HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 543
HD6417712BPV
Manufacturer Part Number
HD6417712BPV
Description
MPU 1.5/3.3V 0K PB-FREE 256-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH Ethernetr
Datasheet
1.HD6417712BPV.pdf
(980 pages)
Specifications of HD6417712BPV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
200MHz
Connectivity
EBI/EMI, Ethernet, FIFO, SCI, SIO
Peripherals
DMA, POR, WDT
Number Of I /o
24
Program Memory Type
ROMless
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417712BPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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14.2.3
The TMU has three timer constant registers (TCOR), one for each channel. The TCOR registers
set the value to be set in TCNT when TCNT underflows.
The TCOR registers are 32-bit readable/writable registers. They are initialized to H'FFFFFFFF by
a power-on reset or manual reset, but are not initialized, and retain their contents, in standby
mode.
14.2.4
The TMU has three timer counters (TCNT), one for each channel. The timer counters (TCNT)
counts down upon input of a clock. The input clock is selected using the TPSC2 to TPSC0 bits in
the timer control registers (TCR).
Bit
5
4, 3
2
1
0
Bit Name
UNIE
TPSC2
TPSC1
TPSC0
Timer Constant Registers (TCOR)
Timer Counters (TCNT)
Initial Value R/W
0
All 0
0
0
0
R/W
R
R/W
R/W
R/W
Description
Underflow Interrupt Control
Controls enabling of interrupt generation when the
status flag (UNF) indicating TCNT underflow has been
set to 1.
0: Interrupt due to UNF (TUNI) is disabled
1: Interrupt due to UNF (TUNI) is enabled
Reserved
These bits are always read as 0. The write value
should always be 0.
Timer Prescaler 2 to 0
Select the TCNT count clock.
000: Count on Pφ/4
001: Count on Pφ/16
010: Count on Pφ/64
011: Count on Pφ/256
100: Reserved (Setting prohibited)
101: Reserved (Setting prohibited)
110: Reserved (Setting prohibited)
111: Reserved (Setting prohibited)
Rev. 1.00 Dec. 27, 2005 Page 499 of 932
Section 14 Timer Unit (TMU)
REJ09B0269-0100
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