R5F21334CNFP#U0 Renesas Electronics America, R5F21334CNFP#U0 Datasheet - Page 111
R5F21334CNFP#U0
Manufacturer Part Number
R5F21334CNFP#U0
Description
MCU 1KB FLASH 16K ROM 32-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/3x/33Cr
Datasheet
1.R5F21331CNFPU0.pdf
(622 pages)
Specifications of R5F21334CNFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, PWM, Voltage Detect, WDT
Number Of I /o
27
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 12x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
32-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
R5F21334CNFP#U0R5F21334CNFP#V2
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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R8C/33C Group
REJ09B0570-0100 Rev.1.00 Dec. 14, 2009
Page 81 of 589
7.4.20
After Reset
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 01F5h
The VLT0 register selects the voltage level of the input threshold values for ports P0, P1, P2_0 to P2_2, P3_1,
P3_3 to P3_5, P3_7. Bits VLT00 to VLT07 are used to select the input threshold values among three voltage
levels (0.35 VCC, 0.50 VCC, and 0.70 VCC).
Symbol
Symbol
VLT00
VLT01
VLT02
VLT03
VLT04
VLT05
VLT06
VLT07
Bit
Input Threshold Control Register 0 (VLT0)
VLT07
b7
0
P0 input level select bit
P1 input level select bit
P2_0 to P2_2 input level select bit
P3_1, P3_3 to P3_5, P3_7 input level
select bit
VLT06
b6
0
Bit Name
VLT05
b5
0
VLT04
b4
0
b1 b0
b3 b2
b5 b4
b7 b6
VLT03
0 0: 0.50 × VCC
0 1: 0.35 × VCC
1 0: 0.70 × VCC
1 1: Do not set.
0 0: 0.50 × VCC
0 1: 0.35 × VCC
1 0: 0.70 × VCC
1 1: Do not set.
0 0: 0.50 × VCC
0 1: 0.35 × VCC
1 0: 0.70 × VCC
1 1: Do not set.
0 0: 0.50 × VCC
0 1: 0.35 × VCC
1 0: 0.70 × VCC
1 1: Do not set.
b3
0
VLT02
b2
0
Function
VLT01
b1
0
VLT00
b0
0
7. I/O Ports
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
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