
- •Advance Information
- •Figure 1 MC68175 Functional Block Diagram
- •Table of Contents
- •Features
- •Additional Support
- •Documentation
- •Features
- •Signal/Connection Descriptions
- •Signal Groupings
- •Power Input and Monitoring
- •Processor Clock
- •Test and Reset
- •Input
- •Output
- •Input
- •Input
- •Input
- •Current Symbol Inputs
- •Input
- •Input
- •Serial Peripheral Interface (SPI)
- •Receiver Control Port
- •Specifications
- •Introduction
- •Maximum Ratings
- •TSTG
- •Thermal characteristics
- •Not available
- •DC Electrical Characteristics
- •ITSI
- •AC Electrical Characteristics
- •Initialization Timing
- •tSTART
- •tRESET
- •tRHRL
- •tOWRL
- •RESET Timing
- •tRLRH
- •tRHRL
- •Serial Peripheral Interface (SPI) Timing
- •tCYC
- •tLEAD1
- •tLAG1
- •tRDY
- •tRDY
- •tLEAD2
- •tLAG2
- •tDIS
- •tSSH
- •tSCKH
- •tSCKL
- •Packaging
- •Pin-out and Package Information
- •TQFP Package Description
- •TOUT0
- •TOUT3
- •TOUT2
- •TOUT1
- •TOUTEN
- •LOBAT
- •READY
- •EXTS1
- •TEST
- •EXTS0
- •XTAL
- •EXTAL
- •SYMCLK
- •MOSI
- •MISO
- •TOUTSEL
- •RESET
- •CLKOUT
- •CLKOUT
- •RESET
- •TOUT3
- •EXTAL
- •TOUTEN
- •EXTS0
- •TOUTSEL
- •EXTS1
- •SYMCLK
- •LOBAT
- •TEST
- •MISO
- •TOUT0
- •MOSI
- •TOUT1
- •READY
- •TOUT2
- •XTAL
- •Ordering Drawings
- •Design Considerations
- •Thermal Design Considerations
- •Application Design Considerations
- •Ordering Information
- •FLEX Overview
- •FLEX Signal Structure
- •FLEX Message Word Definitions
- •Numeric Data Message
- •Message Fill Rules
- •Special Format Numeric
- •Hex/Binary Message
- •Message Content
- •Fragment Termination
- •Message Header
- •Alphanumeric Message
- •Message Content
- •Message Termination
- •Enhanced Fragmentation Rules
- •Secure Message
- •Message Content
- •Message Termination
- •FLEX Encoding and Decoding Rules
- •FLEX Encoding Rules
- •FLEX Decoding Rules
- •FLEX Character Sets and Rules
- •Alphanumeric Character Set
- •Numeric Character Set
- •Spare
- •Space
- •Space
- •FLEX Local Time And Date
- •Month/Day/Year
- •Second/Minute/Hour
- •Accurate Seconds/Daylight Savings Time/Time Zone
- •RESERVED
- •FLEX CAPCODES
- •Idle Word (Illegal Address)
- •Long Address 1
- •Short Address
- •Long Address 3
- •Long Address 4
- •Short Address (Reserved)
- •Info Service Address
- •Network Address
- •Temporary Address
- •Operator Messaging Address
- •Short Address (Reserved)
- •Long Address 2
- •1F7FFF–1FFFFE
- •Idle Word (Illegal Address)
- •1FFFFF
- •Long Address 1
- •Long Address 2
- •Long Address 1
- •Long Address 3
- •Long Address 1
- •Long Address 4
- •Long Address 2
- •Long Address 3
- •Long Address 2
- •Long Address 4
- •CAPCODE Type
- •fffbU1234567
- •fffbU123456789
- •RfffbU1234567890
- •Standard Frame and Phase Embedding Rules
- •CAPCODE Alpha Character Definition
- •CAPCODE to Binary Conversion
- •Short CAPCODE
- •Long CAPCODE 2,101,249 to 1,075,843,072
- •Long CAPCODE 1,075,843,073 to 3,223,326,720
- •Long CAPCODE 3,223,326,721 to 4,297,068,542
- •Binary to CAPCODE Conversion
- •CAPCODE Assignments
- •SPI Packets
- •Packet Communication Initiated by the Host
- •Packet Communication Initiated by the FLEXchip IC
- •1. The FLEXchip IC drives the READY pin low.
