HD6473937RXV Renesas Electronics America, HD6473937RXV Datasheet - Page 260

• Manufacturer Part Number: HD6473937RXV
• Description: MCU 3/5V 60K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300L SLPr

Specifications of HD6473937RXV

• Core Processor: H8/300L
• Core Size: 8-Bit
• Speed: 10MHz
• Connectivity: SCI
• Peripherals: POR, WDT
• Number Of I /o: 59
• Program Memory Size: 60KB (60K x 8)
• Program Memory Type: OTP
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 8x10b
• 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: -

Bit 3: Clock source select 3 (CKS3)
Bit 3 selects the clock source to be supplied and sets the SCK
Bit 3
CKS3
0
1
Note:
Bits 2 to 0: Clock select 2 to 0 (CKS2 to CKS0)
When CKS3 is cleared to 0, bits 2 to 0 selects the prescaler division ratio and the serial clock
cycle.
Bit 2
CKS2
0
0
0
0
1
1
1
1
2. Serial control status register 1 (SCSR1)
SCSR1 is an 8-bit register that indicates the operational and error status of SCI1.
Upon reset, SCSR1 is initialized to H'9C.
246
Bit
Initial value
Read/Write
Note: * Only a write of 0 for flag clearing is possible.
*
Bit 1
CKS1
0
0
1
1
0
0
1
1
SCI1 is an internal function that performs interfacing to the on-chip FLEX™ decoder. It
cannot be used with SCK1 input selected.
Description
Clock source is prescaler S, SCK
Clock source is external clock, SCK
—
—
7
1
Bit 0
CKS0
0
1
0
1
0
1
0
1
SOL
R/W
6
0
Prescaler Division Ratio
ø/1024 (initial value)
ø/256
ø/64
ø/32
ø/16
ø/8
ø/4
ø
W
/4
R/(W)*
ORER
5
0
1
is output
1
—
—
4
1
is input*
—
—
3
1
1
to input or output mode.
Serial Clock Cycle
ø = 2.5 MHz
409.6 s
102.4 s
25.6 s
12.8 s
6.4 s
3.2 s
1.6 s
50 s or 104.2 s
—
—
2
1
MTRF
R
1
0
(initial value)
STF
R/W
0
0