R5F211B1SP#U0 Renesas Electronics America, R5F211B1SP#U0 Datasheet - Page 49

• Manufacturer Part Number: R5F211B1SP#U0
• Description: IC R8C MCU FLASH 4K 20SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/1Br

Specifications of R5F211B1SP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• For Use With: R0K5211B4S001BE - KIT STARTER FOR R8C/18191A1BR0K5211B4S000BE - KIT DEV EVALUATION R8C/1BR0E521174CPE10 - EMULATOR COMPACT R8C/18/19/1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/1A Group, R8C/1B Group
Rev.1.30
REJ09B0252-0130
Figure 5.9
Figure 5.10
Port P1 Drive Capacity Control Register
Pull-Up Control Register 0
Pull-Up Control Register 1
b7 b6 b5 b4
0 0 0 0
b7 b6 b5 b4
NOTE :
b7 b6 b5 b4
NOTE :
1.
1.
When this bit is set to 1 (pulled up), the pin w hose direction bit is set to 0 (input mode) is pulled up.
When the PU11 bit is set to 1 (pulled up), and the PD4_5 bit is set to 0 (input mode), the P4_5 pin is
pulled up.
Dec 08, 2006
b3 b2 b1 b0
b3 b2 b1
b3 b2 b1
Registers PUR0 and PUR1
DRR Register
0
b0
b0
0
Bit Symbol
Bit Symbol
Bit Symbol
(b7-b4)
Symbol
(b1-b0)
(b5-b4)
(b7-b2)
DRR0
DRR1
DRR2
DRR3
Symbol
Symbol
DRR
PUR0
PU02
PU03
PU06
PU07
PUR1
PU11
(b0)
Page 31 of 315
—
—
—
P1_0 drive capacity
P1_1 drive capacity
P1_2 drive capacity
P1_3 drive capacity
Reserved bits
Reserved bits
P1_0 to P1_3 pull-up
P1_4 to P1_7 pull-up
Nothing is assigned. If necessary, set to 0.
When read, the content is undefined.
P3_3 pull-up
P3_4 to P3_5, and P3_7 pll-up
Nothing is assigned. If necessary, set to 0.
When read, the content is undefined.
P4_5 pull-up
Nothing is assigned. If necessary, set to 0.
When read, the content is undefined.
(1)
(1)
Address
Bit Name
Address
Bit Name
Address
Bit Name
00FEh
00FCh
00FDh
(1)
(1)
(1)
Set P1 N-channel output transistor drive
capacity.
Set to 0.
Set to 0.
0 : Not pulled up
1 : Pulled up
0 : Not pulled up
1 : Pulled up
0 : Not pulled up
1 : Pulled up
0 : Low
1 : High
After Reset
XXXXXX0Xb
After Reset
00XX0000b
After Reset
Function
Function
Function
00h
5. Programmable I/O Ports
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
—
—
—