Fujitsu FR family 32-bit microcontroller instruction manue Manual de usuario Pagina 195

  • Descarga
  • Añadir a mis manuales
  • Imprimir
  • Pagina
    / 314
  • Tabla de contenidos
  • MARCADORES
  • Valorado. / 5. Basado en revisión del cliente
Vista de pagina 194
171
CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.75 ST (Store Word Data in Program Status Register to Memory)
Subtracts 4 from the value of "R15", stores the word data in the program status (PS) to
the memory address indicated by the new value of "R15".
ST (Store Word Data in Program Status Register to Memory)
Assembler format: ST PS, @ – R15
Operation: R15 – 4 R15
PS (R15)
Flag change:
N, Z, V, and C: Unchanged
Execution cycles: a cycle(s)
Instruction format:
Example: ST PS, @ – R15
NZVC
––––
MSB LSB
0001011110010000
12345670
R15R15
FFF8 F 8 C0
FFF8 F 8 C0
12345670
12345674 12345674
123 4 5678
FFF8 F 8 C0
PS
123 4 5674
PS
xxxx xxxx
Memory Memory
Before execution After execution
Instruction bit pattern : 0001 0111 1001 0000
Vista de pagina 194
1 2 ... 190 191 192 193 194 195 196 197 198 199 200 ... 313 314

Comentarios a estos manuales

Sin comentarios