EVB9S12XEP100 Freescale Semiconductor, EVB9S12XEP100 Datasheet - Page 741

BOARD EVAL FOR MC9S12XEP100

EVB9S12XEP100

Manufacturer Part Number
EVB9S12XEP100
Description
BOARD EVAL FOR MC9S12XEP100
Manufacturer
Freescale Semiconductor
Type
MCUr
Datasheet

Specifications of EVB9S12XEP100

Contents
Module and Misc Hardware
Processor To Be Evaluated
MC9S12XEP100
Data Bus Width
16 bit
Interface Type
RS-232
Silicon Manufacturer
Freescale
Core Architecture
S12
Core Sub-architecture
S12
Silicon Core Number
MC9S12
Silicon Family Name
S12XE
Rohs Compliant
Yes
For Use With/related Products
MC9S12XEP100
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
20.4
This section provides a complete functional description of the SCI block, detailing the operation of the
design from the end user perspective in a number of subsections.
Figure 20-14
communication between the CPU and remote devices, including other CPUs. The SCI transmitter and
receiver operate independently, although they use the same baud rate generator. The CPU monitors the
status of the SCI, writes the data to be transmitted, and processes received data.
Freescale Semiconductor
SBR12:SBR0
Because of an order from the United States International Trade Commission, BGA-packaged product lines and partnumbers
Clock
RXD
Bus
indicated here currently are not available from Freescale for import or sale in the United States prior to September 2010
Decoder
Functional Description
Infrared
Receive
Baud Rate
Generator
IREN
shows the structure of the SCI module. The SCI allows full duplex, asynchronous, serial
Ir_RXD
T8
R16XCLK
R32XCLK
÷16
SCRXD
TNP[1:0]
Shift Register
and Wakeup
Data Format
Transmit
Encoder
Infrared
SCI Data
Transmit
Transmit
Register
Receive
MC9S12XE-Family Reference Manual Rev. 1.23
Control
Control
Control
Figure 20-14. Detailed SCI Block Diagram
SCTXD
Shift Register
IREN
SCI Data
Receive
Ir_TXD
Register
LOOPS
LOOPS
RSRC
WAKE
RSRC
RWU
SBK
RE
ILT
PE
PT
TE
M
RXD
TDRE
Chapter 20 Serial Communication Interface (S12SCIV5)
RDRF
TCIE
TIE
IDLE
RAF
RIE
Break Detect
LIN Transmit
BERRM[1:0]
OR
TC
Active Edge
R8
NF
FE
PF
BKDFE
Collision
Detect
Detect
RXEDGIE
ILIE
BKDIE
BERRIF
RXEDGIF
BKDIF
BERRIE
TDRE
TC
TXD
IDLE
SCI
Interrupt
Request
741

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