MA330026 Microchip Technology, MA330026 Datasheet - Page 156

• Manufacturer Part Number: MA330026
• Description: Daughter Cards & OEM Boards dsPIC33FJ16MC102 Plug-In Module
• Manufacturer: Microchip Technology

Specifications of MA330026

• Rohs: yes
• Product: Plug-In Modules
• Core: PIC
• Data Bus Width: 16 bit
• Description/function: dsPIC33F MC 28 Pin QFN to 100 Pin Plug-in-Module
• Interface Type: I2C, SPI, UART
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Operating Supply Voltage: 3 V to 3.6 V
• For Use With: DM330021, DM330022, DM330023

dsPIC33FJ16GP101/102 AND dsPIC33FJ16MC101/102
EXAMPLE 15-1:
EXAMPLE 15-2:
DS70652C-page 156
; FLTA1 pin must be pulled high externally in order to clear and disable the fault
; Writing to P1FLTBCON register requires unlock sequence
mov #0xabcd,w10
mov #0x4321,w11
mov #0x0000,w0
mov w10, PWM1KEY
mov w11, PWM1KEY
mov w0,P1FLTACON
; FLTB1 pin must be pulled high externally in order to clear and disable the fault
; Writing to P1FLTBCON register requires unlock sequence
mov #0xabcd,w10
mov #0x4321,w11
mov #0x0000,w0
mov w10, PWM1KEY
mov w11, PWM1KEY
mov w0,P1FLTBCON
; Enable all PWMs using PWM1CON1 register
; Writing to PWM1CON1 register requires unlock sequence
mov #0xabcd,w10
mov #0x4321,w11
mov #0x0077,w0
mov w10, PWM1KEY
mov w11, PWM1KEY
mov w0,PWM1CON1
// FLTA1 pin must be pulled high externally in order to clear and disable the fault
// Writing to P1FLTACON register requires unlock sequence
// Use builtin function to write 0x0000 to P1FLTACON register
__builtin_write_PWMSFR(&P1FLTACON, 0x0000, &PWM1KEY);
// FLTB1 pin must be pulled high externally in order to clear and disable the fault
// Writing to P1FLTBCON register requires unlock sequence
// Use builtin function to write 0x0000 to P1FLTBCON register
__builtin_write_PWMSFR(&P1FLTBCON, 0x0000, &PWM1KEY);
// Enable all PWMs using PWM1CON1 register
// Writing to PWM1CON1 register requires unlock sequence
// Use builtin function to write 0x0077 to PWM1CON1 register
__builtin_write_PWMSFR(&PWM1CON1, 0x0077, &PWM1KEY);
ASSEMBLY CODE EXAMPLE FOR WRITE-PROTECTED REGISTER UNLOCK
AND FAULT CLEARING SEQUENCE
C CODE EXAMPLE FOR WRITE-PROTECTED REGISTER UNLOCK AND FAULT
CLEARING SEQUENCE
; Load first unlock key to w10 register
; Load second unlock key to w11 register
; Load desired value of P1FLTACON register in w0
; Write first unlock key to PWM1KEY register
; Write second unlock key to PWM1KEY register
; Write desired value to P1FLTACON register
; Load first unlock key to w10 register
; Load second unlock key to w11 register
; Load desired value of P1FLTBCON register in w0
; Write first unlock key to PWM1KEY register
; Write second unlock key to PWM1KEY register
; Write desired value to P1FLTBCON register
; Load first unlock key to w10 register
; Load second unlock key to w11 register
; Load desired value of PWM1CON1 register in w0
; Write first unlock key to PWM1KEY register
; Write second unlock key to PWM1KEY register
; Write desired value to PWM1CON1 register
Preliminary
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