r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 1458

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

Section 33 Audio Codec Interface (HAC)
Figure 33.1 shows a block diagram of the HAC.
33.2
Table 33.1 describes the HAC pin configuration.
Table 33.1 Pin Configuration
Rev. 1.00 Oct. 01, 2007 Page 1392 of 1956
REJ09B0256-0100
Pin Name
HAC_BITCLK
HAC_SD_IN
HAC_SD_OUT
HAC_SYNC
HAC_RES
HAC_SYNC (0/1)
HAC_
SD_IN (0/1)
HAC_BITCLK
HAC_
SD_OUT (0/1)
HAC_RES
Input/Output Pins
request signal
Slot3, slot4
Shift register for slot 1
Shift register for slot 2
Shift register for slot 3
Shift register for slot 4
Shift register for slot 1
Shift register for slot 2
Shift register for slot 3
Shift register for slot 4
I/O
Input
Input
Output
Output
Output
HAC transmitter
HAC receiver
Figure 33.1 Block Diagram
Bit control signal
Function
HAC serial data clock
HAC serial data incoming to Rx frame
HAC serial data outgoing from Tx frame
HAC frame sync
HAC reset (negative logic signal)
Data[19:0]
Data[19:0]
Data[19:0]
Data[19:0]
Data[19:0]
Data[19:0]
Data[19:0]
Data[19:0]
Control
Control
signal
signal
CSAR RX buffer
CSDR RX buffer
PCML RX buffer
PCMR RX buffer
CSAR TX buffer
CSDR TX buffer
PCML TX buffer
PCMR TX buffer
DMA control
DMA control
Internal bus interface
Internal bus interface
(Transmission)
(Reception)
Interrupt request
Interrupt request
DMA request
DMA request
Data[31:0]
Data[31:0]