D12321VF25V Renesas Electronics America, D12321VF25V Datasheet - Page 904
D12321VF25V
Manufacturer Part Number
D12321VF25V
Description
IC H8S/2300 MCU ROMLESS 128QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Datasheets
1.HEWH8E10A.pdf
(19 pages)
2.D12312SVTE25V.pdf
(341 pages)
3.D12322RVF25V.pdf
(1304 pages)
Specifications of D12321VF25V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
86
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
128-QFP
For Use With
EDK2329 - DEV EVALUATION KIT H8S/2329
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
D12321VF25V
Manufacturer:
Renesas Electronics America
Quantity:
135
Company:
Part Number:
D12321VF25V
Manufacturer:
Renesas
Quantity:
675
Company:
Part Number:
D12321VF25V
Manufacturer:
Renesas Electronics America
Quantity:
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Section 19 ROM
Rev.6.00 Sep. 27, 2007 Page 872 of 1268
REJ09B0220-0600
Note: If a memory cell does not operate normally and cannot be erased, one H'FF byte is
continuously at prescribed bit rate
host to indicate end of adjustment
of H'00 data transmitted by host
transmits one H'00 data byte to
Host confirms normal reception
indication (H'00), and transmits
After bit rate adjustment, chip
sets value in bit rate register
Chip calculates bit rate and
Chip measures low period
of bit rate adjustment end
Host transfers data (H'00)
chip transmits one H'AA
and execute reset-start
Set pins to boot mode
transmitted as an erase error, and the erase operation and subsequent operations
are halted.
After receiving H'55,
one H'55 data byte
data byte to host
Start
Figure 19.67 Boot Mode Execution Procedure
Host transmits programming control
program transferred to on-chip RAM
program sequentially in byte units
number of bytes to host as verify
of programming control program
programming control program to
control program to on-chip RAM
if data has already been written,
Transfer received programming
memory data has been erased,
host as verify data (echo-back)
Check flash memory data, and
bytes (N), upper byte followed
Execute programming control
chip transmits one H'AA data
After confirming that all flash
Host transmits number
Chip transmits received
Chip transmits received
End of transmission
data (echo-back)
erase all blocks
by lower byte
byte to host
n = N?
n = 1
Yes
No
n + 1 → n
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