- •Host-to-Decoder Packet Map
- •Decoder-to-Host Packet Map
- •Host-to-Decoder Packet Descriptions
- •Checksum Packet
- •Configuration Packet
- •Oscillator Frequency Difference (OFD)
- •Signal Polarity (SP)
- •Normal
- •Normal
- •Normal
- •Inverted
- •Inverted
- •Normal
- •Inverted
- •Inverted
- •Synchronous Mode Enable (SME)
- •Maximum Off Time (MOT)
- •Clock Output Disable (COD)
- •Minute Timer Enable (MTE)
- •Low Battery Polarity (LBP)
- •Control Packet
- •Force Frame (FF) 0–7
- •Single Phase Mode (SPM)
- •Phase Select (PS)
- •Send Block Information (SBI) words 2-4
- •Minute Timer Clear (MTC)
- •Turn On Decoder (ON)
- •All Frame Mode Packet
- •Decrement All Frame (DAF) Counter
- •Force All Frame (FAF) Mode
- •Decrement Temporary Address (DTA) Enable Counter
- •Receiver Line Control Packet
- •Force Receiver Setting (FRS)
- •Control Line Setting (CLS)
- •Receiver Control Configuration Packets
- •Low Battery Check (LBC)
- •Control Line Setting (CLS)
- •Step Time (ST)
- •Receiver Warm Up Setting Packets
- •Setting Number (s)
- •Warm Up 1
- •Warm Up 2
- •Warm Up 3
- •Warm Up 4
- •Warm Up 5
- •Step Enable (SE)
- •Low Battery Check (LBC)
- •Control Line Setting (CLS)
- •Step Time (ST)
- •3200 sps Sync Setting Packets
- •Low Battery Check (LBC)
- •Control Line Setting (CLS)
- •Step Time (ST)
- •Receiver On Setting Packets
- •Setting Number (s)
- •1600 sps Sync
- •3200 sps Data
- •1600 sps Data
- •Low Battery Check (LBC)
- •Control Line Setting (CLS)
- •Receiver Shut Down Setting Packets
- •Setting Number (s)
- •Shut Down 1
- •Shut Down 2
- •Step Enable (SE)
- •Low Battery Check (LBC)
- •Control Line Setting (CLS)
- •Step Time (ST)
- •Frame Assignment Packets
- •Frame range (f)
- •Frame 127
- •Frame 112
- •Frame 111
- •Frame 96
- •Frame 95
- •Frame 80
- •Frame 79
- •Frame 64
- •Frame 63
- •Frame 48
- •Frame 47
- •Frame 32
- •Frame 31
- •Frame 16
- •Frame 15
- •Frame 0
- •Assigned Frame (AF)
- •User Address Enable Packet
- •User Address Assignment Packets
- •User Address Word Number (a0–a3)
- •Long Address (LA)
- •Tone-Only Address (TOA)
- •Address word (A0–A20)
- •Decoder-to-Host Packet Descriptions
- •Block Information Word Packet
- •Address Packet
- •Priority Address (PA)
- •Phase (p)
- •Long Address type (LA)
- •Address Index (AI)
- •Tone Only Address (TOA)
- •Word number (WN) of vector (2–87)
- •Unused bits (x)
- •Vector Packet
- •Short Message / Tone Only Vector
- •Numeric Vector Packet
- •Vector Type Identifier (V)
- •Additional Bit Descriptors
- •Vector Type Identifier (V)
- •Secure
- •Alphanumeric
- •Hex / Binary
- •Additional Bit Descriptors
- •Short Instruction Vector
- •Message Packet
- •Status Packet
- •Frame Info Valid (FIV)
- •Current frame number (f)
- •Synchronous Mode (SM)
- •Low Battery (LB)
- •Current System Cycle Number (c)
- •Synchronous Mode Update (SMU)
- •Low Battery Update (LBU)
- •Minute Time-out (MT)
- •End Of Frame (EOF)
- •Buffer Overflow Error (BOE)
