HD6473937RXV Renesas Electronics America, HD6473937RXV Datasheet - Page 188
![MCU 3/5V 60K 100-TQFP](/photos/28/61/286108/100-tqfp_sml.jpg)
HD6473937RXV
Manufacturer Part Number
HD6473937RXV
Description
MCU 3/5V 60K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300L SLPr
Datasheet
1.HD6473937RXV.pdf
(523 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6473937RXV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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- Download datasheet (3Mb)
2. Port control register A (PCRA)
PCRA controls whether each of port A pins PA
Setting a PCRA bit to 1 makes the corresponding pin an output pin, while clearing the bit to 0
makes the pin an input pin.
Upon reset, PCRA is initialized to H'F0.
PCRA is a write-only register, which always reads all 1s.
8.11.3
Table 8-30 shows the port A pin functions.
Table 8-30 Port A Pin Functions
Pin
PA
8.11.4
Table 8-31 shows the port A pin states in each operating mode.
Table 8-31 Port A Pin States
Pins
PA
174
Bit
Initial value
Read/Write
3
3
to PA
to PA
0
0
Pin States
Pin Functions
Reset
High-
impedance
Pin Functions and Selection Method
The pin function depends on bit PCRA
—
—
7
1
Pin function
Sleep
Retains
previous
state
PCRA
—
—
6
1
n
Subsleep
Retains
previous
state
—
—
5
1
3
to PA
Standby
High-
impedance
—
—
4
1
PA
0
n
functions as an input pin or output pin.
input pin
n
in PCRA.
0
PCRA
R/W
3
0
Watch
Retains
previous
state
3
PCRA
R/W
2
0
2
Subactive
Functional
PCRA
PA
R/W
1
0
n
output pin
1
1
Active
Functional
(n = 3 to 0)
PCRA
R/W
0
0
0
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