serial control. 3-WIRE Mode should be selected in Table4.
PORT4
Connect
CSN
CCLK/SCL
PC
CDTI/SDA AKD4691
SDA(ACK)
10 wire 10pin
flat cable Connector
10pin
Header
Figure 6. Connect of 10 wire flat cable
Mode
3-WIRE
CAD=0
I2C
CAD=1
S1
CAD0
OFF
OFF
ON
JP25
CTRL-SEL
3-WIRE
I2C
Table 4. Control Mode Setting
JP109
I2C
Open
Short
Default
<KM089100>
- 15 -
2007/06