- •Unused bits (x)
- •Part ID Packet
- •Model (MDL)
- •Compatibility ID (CID)
- •Revision (REV)
- •Application Notes
- •Receiver Control
- •Introduction
- •1. what setting is applied to the control lines,
- •2. how long to apply the setting, and
- •Receiver Settings at Reset
- •Normal Receiver Warm Up Sequence
- •First Receiver Warm Up Sequence
- •Receiver Shut Down Sequence
- •Miscellaneous Receiver States
- •Low Battery Detection
- •Message Building
- •ADDRESS 1
- •ADDRESS 2
- •LONG ADDRESS 3 WORD 1
- •LONG ADDRESS 3 WORD 2
- •VECTOR 1
- •VECTOR 2
- •MESSAGE 1, 1
- •MESSAGE 1, 2
- •VECTOR 3
- •MESSAGE 1, 3
- •MESSAGE 3, 1
- •MESSAGE 2, 1
- •MESSAGE 2, 2
- •MESSAGE 2, 3
- •MESSAGE 3, 2
- •MESSAGE 2, 4
- •MESSAGE 3, 3
- •ADDRESS
- •ADDRESS
- •VECTOR
- •VECTOR
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •VECTOR
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •Building a Fragmented Message
- •ADDRESS 1
- •VECTOR 1
- •MESSAGE
- •ADDRESS 1
- •VECTOR 1
- •MESSAGE
- •STATUS
- •ADDRESS 1
- •VECTOR 1
- •MESSAGE
- •STATUS
- •ADDRESS 1
- •VECTOR 1
- •MESSAGE
- •Operation of a Temporary Address
- •Group Messaging
- •FLEX Overview
- •FLEX Signal Structure
- •FLEX Message Word Definitions
- •Numeric Data Message
- •Message Fill Rules
- •Special Format Numeric
- •Hex/Binary Message
- •Message Content
- •Fragment Termination
- •Message Header
- •Alphanumeric Message
- •Message Content
- •Message Termination
- •Enhanced Fragmentation Rules
- •Secure Message
- •Message Content
- •Message Termination
- •FLEX Encoding and Decoding Rules
- •FLEX Encoding Rules
- •FLEX Decoding Rules
- •FLEX Character Sets and Rules
- •Alphanumeric Character Set
- •Numeric Character Set
- •Spare
- •Space
- •Space
- •FLEX Local Time And Date
- •Month/Day/Year
- •Second/Minute/Hour
- •Accurate Seconds/Daylight Savings Time/Time Zone
- •RESERVED
- •FLEX CAPCODES
- •Idle Word (Illegal Address)
- •Long Address 1
- •Short Address
- •Long Address 3
- •Long Address 4
- •Short Address (Reserved)
- •Info Service Address
- •Network Address
- •Temporary Address
- •Operator Messaging Address
- •Short Address (Reserved)
- •Long Address 2
- •1F7FFF–1FFFFE
- •Idle Word (Illegal Address)
- •1FFFFF
- •Long Address 1
- •Long Address 2
- •Long Address 1
- •Long Address 3
- •Long Address 1
- •Long Address 4
- •Long Address 2
- •Long Address 3
- •Long Address 2
- •Long Address 4
- •CAPCODE Type
- •fffbU1234567
- •fffbU123456789
- •RfffbU1234567890
- •Standard Frame and Phase Embedding Rules
- •CAPCODE Alpha Character Definition
- •CAPCODE to Binary Conversion
- •Short CAPCODE
- •Long CAPCODE 2,101,249 to 1,075,843,072
- •Long CAPCODE 1,075,843,073 to 3,223,326,720
- •Long CAPCODE 3,223,326,721 to 4,297,068,542
- •Binary to CAPCODE Conversion
- •CAPCODE Assignments
- •SPI Packets
- •Packet Communication Initiated by the Host
- •Packet Communication Initiated by the FLEXchip IC
- •1. The FLEXchip IC drives the READY pin low.
