66-MHz Electrical Characteristics
MPC561/MPC563 Reference Manual, Rev. 1.2
Freescale Semiconductor
G-67
Figure G-61. Counter Bus to MDASM Interrupt Flag Setting Timing Diagram
G.22 MPIOSM Timing Characteristics
Figure G-62. MPIOSM Input Pin to MPIOSM_DR (Data Register) Timing Diagram
Table G-27. MPIOSM Timing Characteristics
Note:
All delays are in system clock periods.
Characteristic
Symbol
Min
Max
Input Mode
MPIOSM input pin period
t
PPER
—
1
1
The minimum input pin period, pin low and pin high times depend on the rate at which the MPIOSM_DR
register is polled.
—
MPIOSM pin low time
t
PLO
—
1
—
MPIOSM pin high time
t
PHI
—
1
—
Input pin to MPIOSM_DR delay
t
PDR
0
1
Output mode
Output pulse width
2
2
The minimum output pulse width depends on how quickly the CPU updates the value inside the MIOPSM_DR
register.
t
PULW
—
2
—
f
SYS
MDASM interrupt flag
t
CBFLG
Counter bus[15:0]
5AFD
5AFE
5AFC
MDASMAR[15:0]
5AFE
f
SYS
MPIOSM input pins
t
PDR
MPIOSM_DR
FFA5
005A
FFA5
005A
Summary of Contents for MPC561
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Page 144: ...Signal Descriptions MPC561 MPC563 Reference Manual Rev 1 2 2 46 Freescale Semiconductor...
Page 206: ...Central Processing Unit MPC561 MPC563 Reference Manual Rev 1 2 3 62 Freescale Semiconductor...
Page 302: ...Reset MPC561 MPC563 Reference Manual Rev 1 2 7 14 Freescale Semiconductor...
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Page 968: ...Development Support MPC561 MPC563 Reference Manual Rev 1 2 23 54 Freescale Semiconductor...
Page 1144: ...Internal Memory Map MPC561 MPC563 Reference Manual Rev 1 2 B 34 Freescale Semiconductor...
Page 1212: ...TPU3 ROM Functions MPC561 MPC563 Reference Manual Rev 1 2 D 60 Freescale Semiconductor...
Page 1216: ...Memory Access Timing MPC561 MPC563 Reference Manual Rev 1 2 E 4 Freescale Semiconductor...