HD64F3337YCP16V Renesas Electronics America, HD64F3337YCP16V Datasheet - Page 430

• 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
398
(set bit of block to be programmed to 1)
(clear bit of programmed block to 0)
write address and write data)
Write H'00 to flash memory
Enable watchdog timer
Clear erase block register
Disable watchdog timer
Set erase block register
(Flash memory latches
( P bit = 1 in FLMCR)
Select program mode
Set start address
(read data = H'00?)
Prewrite verify
Last address?
End of prewrite
Wait (t
OK
Wait (x) s
Clear P bit
n = 1
Start
VS
1) s
Yes
*4
*3
*5
*5
*4
*2
*1
Figure 19.10 Prewrite Flowchart
No go
No
End of
programming
Notes: * 1 Use a byte transfer instruction.
Programming error
Yes
* 2 Set the timer overflow interval to the
* 3 In prewrite-verify mode P, E, PV,
* 4 x:
* 5 Start and last addresses are top and
n
shortest value (CKS2, CKS1, CKS0
all cleared to 0).
and EV are all cleared to 0 and 12 V
is applied to FV
with a byte transfer instruction.
t
N:
last addresses of the block to be
erased.
VS
N?
1: 4 s or more
*4
10 to 20 s
50 (set N so that total
programming time does not
exceed 1 ms)
PP
. Read the data
No
n + 1
Address + 1
n
address