HD6417660 RENESAS [Renesas Technology Corp], HD6417660 Datasheet - Page 655

• Manufacturer Part Number: HD6417660
• Description: Renesas 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

21.5.2
Figure 21.4 (1) shows an example of the connection of this BT and the Voice Codec (MC145483).
The VCI_SCO_SYNC_OUT pin is multiplexed with the BREQ pin. This pin should be pulled-up
for the normal power-up sequence.
Figure 21.4 (2) shows the timing chart.
VCI_SCO_CLK_OUT (output)
(f
VCI_SCO_SYNC_OUT (output)
(f
VCI_SCO_RX (output)
VCI_SCO_TX (input)
VCI_SCO_CLK_OUT
VCI_SCO_SYNC_OUT
Voice Codec (MC145483) Interface
Figure 21.4 (2) Timing chart for connection to Voice Codec (MC145483)
= 256kHz)
= 8kHz)
Figure 21.4 (1) Example of Connection to Voice Codec (MC145483)
Voice Codec interface
VCI_CODEC_PWRDWN
VCI_SCO_SYNC_OUT
VCI_SCO_CLK_OUT
MSB
MSB
1
1
VCI_SCO_RX
VCI_SCO_TX
VCI_HWC
2
2
BT
3
3
4
4
5
5
6
6
MCLK
BCLKT
BCLKR
FST/FSR
DR
DT
PDI
Voice Codec IC (MC145483)
7
7
8
8
Rev. 1.00, 02/04, page 617 of 804
9
9
10
10
11
11
12
12
LSB
LSB
13
13