HD64F2145BTE20 Renesas Electronics America, HD64F2145BTE20 Datasheet - Page 370

• Manufacturer Part Number: HD64F2145BTE20
• Description: IC H8S MCU FLASH 256K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of HD64F2145BTE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, IrDA, SCI, X-Bus
• Peripherals: PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K 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: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 12 8-Bit Timer (TMR)
Table 12.6 Switching of Internal Clocks and TCNT Operation
No.
1
2
3
Rev. 3.00 Mar 21, 2006 page 314 of 788
REJ09B0300-0300
Timing of Switchover
by Means of CKS1
and CKS0 Bits
Clock switching from low
to low level *
Clock switching from low
to high level *
Clock switching from high
to low level *
1
3
2
TCNT Clock Operation
Clock before
switchover
Clock after
switchover
TCNT
clock
TCNT
Clock before
switchover
Clock after
switchover
TCNT
clock
TCNT
Clock before
switchover
Clock after
switchover
TCNT
clock
TCNT
N
N
N
CKS bit rewrite
CKS bit rewrite
N + 1
N + 1
CKS bit rewrite
N + 1
*
4
N + 2
N + 2