参数资料
型号: C8051F005-TB
厂商: Silicon Laboratories Inc
文件页数: 131/171页
文件大小: 0K
描述: BOARD PROTOTYPING W/C8051F005
标准包装: 1
类型: MCU
适用于相关产品: C8051F005
所含物品:
C8051F000/1/2/5/6/7
C8051F010/1/2/5/6/7
10. CIP-51 CPU
The MCUs’ system CPU is the CIP-51.
The CIP-51 is fully compatible with the MCS-51
TM instruction set.
Standard 803x/805x assemblers and compilers can be used to develop software. The MCU family has a superset of
all the peripherals included with a standard 8051. Included are four 16-bit counter/timers (see description in Section
19), a full-duplex UART (see description in Section 18), 256 bytes of internal RAM, 128 byte Special Function
Register (SFR) address space (see Section 10.3), and four byte-wide I/O Ports (see description in Section 14). The
CIP-51 also includes on-chip debug hardware (see description in Section 21), and interfaces directly with the
MCUs’ analog and digital subsystems providing a complete data acquisition or control-system solution in a single
integrated circuit.
Features
The CIP-51 Microcontroller core implements the standard 8051 organization and peripherals as well as additional
custom peripherals and functions to extend its capability (see Figure 10.1 for a block diagram).
The CIP-51
includes the following features:
-
Fully Compatible with MCS-51 Instruction Set
-
Reset Input
-
25 MIPS Peak Throughput with 25MHz Clock
-
Power Management Modes
-
0 to 25MHz Clock Frequency (on ‘F0x5/6/7)
-
On-chip Debug Circuitry
-
Four Byte-Wide I/O Ports
-
Program and Data Memory Security
-
Extended Interrupt Handler
Figure 10.1. CIP-51 Block Diagram
DATA BUS
TMP1
TMP2
PRGM. ADDRESS REG.
PC INCREMENTER
ALU
PSW
DATA BUS
DAT
A
BUS
MEMORY
INTERFACE
MEM_ADDRESS
D8
PIPELINE
BUFFER
DATA POINTER
INTERRUPT
INTERFACE
SYSTEM_IRQs
EMULATION_IRQ
MEM_CONTROL
CONTROL
LOGIC
A16
PROGRAM COUNTER (PC)
STOP
CLOCK
RESET
IDLE
POWER CONTROL
REGISTER
DAT
A
BUS
SFR
BUS
INTERFACE
SFR_ADDRESS
SFR_CONTROL
SFR_WRITE_DATA
SFR_READ_DATA
D8
B REGISTER
D8
ACCUMULATOR
D8
MEM_WRITE_DATA
MEM_READ_DATA
D8
SRAM
ADDRESS
REGISTER
SRAM
(256 X 8)
D8
STACK POINTER
D8
Rev. 1.7
62
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