R5F211B1SP#U0 Renesas Electronics America, R5F211B1SP#U0 Datasheet - Page 128

• 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 14.2
Timer X Mode Register
b7 b6 b5 b4
NOTES :
1.
2. Refer to 14.1.6 Notes on Tim er X for precautions regarding the TXS bit.
The IR bit in the INT1IC register may be set to 1 (requests interrupt) w hen the R0EDG bit is rew ritten.
Refer to 12.5.5 Changing Interrupt Sources.
Dec 08, 2006
b3 b2
b1 b0
TXMR Register
Bit Symbol
TXMOD0
TXMOD1
TXOCNT
TXMOD2
Symbol
R0EDG
TXEDG
TXUND
TXMR
TXS
Page 110 of 315
Operating mode select bits 0, 1
_____
INT1
polarity sw itch bit
Timer X count start flag
P3_7/CNTR0
Operating mode select bit 2
Active edge judgment flag
Timer X underflow flag
/CNTR0 signal
________
Address
Bit Name
008Bh
select bit
(1)
(2)
b1 b0
0 0 : Timer mode or pulse period measurement
0 1 : Pulse output mode
1 0 : Event counter mode
1 1 : Pulse w idth measurement mode
Function varies depending on operating mode.
0 : Stops counting.
1 : Starts counting.
Function varies depending on operating mode.
0 : Other than pulse period measurement mode
1 : Pulse period measurement mode
Function varies depending on operating mode.
Function varies depending on operating mode.
mode
After Reset
Function
00h
14. Timers
RW
RW
RW
RW
RW
RW
RW
RW
RW