- •Host-to-Decoder Packet Map
- •Decoder-to-Host Packet Map
- •Host-to-Decoder Packet Descriptions
- •Checksum Packet
- •Configuration Packet
- •Oscillator Frequency Difference (OFD)
- •Signal Polarity (SP)
- •Normal
- •Normal
- •Normal
- •Inverted
- •Inverted
- •Normal
- •Inverted
- •Inverted
- •Synchronous Mode Enable (SME)
- •Maximum Off Time (MOT)
- •Clock Output Disable (COD)
- •Minute Timer Enable (MTE)
- •Low Battery Polarity (LBP)
- •Control Packet
- •Force Frame (FF) 0–7
- •Single Phase Mode (SPM)
- •Phase Select (PS)
- •Send Block Information (SBI) words 2-4
- •Minute Timer Clear (MTC)
- •Turn On Decoder (ON)
- •All Frame Mode Packet
- •Decrement All Frame (DAF) Counter
- •Force All Frame (FAF) Mode
- •Decrement Temporary Address (DTA) Enable Counter
- •Receiver Line Control Packet
- •Force Receiver Setting (FRS)
- •Control Line Setting (CLS)
- •Receiver Control Configuration Packets
- •Low Battery Check (LBC)
- •Control Line Setting (CLS)
- •Step Time (ST)
- •Receiver Warm Up Setting Packets
- •Setting Number (s)
- •Warm Up 1
- •Warm Up 2
- •Warm Up 3
- •Warm Up 4
- •Warm Up 5
- •Step Enable (SE)
- •Low Battery Check (LBC)
- •Control Line Setting (CLS)
- •Step Time (ST)
- •3200 sps Sync Setting Packets
- •Low Battery Check (LBC)
- •Control Line Setting (CLS)
- •Step Time (ST)
- •Receiver On Setting Packets
- •Setting Number (s)
- •1600 sps Sync
- •3200 sps Data
- •1600 sps Data
- •Low Battery Check (LBC)
- •Control Line Setting (CLS)
- •Receiver Shut Down Setting Packets
- •Setting Number (s)
- •Shut Down 1
- •Shut Down 2
- •Step Enable (SE)
- •Low Battery Check (LBC)
- •Control Line Setting (CLS)
- •Step Time (ST)
- •Frame Assignment Packets
- •Frame range (f)
- •Frame 127
- •Frame 112
- •Frame 111
- •Frame 96
- •Frame 95
- •Frame 80
- •Frame 79
- •Frame 64
- •Frame 63
- •Frame 48
- •Frame 47
- •Frame 32
- •Frame 31
- •Frame 16
- •Frame 15
- •Frame 0
- •Assigned Frame (AF)
- •User Address Enable Packet
- •User Address Assignment Packets
- •User Address Word Number (a0–a3)
- •Long Address (LA)
- •Tone-Only Address (TOA)
- •Address word (A0–A20)
- •Decoder-to-Host Packet Descriptions
- •Block Information Word Packet
- •Address Packet
- •Priority Address (PA)
- •Phase (p)
- •Long Address type (LA)
- •Address Index (AI)
- •Tone Only Address (TOA)
- •Word number (WN) of vector (2–87)
- •Unused bits (x)
- •Vector Packet
- •Short Message / Tone Only Vector
- •Numeric Vector Packet
- •Vector Type Identifier (V)
- •Additional Bit Descriptors
- •Vector Type Identifier (V)
- •Secure
- •Alphanumeric
- •Hex / Binary
- •Additional Bit Descriptors
- •Short Instruction Vector
- •Message Packet
- •Status Packet
- •Frame Info Valid (FIV)
- •Current frame number (f)
- •Synchronous Mode (SM)
- •Low Battery (LB)
- •Current System Cycle Number (c)
- •Synchronous Mode Update (SMU)
- •Low Battery Update (LBU)
- •Minute Time-out (MT)
- •End Of Frame (EOF)
- •Buffer Overflow Error (BOE)
- •Unused bits (x)
- •Part ID Packet
- •Model (MDL)
- •Compatibility ID (CID)
- •Revision (REV)
- •Application Notes
- •Receiver Control
- •Introduction
- •1. what setting is applied to the control lines,
