HD64F3664FY Renesas Electronics America, HD64F3664FY Datasheet - Page 231
HD64F3664FY
Manufacturer Part Number
HD64F3664FY
Description
IC H8 MCU FLASH 32K 48QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300H Tinyr
Datasheet
1.US3664-BAG1.pdf
(446 pages)
Specifications of HD64F3664FY
Core Processor
H8/300H
Core Size
16-Bit
Speed
16MHz
Connectivity
I²C, SCI
Peripherals
PWM, WDT
Number Of I /o
29
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
48-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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14.3.6
SCR3 is a register that enables or disables SCI3 transfer operations and interrupt requests, and is
also used to select the transfer clock source. For details on interrupt requests, refer to section 14.7,
Interrupts.
Bit
3
2
1
0
Bit
7
Serial Control Register 3 (SCR3)
Bit Name
STOP
MP
CKS1
CKS0
Bit Name
TIE
Initial
Value
0
0
0
0
Initial
Value
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Stop Bit Length (enabled only in asynchronous mode)
Selects the stop bit length in transmission.
0: 1 stop bit
1: 2 stop bits
For reception, only the first stop bit is checked,
regardless of the value in the bit. If the second stop bit
is 0, it is treated as the start bit of the next transmit
character.
Multiprocessor Mode
When this bit is set to 1, the multiprocessor
communication function is enabled. The PE bit and
PM bit settings are invalid. In clocked synchronous
mode, this bit should be cleared to 0.
Clock Select 0 and 1
These bits select the clock source for the on-chip
baud rate generator.
00: φ clock (n = 0)
01: φ/4 clock (n = 1)
10: φ/16 clock (n = 2)
11: φ/64 clock (n = 3)
For the relationship between the bit rate register
setting and the baud rate, see section 14.3.8, Bit Rate
Register (BRR). n is the decimal representation of the
value of n in BRR (see section 14.3.8, Bit Rate
Register (BRR)).
Description
Transmit Interrupt Enable
When this bit is set to 1, the TXI interrupt request is
enabled.
Section 14 Serial Communication Interface 3 (SCI3)
Rev. 6.00 Mar. 24, 2006 Page 201 of 412
REJ09B0142-0600
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