r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 49

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

No. Pin Name
217 BREQ/BSACK
218 BACK/BSREQ
219 DREQ0
220 DREQ1
221 DREQ2/INTB
222 DREQ3/INTC
223 DACK0
224 DACK1
225 DACK2/
226 DACK3/
227 DRAK2/CE2A
228 TCK
229 TMS
230 TDI
231 TDO
232 TRST
SCIF2_TXD/
MMCCMD/
SIOF_TXD
SCIF2_SCK/
MMCDAT/
SIOF_SCK
I/O
I
O
I
I
I/I
I/I
O
O
O/O/O/I
O/O
O/O/IO/
IO/IO
O/O
I
I
I
O
I
Function
Bus request (Master mode)/
Bus acknowledgement
(Slave mode)
Bus acknowledgement
(Master mode)/Bus request
(Slave mode)
DMA channel 0 request
DMA channel 1 request
DMA channel 2 request/PCI
interrupt B
DMA channel 3 request/PCI
interrupt C
DMA channel 0 bus
acknowledgment
DMA channel 1 bus
acknowledgment
DMA channel 2 bus
acknowledgment/SCIF2
transmit data/MMCIF
command response/SIOF
transmit data
DMA channel 3 bus
acknowledgment/SCIF2
serial clock/MMCIF
data/SIOF serial clock
DMA channel 2 transfer
request acknowledge
2/PCMCIA CE2A
H-UDI clock
H-UDI emulator
H-UDI data
H-UDI data
H-UDI emulator
No. Pin Name
233 ASEBRK/
234 AUDCK
235 AUDSYNC
236 AUDATA0
237 AUDATA1
238 AUDATA2
239 AUDATA3
240 SCIF0_TXD/
241 SCIF0_RXD/
242 SCIF0_SCK/
243 SCIF0_RTS/
244 SCIF0_CTS/
245 SCIF1_TXD
246 SCIF1_RXD
247 SCIF1_SCK
248 SCIF2_RXD/
BRKACK
HSPI_TX/FWE
HSPI_RX/FRB
HSPI_CLK/FRE
HSPI_CS/FSE
INTD/FCE
SIOF_RXD
Rev.1.00 Jan. 10, 2008 Page 19 of 1658
O
I/O
I
O
O
O
O
O
O/O/O
I/I/I
IO/IO/O SCIF0 serial clock/HSPI
IO/IO/O SCIF0 modem control/HSPI
IO/I/O
O
I
IO
I/I
Function
H-UDI emulator
H-UDI emulator clock
H-UDI emulator
H-UDI emulator data 0
H-UDI emulator data 1
H-UDI emulator data 2
H-UDI emulator data 3
SCIF0 transmit data/HSPI
transmit data/NAND flash
write enable
SCIF0 receive data/HSPI
receive data/NAND flash
ready or busy
serial clock/NAND flash read
enable
chip selection/NAND flash
spare area enable
SCIF0 modem control/PCI
interrupt D/NAND flash chip
enable
SCIF1 transmit data
SCIF1 receive data
SCIF1 serial clock
SCIF2 receive data/SIOF
receive data
REJ09B0261-0100
1. Overview