DSPIC30F4012-20E/ML Microchip Technology, DSPIC30F4012-20E/ML Datasheet
DSPIC30F4012-20E/ML
Specifications of DSPIC30F4012-20E/ML
Available stocks
Related parts for DSPIC30F4012-20E/ML
DSPIC30F4012-20E/ML Summary of contents
Page 1
... MPLAB ICD 2 Ready The errata described in this section will be addressed in future revisions of dsPIC30F4011 dsPIC30F4012 devices. © 2008 Microchip Technology Inc. dsPIC30F4011/4012 Silicon Errata Summary The following list summarizes the errata described in further detail throughout the remainder of this document: 1. MAC Class Instructions with ±4 Address ...
Page 2
... PSV Operations An address error trap occurs in certain addressing modes when accessing the first four bytes of any PSV page. The following sections describe the errata and work around to these errata, where they may apply. © 2008 Microchip Technology Inc. ® DSC ...
Page 3
... BRA L1 ;and exit L0:DAW.b w2 L1: .... © 2008 Microchip Technology Inc. dsPIC30F4011/4012 3. Module: Special Function Registers The I/O Port register values can be changed by writing to the following address locations, which are located in unimplemented memory space. A write to these unimplemented addresses could cause an I/O pin configured as an output to change states ...
Page 4
... Result in W4 (3) SR<1:0> bits , Result in W2 (3) SR<1:0> bits (4) SR<15:10> bits CORRECT RESULTS ;Load PSVPAG register ;Enable PSV ;Set up W1 for ;indirect PSV access ;from 0x000200 ;works ok ;Load W2 with data ;from program memory ;Carry flag and W4 ;results are ok! © 2008 Microchip Technology Inc. ...
Page 5
... Note: For details on the functionality of EDT bit, see section 2.9.2.4 in the dsPIC30F Family Reference Manual. © 2008 Microchip Technology Inc. dsPIC30F4011/4012 6. Module: 4x PLL Operation When the 4x PLL mode of operation is selected, the specified input frequency range of 4-10 MHz is not fully supported. ...
Page 6
... One may use a large DISI value and then set the DISICNT register to zero, as shown in Example 6. A macro may also be used to perform this task, as shown in Example 7. // protect CPU IPL modification // set CPU IPL remove DISI protection // safely modify the CPU IPL © 2008 Microchip Technology Inc. ...
Page 7
... If the application requires 0% duty cycles, the output compare module can be disabled for 0% duty cycles, and re-enabled for non-zero percent duty cycles. © 2008 Microchip Technology Inc. dsPIC30F4011/4012 10. Module: Output Compare A glitch will be produced on an output compare pin under the following conditions: • ...
Page 8
... A/D Channels Configuration REF REF CH X ANx S/H ADC REF REF ANx S/H ADC ANx REF REF REF ANx S/H ADC ANx REF © 2008 Microchip Technology Inc. ...
Page 9
... User's code } void __attribute__((__interrupt__)) _QEIInterrupt(void) { IFSxbits.QEIIF = 0; POSCNT_b15 ^= 0x8000; // Overflow or Underflow } © 2008 Microchip Technology Inc. dsPIC30F4011/4012 Work around To prevent this condition from occurring, set MAXCNT to 0x7FFF, which will cause an interrupt to be generated by the QEI module. In addition, a global variable could be used to keep ...
Page 10
... If the D_A flag and the I2COV flag are both set, a valid data byte was received and a previous valid data byte was lost. It will be necessary to code for handling this overflow condition. © 2008 Microchip Technology Inc slave interrupt 2 C nodes. ...
Page 11
... Work around None. © 2008 Microchip Technology Inc. dsPIC30F4011/4012 19. Module: I When the I I2CEN bit in the I2CCON register, the dsPIC DSC device generates a glitch on the SDA and SCL pins. This glitch falsely indicates “Communication Start” ...
Page 12
... For applications using the C language, MPLAB C30 version 3.11 or higher, provides the following command-line switch that implements a work around for the erratum. -merrata=psv_trap Refer to the readme.txt file in the MPLAB C30 v3.11 tool suite for further details. © 2008 Microchip Technology Inc. ...
Page 13
... APPENDIX A: REVISION HISTORY Revision A (9/2008) Initial version of this document. © 2008 Microchip Technology Inc. dsPIC30F4011/4012 DS80398A-page 13 ...
Page 14
... NOTES: DS80398A-page 14 © 2008 Microchip Technology Inc. ...
Page 15
... PowerMate, PowerTool, REAL ICE, rfLAB, Select Mode, Total Endurance, WiperLock and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. ...
Page 16
... Philippines - Manila Tel: 63-2-634-9065 Fax: 63-2-634-9069 Singapore Tel: 65-6334-8870 Fax: 65-6334-8850 Taiwan - Hsin Chu Tel: 886-3-572-9526 Fax: 886-3-572-6459 Taiwan - Kaohsiung Tel: 886-7-536-4818 Fax: 886-7-536-4803 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 © 2008 Microchip Technology Inc. 01/02/08 ...