- •2. how long to apply the setting, and
- •Receiver Settings at Reset
- •Normal Receiver Warm Up Sequence
- •First Receiver Warm Up Sequence
- •Receiver Shut Down Sequence
- •Miscellaneous Receiver States
- •Low Battery Detection
- •Message Building
- •ADDRESS 1
- •ADDRESS 2
- •LONG ADDRESS 3 WORD 1
- •LONG ADDRESS 3 WORD 2
- •VECTOR 1
- •VECTOR 2
- •MESSAGE 1, 1
- •MESSAGE 1, 2
- •VECTOR 3
- •MESSAGE 1, 3
- •MESSAGE 3, 1
- •MESSAGE 2, 1
- •MESSAGE 2, 2
- •MESSAGE 2, 3
- •MESSAGE 3, 2
- •MESSAGE 2, 4
- •MESSAGE 3, 3
- •ADDRESS
- •ADDRESS
- •VECTOR
- •VECTOR
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •VECTOR
- •MESSAGE
- •MESSAGE
- •MESSAGE
- •Building a Fragmented Message
- •ADDRESS 1
- •VECTOR 1
- •MESSAGE
- •ADDRESS 1
- •VECTOR 1
- •MESSAGE
- •STATUS
- •ADDRESS 1
- •VECTOR 1
- •MESSAGE
- •STATUS
- •ADDRESS 1
- •VECTOR 1
- •MESSAGE
- •Operation of a Temporary Address
- •Group Messaging

Specifications
Serial Peripheral Interface (SPI) Timing
SERIAL PERIPHERAL INTERFACE (SPI) TIMING
(VCC = 1.8 to 3.3 V, TA = 0 to +70°C)
Table 2-6 SPI Timing
|
|
Characteristic |
Conditions |
Symbol |
Min |
Max |
Unit |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating Frequency |
— |
fOP |
0 |
1 |
MHz |
|
|
Cycle Time |
— |
tCYC |
1000 |
— |
ns |
|
|
Select Lead Time |
— |
tLEAD1 |
200 |
— |
ns |
|
|
De-select Lag Time |
— |
tLAG1 |
200 |
— |
ns |
|
|
Select-to-Ready Time |
Previous packet did not program |
tRDY |
— |
80 |
s |
|
|
|
|
an address word; CL = 50 pf |
|
|
|
|
|
Select-to-Ready Time |
Previous packet programmed an |
tRDY |
— |
420 |
s |
|
|
|
|
address word; CL = 50 pf |
|
|
|
|
|
Ready High Time |
— |
tRH |
50 |
— |
s |
|
|
Ready Lead Time |
— |
tLEAD2 |
200 |
— |
ns |
|
|
Not Ready Lag Time |
CL = 50pf |
tLAG2 |
— |
200 |
ns |
|
|
MOSI Data Setup |
— |
tSU |
200 |
— |
ns |
|
|
Time |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
MOSI Data Hold Time |
— |
tHI |
200 |
— |
ns |
|
|
MISO Access Time |
CL = 50pf |
tAC |
0 |
200 |
ns |
|
|
MISO Disable Time |
— |
tDIS |
— |
300 |
ns |
|
|
MISO Data Valid |
CL = 50pf |
tV |
— |
200 |
ns |
|
|
Time |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
MISO Data Hold Time |
— |
tHO |
0 |
— |
ns |
|
|
|
High Time |
— |
tSSH |
200 |
— |
ns |
|
SS |
||||||
|
SCK High Time |
— |
tSCKH |
300 |
— |
ns |
|
|
SCK Low Time |
— |
tSCKL |
300 |
— |
ns |
|
|
SCK Rise Time |
20% to 70% VDD |
tR |
|
1 |
s |
|
|
SCK Fall Time |
20% to 70% VDD |
tF |
|
1 |
s |
Note: When the host re-programs an address word with a Host-to-FLEXchip packet ID > 127 (decimal), there may be an added delay before FLEXchip is ready for another packet.
2-6 |
MC68175/D, Preliminary |
MOTOROLA |

Specifications
Serial Peripheral Interface (SPI) Timing
SS
READY
tRDY
tLEAD1
SCK
Tri-
MISO stated
tAC
MOSI
....
tSSH
|
.... |
|
tLEAD2 |
tLAG2 |
tRH |
tCYC |
|
|
tR |
tLAG1 |
|
tF |
|
|
|
.... |
|
tSCKL tSCKH
|
|
Tri- |
|
|
.... |
stated |
|
D31 |
D0 |
||
|
|||
tV |
tHO |
tDIS |
|
D31 |
.... |
D0 |
|
|
|||
tHI |
|
|
tSU
Figure 2-3 SPI Timing
MOTOROLA |
MC68175/D, Preliminary |
2-7 |

Specifications
Serial Peripheral Interface (SPI) Timing
2-8 |
MC68175/D, Preliminary |
MOTOROLA |