HD64F7047F50 Renesas Electronics America, HD64F7047F50 Datasheet - Page 629
HD64F7047F50
Manufacturer Part Number
HD64F7047F50
Description
IC SUPERH MCU FLASH 256K 100QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7047r
Datasheet
1.HD64F7047F50V.pdf
(766 pages)
Specifications of HD64F7047F50
Core Processor
SH-2
Core Size
32-Bit
Speed
50MHz
Connectivity
CAN, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
53
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
12K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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22.4
22.4.1
When an H-UDI interrupt instruction is transferred to SDIR via TDI, an interrupt is generated.
Data transfer can be controlled by means of the H-UDI interrupt service routine. Transfer can be
performed by means of SDDR.
Control of data input/output between an external device and the H-UDI is performed by
monitoring the SDTRF bit in SDSR externally and internally. Internal SDTRF bit monitoring is
carried out by having SDSR read by the CPU.
The H-UDI interrupt and serial transfer procedure is as follows.
1. An instruction is input to SDIR by serial transfer, and an H-UDI interrupt request is generated.
2. After the H-UDI interrupt request is issued, the SDTRF bit in SDSR is monitored externally.
3. On completion of the serial transfer to SDDR, the SDTRF bit is cleared to 0, and SDDR can be
4. Serial data transfer between an external device and the H-UDI can be carried out by constantly
Figures 22.2, 22.3, and 22.4 show the timing of data transfer between an external device and the
H-UDI.
After output of SDTRF = 1 from TDO is observed, serial data is transferred to SDDR.
accessed by the CPU. After SDDR has been accessed, SDDR serial transfer is enabled by
setting the SDTRF bit in SDSR to 1.
monitoring the SDTRF bit in SDSR externally and internally.
Operation
H-UDI Interrupt
Rev. 2.00, 09/04, page 587 of 720
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