M30800SFP-BL#U5 Renesas Electronics America, M30800SFP-BL#U5 Datasheet - Page 297

• Manufacturer Part Number: M30800SFP-BL#U5
• Description: MCU 3/5V 0K,PB-FREE 100-QFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/80r

Specifications of M30800SFP-BL#U5

• Core Processor: M16C/80
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SIO, UART/USART
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 45
• Program Memory Type: ROMless
• Ram Size: 10K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 10x10b, D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

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Figure 30.7 Read lock bit status flowchart
1 .
0
C
9
0 .
8 /
B
0
0
Read Lock Bit Status Command (71
0
1
A
By writing the command code “71
memory block in the second bus cycle that follows, the system reads out the status of the lock bit of
the specified block on to the data (D6).
Figure 30.7 shows an example of a read lock bit program flowchart.
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Page 284
f o
3
2
9
Enter block address
Blocks locked
Write 71
D6 = 0?
16
16
Start
” in the first bus cycle and then the block address of a flash
)
YES
16
NO
Blocks not locked
30. CPU Rewrite Mode