DOCUMENT NUMBER
9S12C128DGV1/D
MC9S12C Family
Device User Guide
V01.05
Covers also
MC9S12GC Family
Original Release Date: 25 JAN 2003
Revised: 11 FEBRUARY 2004
Motorola, Inc.
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability,
including without limitation consequential or incidental damages. “Typical” parameters which may be provided in Motorola data sheets and/or specifications can and do vary in
different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s
technical experts. Motorola does not convey any license under its patent rights nor the rights of others. Motorola products are not designed, intended, or authorized for use as
components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the
Motorola product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized
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and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges
that Motorola was negligent regarding the design or manufacture of the part. Motorola and
are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal
Opportunity/Affirmative Action Employer.
©Motorola, Inc., 2002
1
Device User Guide — 9S12C128DGV1/D V01.05
Revision History
Version Revision Effective
Number
Date
Date
00.01
00.02
00.03
25.JAN.03 25.JAN.03
07.FEB.03 07.FEB.03
25.FEB.03 25.FEB.03
Author
Description of Changes
Original Version. Based on C32 user guide version 01.12
Enhanced PortK description
Part number table revision in preface
QFP112 Emulation pinout correction
Enhanced part number explanation in preface
Reduced pseudo STOP current spec. for C64,C96,C128
Enhanced PortAD signal description
Corrected VDDR description in 2.4.2
Revised pin leakage in electrical parameters
SPI timing parameter table correction
Output drive high value reduced in 3V range
PE[4:2] Pull-Up spec out of reset changed
3V Expansion bus timing parameters not tested in production
Minimum bus frequency specification increased to 0.25MHz.
Parameter classification added to Appendix Table C-2.
IOH changed to 4mA for 3V range.
LVR level defined.for C32. Run IDD changed for C32.
Block guide reference table updated
Added PCB layout guide for Pierce oscillator configuration
IOL parameter updated in 3.3V range
Updated PARTID listing due to C128 ECO revision
Changed DOC number and CPU DOC reference number
Included separate C32 LVI levels
Changed PortM pull up reset state to enabled.
Added References to the CAN-less GC-Family
No major revision number increment, since silicon functionality is
not changed.
Added VDDX connection in PCB layout figures 8-1.to 8-6
Added Part ID for 2L45J mask set to Part ID table
Table A-4 VDD/VDDPLL min when supplied externally now 2.35V
Reference S12FTS128K1 in Preface (was S12FTS128K)
Reference to CPU Guide corrected to Version2
Corrected flash sector sizes for C-Family devices with >64K Flash
Corrected Preface Table 0-1 16K part listing to GC16 without CAN
Added PPAGE specifications to memory map diagrams
Added flash timing parameters for 1024 byte sector size
00.04
15.APR.03 15.APR03
00.05
05.MAY.03 05.MAY.03
00.06
21.MAY.03 21.MAY.03
01.00
01.01
01.02
15.JUL.03
15.JUL03
12.AUG.03 12.AUG.03
20.NOV.03 20.NOV.03
01.03
27.NOV.03 27.NOV.03
01.04
27.JAN.04 27.JAN.04
01.05
11.FEB.04 11.FEB.04
2
Device User Guide — 9S12C128DGV1/D V01.05
Table of Contents
Section 1 Introduction
1.1
1.2
1.3
1.4
1.5
1.6
1.7
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Modes of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Device Memory Map. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Detailed Register Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Part ID Assignments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Section 2 Signal Description
2.1
Device Pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
2.2
Signal Properties Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
2.2.1
Pin Initialization for 48 & 52 Pin LQFP bond-out versions . . . . . . . . . . . . . . . . . . 56
2.3
Detailed Signal Descriptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
2.3.1
EXTAL, XTAL — Oscillator Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
2.3.2
RESET — External Reset Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
2.3.3
TEST / VPP — Test Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
2.3.4
XFC — PLL Loop Filter Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
2.3.5
BKGD / TAGHI / MODC — Background Debug, Tag High & Mode Pin . . . . . . . 58
2.3.6
PA[7:0] / ADDR[15:8] / DATA[15:8] — Port A I/O Pins . . . . . . . . . . . . . . . . . . . . 58
2.3.7
PB[7:0] / ADDR[7:0] / DATA[7:0] — Port B I/O Pins . . . . . . . . . . . . . . . . . . . . . . 58
2.3.8
PE7 / NOACC / XCLKS — Port E I/O Pin 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
2.3.9
PE6 / MODB / IPIPE1 — Port E I/O Pin 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
2.3.10 PE5 / MODA / IPIPE0 — Port E I/O Pin 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
2.3.11 PE4 / ECLK— Port E I/O Pin [4] / E-Clock Output . . . . . . . . . . . . . . . . . . . . . . . . 60
2.3.12 PE3 / LSTRB — Port E I/O Pin [3] / Low-Byte Strobe (LSTRB). . . . . . . . . . . . . . 60
2.3.13 PE2 / R/W — Port E I/O Pin [2] / Read/Write. . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
