UPD78F9221CS-CAC-A Renesas Electronics America, UPD78F9221CS-CAC-A Datasheet - Page 251
UPD78F9221CS-CAC-A
Manufacturer Part Number
UPD78F9221CS-CAC-A
Description
MCU 8BIT 2KB FLASH 20PIN
Manufacturer
Renesas Electronics America
Series
78K0S/Kx1+r
Datasheet
1.UPD78F9221MC-5A4-A.pdf
(418 pages)
Specifications of UPD78F9221CS-CAC-A
Core Processor
78K0S
Core Size
8-Bit
Speed
10MHz
Connectivity
LIN, UART/USART
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
15
Program Memory Size
2KB (2K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Note These values change as follows depending on the reset source.
Serial interface UART6
Reset function
Low-voltage detector
Interrupt
Flash memory
Register
RESF
LVIM
LVIS
Table 14-1. Hardware Statuses After Reset Acknowledgment (2/2)
Reset Source
WDTRF
LVIRF
Receive buffer register 6 (RXB6)
Transmit buffer register 6 (TXB6)
Asynchronous serial interface operation mode register 6 (ASIM6)
Asynchronous serial interface reception error status register 6
(ASIS6)
Asynchronous serial interface transmission error status register 6
(ASIF6)
Clock select register 6 (CKSR6)
Baud rate generator control register 6 (BRGC6)
Asynchronous serial interface control register 6 (ASICL6)
Input select control register (ISC)
Reset control flag register (RESF)
Low-voltage detection register (LVIM)
Low-voltage detection level select register (LVIS)
Request flag registers (IF0, IF1)
Mask flag registers (MK0, MK1)
External interrupt mode registers (INTM0, INTM1)
Flash protect command register (PFCMD)
Flash status register (PFS)
Flash programming mode control register (FLPMC)
Flash programming command register (FLCMD)
Flash address pointer L (FLAPL)
Flash address pointer H (FLAPH)
Flash address pointer H compare register (FLAPHC)
Flash address pointer L compare register (FLAPLC)
Flash write buffer register (FLW)
Cleared (0)
Cleared (00H)
RESET Input
Hardware
CHAPTER 14 RESET FUNCTION
User’s Manual U16898EJ6V0UD
Cleared (0)
Cleared (00H)
Reset by POC
Set (1)
Held
Cleared (00H)
Reset by WDT
Held
Set (1)
Held
Reset by LVI
FFH
FFH
01H
00H
00H
00H
FFH
16H
00H
00H
00H
00H
00H
FFH
00H
Undefined
00H
Undefined
00H
Undefined
00H
00H
00H
Status After Reset
Note
Note
Note
249
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