HD64F3337YCP16V Renesas Electronics America, HD64F3337YCP16V Datasheet - Page 488

• 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

Prewrite Flowchart
458
(set bit block to be programmed to 1)
(flash memory latches write address
(clear bit of programmed block to 0)
Write H'00 to flash memory
Enable watchdog timer
Clear erase block register
Disable watchdog timer
Set erase block register
Select program mode
(P bit = 1 in FLMCR)
Set start address
(read data = H'00?)
and write data)
Prewrite verify
Last address?
End of prewrite
Wait (t
Wait (x) s
OK
Clear P bit
n = 1
Start
VS
1 ) s
Yes
*4
*3
*5
*6
*1
*6
*2
Figure 20.10 Prewrite Flowchart
No go
No
End of
programming
Programming error
n
Notes: *1 Use a byte transfer instruction.
N?
Yes
*5
*2 Set the timer overflow interval as
*3 In prewrite-verify mode P, E, PV, and
*4 Programming time x, which is
*5 t
*6 Start and last addresses shall be top
follows.
CKS2 = 0, CKS1 = 0, CKS0 = 1
EV are all cleared to 0 and 12 V is
applied to FV
a byte transfer instruction.
determined by the inital 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:
and last addresses of the block to be
VS
1 : 4 s or more
6 (set N so that total
exceed 1 ms)
programming time does not
No
Double programming time
PP
. Read the data with
(x
n + 1
2 x)
Address + 1 Address
n
2
n–1