2.3.14 PE1 / IRQ — Port E input Pin [1] / Maskable Interrupt Pin . . . . . . . . . . . . . . . . . 61
2.3.15 PE0 / XIRQ — Port E input Pin [0] / Non Maskable Interrupt Pin . . . . . . . . . . . . 61
2.3.16 PAD[7:0] / AN[7:0] — Port AD I/O Pins [7:0] . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
2.3.17 PP[7] / KWP[7] — Port P I/O Pin [7]. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
2.3.18 PP[6] / KWP[6]/ROMCTL — Port P I/O Pin [6] . . . . . . . . . . . . . . . . . . . . . . . . . . 61
2.3.19 PP[5:0] / KWP[5:0] / PW[5:0] — Port P I/O Pins [5:0] . . . . . . . . . . . . . . . . . . . . . 62
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Device User Guide — 9S12C128DGV1/D V01.05
2.3.20
2.3.21
2.3.22
2.3.23
2.3.24
2.3.25
2.3.26
PJ[7:6] / KWJ[7:6] — Port J I/O Pins [7:6] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
PM5 / SCK — Port M I/O Pin 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
PM4 / MOSI — Port M I/O Pin 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
PM3 / SS — Port M I/O Pin 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
PM2 / MISO — Port M I/O Pin 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
PM1 / TXCAN — Port M I/O Pin 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
PM0 / RXCAN — Port M I/O Pin 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
2.3.27 PS[3:2] — Port S I/O Pins [3:2] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
2.3.28 PS1 / TXD — Port S I/O Pin 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
2.3.29 PS0 / RXD — Port S I/O Pin 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
2.3.30 PPT[7:5] / IOC[7:5] — Port T I/O Pins [7:5] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
2.3.31 PT[4:0] / IOC[4:0] / PW[4:0]— Port T I/O Pins [4:0] . . . . . . . . . . . . . . . . . . . . . . . 63
2.4
Power Supply Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
2.4.1
VDDX,VSSX — Power & Ground Pins for I/O Drivers . . . . . . . . . . . . . . . . . . . . . 63
2.4.2
VDDR, VSSR — Power & Ground Pins for I/O Drivers & for Internal Voltage Regulator
63
2.4.3
VDD1, VDD2, VSS1, VSS2 — Internal Logic Power Pins . . . . . . . . . . . . . . . . . . 63
2.4.4
VDDA, VSSA — Power Supply Pins for ATD and VREG . . . . . . . . . . . . . . . . . . 64
2.4.5
VRH, VRL — ATD Reference Voltage Input Pins . . . . . . . . . . . . . . . . . . . . . . . . 64
2.4.6
VDDPLL, VSSPLL — Power Supply Pins for PLL . . . . . . . . . . . . . . . . . . . . . . . . 64
Section 3 System Clock Description
Section 4 Modes of Operation
4.1
4.2
4.3
4.3.1
4.3.2
4.3.3
4.4
4.4.1
4.4.2
4.4.3
4.4.4
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Chip Configuration Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Security. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Securing the Microcontroller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Operation of the Secured Microcontroller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Unsecuring the Microcontroller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Low Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Stop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Pseudo Stop. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Wait . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Run. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Section 5 Resets and Interrupts
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Device User Guide — 9S12C128DGV1/D V01.05
5.1
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
5.2
Vectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
5.2.1
Vector Table. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
5.3
Resets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
5.3.1
Reset Summary Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
5.3.2
Effects of Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Section 6 HCS12 Core Block Description
6.1
Device-specific information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
6.1.1
PPAGE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
6.1.2
BDM alternate clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
6.1.3
Extended Address Range Emulation Implications . . . . . . . . . . . . . . . . . . . . . . . . 71
Section 7 Voltage Regulator (VREG) Block Description
7.1
Device-specific information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
7.1.1
VREGEN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
7.1.2
VDD1, VDD2, VSS1, VSS2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Section 8 Recommended Printed Circuit Board Layout
Section 9 Clock Reset Generator (CRG) Block Description
9.1
Device-specific information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
9.1.1
XCLKS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Section 10 Oscillator (OSC) Block Description
Section 11 Timer (TIM) Block Description
Section 12 Analog to Digital Converter (ATD) Block Description
12.1 Device-specific information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
12.1.1 VRL (voltage reference low). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Section 13 Serial Communications Interface (SCI) Block Description
Section 14 Serial Peripheral Interface (SPI) Block Description
Section 15 Flash Block Description
5
