HD64F3437STF16V Renesas Electronics America, HD64F3437STF16V Datasheet - Page 255
HD64F3437STF16V
Manufacturer Part Number
HD64F3437STF16V
Description
MCU 3/5V 60K PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300r
Datasheet
1.HD64F3437STF16V.pdf
(755 pages)
Specifications of HD64F3437STF16V
Core Processor
H8/300
Core Size
8-Bit
Speed
16MHz
Connectivity
Host Interface, I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
74
Program Memory Size
60KB (60K x 8)
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
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F3437STF16V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Part Number:
HD64F3437STF16V
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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11.1.4
Table 11.2 lists information on the watchdog timer registers.
Table 11.2 Register Configuration
Name
Timer control/status register
Timer counter
Note: * Software can write a 0 to clear the status flag bits, but cannot write 1.
11.2
11.2.1
TCNT is an 8-bit readable/writable up-counter. When the timer enable bit (TME) in the timer
control/status register (TCSR) is set to 1, the timer counter starts counting pulses of an internal
clock source selected by clock select bits 2 to 0 (CKS2 to CKS0) in TCSR. When the count
overflows (changes from H'FF to H'00), an overflow flag (OVF) in TCSR is set to 1.
TCNT is initialized to H'00 by a reset and when the TME bit is cleared to 0.
Note: TCNT is more difficult to write to than other registers. See Section 11.2.4, Register
Bit
Initial value
Read/Write
Access, for details.
Register Configuration
Register Descriptions
Timer Counter (TCNT)
R/W
7
0
R/W
6
0
Abbreviation
TCSR
TCNT
R/W
5
0
R/W
R/W
R/(W)*
R/W
4
0
R/W
3
0
Initial
Value
H'10
H'00
R/W
2
0
Write
H'FFA8
H'FFA8
Addresses
R/W
1
0
Read
H'FFA8
H'FFA9
R/W
0
0
223
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