HD64F3337YCP16V Renesas Electronics America, HD64F3337YCP16V Datasheet - Page 258
HD64F3337YCP16V
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F3337YCP16V
Manufacturer:
COILMASTER
Quantity:
30 000
Company:
Part Number:
HD64F3337YCP16V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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11.2.4
The watchdog timer’s TCNT and TCSR registers are more difficult to write to than other registers.
The procedures for writing and reading these registers are given below.
Writing to TCNT and TCSR: Word access is required. Byte data transfer instructions cannot be
used for write access.
The TCNT and TCSR registers have the same write address. The write data must be contained in
the lower byte of a word written at this address. The upper byte must contain H'5A (password for
TCNT) or H'A5 (password for TCSR). See figure 11.2. The result of the access depicted in figure
11.2 is to transfer the write data from the lower byte to TCNT or TCSR.
Reading TCNT and TCSR: The read addresses are H'FFA8 for TCSR and H'FFA9 for TCNT, as
indicated in table 11.2.
These two registers are read like other registers. Byte access instructions can be used.
Table 11.2 Read Addresses of TCNT and TCSR
Read Address
H'FFA8
H'FFA9
228
Register Access
Writing to TCNT
Writing to TCSR
Address
Address
Figure 11.2 Writing to TCNT and TCSR
Register
TCSR
TCNT
H'FFA8
H'FFA8
15
15
H'5A
H'A5
8 7
8 7
Write data
Write data
0
0
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