HD6417706F133 Renesas Electronics America, HD6417706F133 Datasheet - Page 384

• Manufacturer Part Number: HD6417706F133
• Description: IC SUPERH MPU ROMLESS 176LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417706F133

• Core Processor: SH-3
• Core Size: 32-Bit
• Speed: 133MHz
• Connectivity: EBI/EMI, FIFO, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 103
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.75 V ~ 2.05 V
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 176-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Section 12 Timer Unit (TMU)
Auto-reload count operation
Figure 12.3 shows the TCNT auto-reload operation.
STR0 to STR2
TCNT count timing
1. Internal Clock Operation: Set the TPSC2 to TPSC0 bits in TCR to select whether peripheral
Rev. 5.00 May 29, 2006 page 334 of 698
REJ09B0146-0500
H'00000000
Timer counter
module clock P or one of the four internal clocks created by dividing it is used (P /4, P /16,
P /64, P /256). Figure 12.4 shows the timing.
input clock
TCOR
UNF
Internal
TCNT value
TCNT
clock
P
Figure 12.4 Count Timing when Internal Clock Is Operating
N + 1
Figure 12.3 Auto-Reload Count Operation
N
TCOR value set to
TCNT during underflow
N – 1
Time