HD64F36077GHV Renesas Electronics America, HD64F36077GHV Datasheet - Page 69
HD64F36077GHV
Manufacturer Part Number
HD64F36077GHV
Description
16BIT MCU FLASH 56K, SMD, LQFP64
Manufacturer
Renesas Electronics America
Datasheet
1.HD64F36077GHV.pdf
(524 pages)
Specifications of HD64F36077GHV
No. Of I/o's
47
Ram Memory Size
4KB
Cpu Speed
20MHz
No. Of Timers
4
Digital Ic Case Style
LQFP
Supply Voltage Range
4.5V
Core Size
16bit
Program Memory Size
56KB
Oscillator Type
External Only
Controller Family/series
H8/300H
Peripherals
ADC
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F36077GHV
Manufacturer:
RENESAS
Quantity:
340
Part Number:
HD64F36077GHV
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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• Prior to executing BSET instruction
• BSET instruction executed instruction
• After executing BSET instruction
• Description on operation
1. When the BSET instruction is executed, first the CPU reads port 5.
2. Next, the CPU sets bit 0 of the read data to 1, changing the PDR5 data to H'41.
3. Finally, the CPU writes H'41 to PDR5, completing execution of BSET instruction.
Input/output
Pin state
PCR5
PDR5
Input/output
Pin state
PCR5
PDR5
BSET
Since P57 and P56 are input pins, the CPU reads the pin states (low-level and high-level
input).
P55 to P50 are output pins, so the CPU reads the value in PDR5. In this example PDR5 has a
value of H'80, but the value read by the CPU is H'40.
As a result of the BSET instruction, bit 0 in PDR5 becomes 1, and P50 outputs a high-level
signal. However, bits 7 and 6 of PDR5 end up with different values. To prevent this problem,
store a copy of the PDR5 data in a work area in memory. Perform the bit manipulation on the
data in the work area, then write this data to PDR5.
#0,
P57
Input
Low
level
0
1
P57
Input
Low
level
0
0
@PDR5
0
0
0
P56
Input
High
level
P56
Input
High
level
1
P55
Output
Low
level
1
0
P55
Output
Low
level
1
0
The BSET instruction is executed for port 5.
P54
Output
Low
level
1
0
P54
Output
Low
level
1
0
P53
Output
Low
level
1
0
P53
Output
Low
level
1
0
Rev. 1.00 Sep. 16, 2005 Page 39 of 490
P52
Output
Low
level
1
0
P52
Output
Low
level
1
0
P51
Output
Low
level
1
0
P51
Output
Low
level
1
0
REJ09B0216-0100
Section 2 CPU
P50
Output
Low
level
1
0
P50
Output
High
level
1
1
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