mc68hc705j2 Freescale Semiconductor, Inc, mc68hc705j2 Datasheet - Page 59

• Manufacturer Part Number: mc68hc705j2
• Description: 8-bit Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

MC68HC705J2
This section describes the operation of the timer and the COP timer. Figure 7-1
shows the organization of the timer system.
CLEAR COP TIME
INTERRUPT CIRCU
2
LEAST SIGNIFICANT EIGHT BITS OF 15-STAGE RIPPLE
TIMER CONTROL AND STATUS REG
2
MOST SIGNIFICANT SEVEN BITS OF 15-STAGE RIPPLE
TIMER COUNTER REGISTE
2
2
RTI RATE SELEC
2
2
SECTION 7
Figure 7-1. Timer
2
2
TIMER
2
TIMER
INTERRUPT REQUES
2
S
R
2
Q
2
2
COP TIMER RESE
2
2
2
POWER-ON
RESET (PO
2
TCR $000
TCSR $00
2
INTERNAL PROCESSO
(XTAL 2)
DIVIDE BY
CLOCK
FIXED
4
MOTOROLA
7-1