R8A77850BDBGV#RD0Z Renesas Electronics America, R8A77850BDBGV#RD0Z Datasheet - Page 1482
R8A77850BDBGV#RD0Z
Manufacturer Part Number
R8A77850BDBGV#RD0Z
Description
IC SUPERH MPU ROMLESS 436BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850BDBGV#RD0Z
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
-
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28. General Purpose I/O Ports (GPIO)
28.3.2
To input the data via the GPIO port, write B'10 or B'11 to the corresponding two bits in port
control registers (PACR to PRCR). B’10 should be written when the pull-up MOS is off, and B'11
when the pull-up MOS is on. The input data to each port can be read out from the corresponding
bit in port data registers (PADR to PRCR).
In this case, for each input port, the settings of port pull-up control registers (PEPUPR, PHPUPR,
PJPUPR, PKPUPR, PLPUPR, PMPUPR, and PNPUPR), peripheral module select register 1
(P1MSELR), peripheral module select register 2 (P2MSELR), and bus-mode pin (MODE11 and
MODE12) are invalid.
Figure 28.2 shows an example of operation timing diagram when port A is used as an input port.
The input data from each port can be read out from corresponding port data register after the 2nd
rising edge of the peripheral clock (Pck).
Rev.1.00 Jan. 10, 2008 Page 1450 of 1658
REJ09B0261-0100
Port Input function
CLKOUT
Peripheral clock (Pck)
Port A data register
PA7 to PA0
(D63/AD31 to D56/AD24)
Figure 28.2 Port A Data Input Timing Diagram
Data
Data
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