R8A77850ADBGV Renesas Electronics America, R8A77850ADBGV Datasheet - Page 1175

• Manufacturer Part Number: R8A77850ADBGV
• Description: IC SUPERH MPU ROMLESS 436-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

Specifications of R8A77850ADBGV

• Core Processor: SH-4A
• Core Size: 32-Bit
• Speed: 600MHz
• Connectivity: Audio Codec, MMC, Serial Sound, SCI, SIO, SPI, SSI
• Peripherals: DMA, POR, WDT
• Number Of I /o: 108
• Program Memory Type: ROMless
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1 V ~ 1.2 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 436-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

(5)
The SIOF can separately reset the transmit and receive units by setting the following bits to 1.
• Transmit reset: TXRST bit in SICTR
• Receive reset: RXRST bit in SICTR
Table 22.13 shows the details on initialization upon transmit or receive reset.
Table 22.13 Transmit and Receive Reset
Type
Transmit reset
Receive reset
Transmit/Receive Reset
Objects to be Initialized
Stop transmitting from SIOF_TXD (output according to the value set in
the TXDIZ bit)
Transmit FIFO write pointer
TCRDY, TFEMP, and TDREQ bits in SISTR
TXE bit in SICTR
Stop receiving from SIOF_RXD
Receive FIFO read pointer
RCRDY, RFFUL, and RDREQ bits in SISTR
RXE bit in SICTR
Rev.1.00 Jan. 10, 2008 Page 1143 of 1658
22. Serial I/O with FIFO (SIOF)
REJ09B0261-0100