R5F21257SYFP#U0 Renesas Electronics America, R5F21257SYFP#U0 Datasheet - Page 515
![MCU 2KB FLASH 48K 52-LQFP](/photos/28/61/286101/52-lqfp_sml.jpg)
R5F21257SYFP#U0
Manufacturer Part Number
R5F21257SYFP#U0
Description
MCU 2KB FLASH 48K 52-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/25r
Specifications of R5F21257SYFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
Program Memory Size
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
2.5K x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 105°C
Package / Case
52-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
- Current page: 515 of 527
- Download datasheet (6Mb)
Rev.
1.00
REVISION HISTORY
May 31, 2006
Date
Page
140
141
142
143
144
146
147
148
149
150
151
152
153
154
155
156
157
158
159
14.2.1.1 Timer Write Control during Count added
Figure 14.8 TRAIOC Register in Pulse Width Measurement Mode revised
Figure 14.9 Operating Example of Pulse Width Measurement Mode revised
Table 14.6 Pulse Period Measurement Mode Specifications revised
Figure 14.10 TRAIOC Register in Pulse Period Measurement Mode revised
Figure 14.11 Operating Example of Pulse Period Measurement Mode revised
14.2 Timer RB; “The count source for timer RB ... and reloading.” added
Figure 14.12 Block Diagram of Timer RB revised
Figure 14.13 Registers TRBCR and TRBOCR revised
Figure 14.14 Registers TRBIOC and TRBMR revised
Figure 14.15 Registers TRBPRE, TRBSC, and TRBPR revised
Table 14.7 Timer Mode Specifications revised
Figure 14.16 TRBIOC Register in Timer Mode revised
Figure 14.17 Operating Example of Timer RB when Count Value is
Rewritten during Count added
Table 14.8 Programmable Waveform Generation Mode Specifications
revised
Figure 14.18 TRBIOC Register in Programmable Waveform Generation
Mode revised
Figure 14.19 Operating Example of Timer RB in Programmable
Waveform Generation Mode revised
Table 14.9 Programmable One-Shot Generation Mode Specifications revised
Figure 14.20 TRBIOC Register in Programmable One-Shot Generation
Mode revised
Figure 14.21 Operating Example of Programmable One-Shot
Generation Mode revised
14.2.3.1 Selecting One-shot Trigger added
Table 14.10 Programmable Wait One-Shot Generation Mode
Specifications revised
R8C/24 Group, R8C/25 Group Hardware Manual
(Figure 14.10 Registers TRACR and TRAIOC in Pulse Width
Measurement Mode TRACR register deleted, Figure 14.11 TRAMR
Register in Pulse Width Measurement Mode deleted)
(Figure 14.13 Registers TRACR and TRAIOC in Pulse Period
Measurement Mode TRACR register deleted, Figure 14.14 TRAMR
Register in Pulse Period Measurement Mode deleted)
• Timer mode: ... (peripheral function clock ... added
(Figure 14.20 Registers TRBIOC and TRBMR in Timer Mode TRBMR
register deleted)
(Figure 14.20 Registers TRBIOC and TRBMR in Timer Mode TRBMR
register deleted)
(Figure 14.23 Registers TRBIOC and TRBMR in Programmable One-
Shot Generation Mode TRBMR register deleted)
C - 11
Description
Summary
Related parts for R5F21257SYFP#U0
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![R0K330290S001BE](/photos/28/41/284146/r0k330290s001be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR M16C/29
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K5212D8S001BE](/photos/24/13/241324/4607177_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8C/2D
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K33062PS001BE](/photos/24/13/241320/4607173_tmb.jpg)
Part Number:
Description:
R0K33062P STARTER KIT
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K521237S001BE](/photos/28/41/284170/r0k521237s001be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8C/23 E8A
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K521256S001BE](/photos/24/13/241323/4607176_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8C/25
Manufacturer:
Renesas Electronics America
Datasheet:
![YLCDRSK2456S](/images/manufacturer_photos/0/5/560/renesas_electronics_america_tmb.jpg)
Part Number:
Description:
KIT STARTER H8S2456 SHARPE DSPLY
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K521380S000BE](/photos/28/41/284144/r0k521380s000be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8C38C
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K521350S000BE](/photos/28/41/284145/r0k521350s000be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8C35C
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K52L3A0S000BE](/photos/28/41/284149/r0k52l3a0s000be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8CL3AC+LCD APPS
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K556100S000BE](/images/manufacturer_photos/0/5/560/renesas_electronics_america_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR RX610
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K564189S000BE](/photos/28/41/284173/r0k564189s000be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R32C/118
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K521276S000BE](/photos/9/26/92647/r0k521276s000be_tmb.jpg)
Part Number:
Description:
KIT DEV RSK-R8C/26-29
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K571242S001BE](/photos/9/23/92397/r0k571242s001be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR SH7124
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K561622S000BE](/photos/9/23/92398/r0k561622s000be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR H8SX/1622
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K572030S000BE](/photos/9/24/92406/r0k572030s000be_tmb.jpg)
Part Number:
Description:
KIT DEV FOR SH7203
Manufacturer:
Renesas Electronics America
Datasheet: