HD64F3337YCP16V Renesas Electronics America, HD64F3337YCP16V Datasheet - Page 486

• Manufacturer Part Number: HD64F3337YCP16V
• Description: MCU 3/5V 60K PB-FREE 84-PLCC
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300r

Specifications of HD64F3337YCP16V

• Core Size: 8-Bit
• Program Memory Size: 60KB (60K x 8)
• Oscillator Type: Internal
• Core Processor: H8/300
• Speed: 16MHz
• Connectivity: Host Interface, I²C, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 74
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 84-PLCC
• No. Of I/o's: 74
• Ram Memory Size: 1KB
• Cpu Speed: 16MHz
• No. Of Timers: 6
• No. Of Pwm Channels: 2
• Digital Ic Case Style: PLCC
• Controller Family/series: H8/300
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

20.4.3
Flowchart for Programming One Byte
454
(set bit of block to be programmed to 1)
Write data to flash memory (flash
(clear bit of programmed block to 0)
End (1-byte data programmed)
Select program-verify mode
Enable watchdog timer
Disable watchdog timer
Verify
Set erase block register
Clear erase block register
Programming Flowchart and Sample Program
(PV bit = 1 in FLMCR)
memory latches write
address and data)
Select program mode
(P bit = 1 in FLMCR)
Wait (t
Wait (x) s
*3
Clear PV bit
Clear P bit
(read memory)
Start
n = 1
VS
1) s
OK
*4
*5
*1
*2
Figure 20.8 Programming Flowchart
No go
End of programming
Programming error
Clear PV bit
n
N?
Yes
Notes: *1 Write the data to be programmed with
*5
*2 Set the timer overflow interval as
*3 Read the memory data to be verified
*4 Programming time x,which is
*5 t
a byte transfer instruction.
follows.
CKS2 = 0, CKS1 = 0, CKS0 = 1
with a byte transfer instruction.
determined by the initial time
(n =1, 2, 3, 4, 5, 6), increases in
proportion to n. Thus, set the initial
time to 15.8 s or less to make total
programming time 1 ms or less.
N:
VS
End of verification
1: 4 s or more
No
6 (set N so that total
programming time does not
exceed 1 ms)
Double programming time
n + 1
(x
2 x)
n
2
n–1