HD6417660 RENESAS [Renesas Technology Corp], HD6417660 Datasheet - Page 651

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

21.2
Table 21.1 summarizes the input/output pins used by the BT.
Table 21.1 Input/Output Pins
Notes: 1. The Voice-Codec interface pins are available for use as I/O ports (port E) when a Voice
Classification Name
RF-IC interface
SPI interface
with RF IC
Voice Codec
interface
Clock select
2. The RTCSEL0 pin should be fixed to low, and RREF pin should be pulled-up to Vcc.
3. As the VCI_SCO_SYNC_OUT pin is multiplexed with the BREQ pin, it should be pulled-
Input/Output Pins
Codec IC is not connected. For details, refer to section 23, I/O Ports.
up for the normal power-up sequence.
RDI_CTRL2
RDI_TXTRDATA
RDI_RXBDW_OUT
RDI_REFCLK_IN
RDI_CTRL3
RDI_CTRL4
RCI_SPI_TXRX
RCI_SPI_CLK
RCI_SPI_ENB
VCI_SCO_CLK_OUT
VCI_SCO_SYNC_OUT Output Frame-synchronization signal output for a Voice
VCI_SCO_RX
VCI_SCO_TX
VCI_HWC
VCI_CODEC_
PWRDWN
RTCSEL0
RREF
EXTAL2
XTAL2
I/O
Output External power amplifier control output for
I/O
Output Packet-control output for the RF IC
Input
Output Strobe output to enable the oscillator in the RF
Output Reset-control signal for the RF IC, power supply
I/O
Output Clock output for the SPI interface with the RF IC
Output Enable output for the SPI interface with the RF
Output Clock output for a Voice Codec IC*
Output Receive data output to a Voice Codec IC*
Input
Output Operation mode select output for a Voice Codec
Output Power-down control output for a Voice Codec
Input
Input
Input
Input
Transmit/receive data I/O for the RF IC
SPI serial data I/O
Function/Signal
supporting class 1
Data I/O clock for the RF IC or main clock input
for the BT
IC
for the interface, or power-down control output
signal
IC
Codec IC*
Transmit data input from a Voice Codec IC*
IC*
IC*
Test Pin*
Test Pin*
For connection to a crystal resonator
For connection to a crystal resonator
1
1
2
2
1
*
3
Rev. 1.00, 02/04, page 613 of 804
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