56F827 Datasheet, PDF (3/60 Pages) Motorola, Inc – 56F827 16-bit Hybrid Controller

56F827 General Description
• Up to 40 MIPS at 80MHz core frequency
• DSP and MCU functionality in a unified,
C-efficient architecture
• Hardware DO and REP loops
• 64K × 16-bit words (128KB) Program Flash
• 1K × 16-bit words (2KB) Program RAM
• 4K × 16-bit words (8KB) Data Flash
• 4K × 16-bit words (8KB) Data RAM
• Up to 64K × 16-bit words (128KB) external memory
expansion each for Program and Data memory
• JTAG/OnCE™ for debugging
• General Purpose Quad Timer
• MCU-friendly instruction set supports both DSP and
controller functions: MAC, bit manipulation unit, 14
addressing modes
• 8-channel Programmable Chip Select
• 10-channel, 12-bit ADC
• Synchronous Serial Interface (SSI)
• Serial Port Interface (SPI)
• Serial Communications Interface (SCI)
• Time-of-Day (TOD) Timer
• 128-pin LQFP Package
• 16-dedicated and 48 shared GPIO
EXTBOOT _DEBUG
RESET
IRQB
IRQA
6
V_DDIO V_SSIO V_DD V_SS V_DDA V_SSA
5
5
3
4
2
2
inputs
10
V_REFP, V_REFMID,
ADC
JTAG/
OnCE
Port
Low Voltage Supervisor Analog Reg
V_REFIN
3
V_REFLO
V_REFHI
Interrupt
Controller
Program Controller
and Hardware
Looping Unit
Address
Generation
Unit
Data ALU
16 x 16 + 36 → 36-Bit MAC
Three 16-bit Input Registers
Two 36-bit Accumulators
Bit
Manipulation
Unit
Program and Boot
Memory
4
Quad Timer A/
or GPIO
64512 x 16 Flash
1024 x 16 SRAM
PAB
PDB
16-Bit
56800
PLL
Core
VPP
2
SCI 2 or
GPIO
Data Memory
4096 x 16 Flash
4096 x 16 SRAM
XDB2
CGDB
XAB1
XAB2
INTERRUPT
IPBB
Clock
Gen
SSI 0 or
CONTROLS CONTROLS
6
GPI0
16
16
External
4
4
PCS [2:7}
6
SCI 0 &1 or
SPI 0
SPI 1 or
GPIO
Programmable
Chip Select
COP/
Watchdog
Application-
Specific
Memory &
Peripherals
COP
RESET
MODULE
CONTROLS
ADDRESS
BUS [8:0]
IPBus Bridge
(IPBB)
Address Bus
External
Bus
Switch
16
Interface
Unit
External
Data Bus
Switch
16
Dedicated
16
GPIO
TOD
Timer
DATA
BUS [15:0]
Bus
Control
CLKO
XTAL
EXTAL
A[00:15]
or
GPIOA16[00:16]
D[00:15]
or
GPIOG16[00:16]
PS or PCS[0]
DS or PCS[1]
WR
RD
56F827 Block Diagram
56F827 Technical Data, Rev. 12
Freescale Semiconductor
3