r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 1130

• Manufacturer Part Number: r8a77850anbg
• Description: Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

22. Serial I/O with FIFO (SIOF)
Figure 22.1 shows a block diagram of the SIOF.
Rev.1.00 Jan. 10, 2008 Page 1100 of 1658
REJ09B0261-0100
Pck
SIOF_MCLK
Baud rate
generator
SIOF interrupt
request
1/nMCLK
Figure 22.1 Block Diagram of SIOF
SIOF_SCK
Timing control
registers
Control
SIOF_SYNC
Bus interface
control data
Transmit
SIOF_TXD
16 stages)
(32 bits ×
Transmit
P/S
Peripheral bus
FIFO
control data
Receive
SIOF_RXD
16 stages)
(32 bits ×
Receive
FIFO
S/P