MC9S08JM60CLH Freescale, MC9S08JM60CLH Datasheet - Page 216

• Manufacturer Part Number: MC9S08JM60CLH
• Manufacturer: Freescale

Specifications of MC9S08JM60CLH

• Cpu Family: HCS08
• Device Core Size: 8b
• Frequency (max): 24MHz
• Interface Type: SCI/SPI
• Total Internal Ram Size: 4KB
• # I/os (max): 51
• Number Of Timers - General Purpose: 8
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 12-chx12-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: LQFP
• Program Memory Type: Flash
• Program Memory Size: 60KB
• Lead Free Status / RoHS Status: Compliant

Real-Time Counter (S08RTCV1)
13.1.3
The block diagram for the RTC module is shown in
13.2
The RTC does not include any off-chip signals.
13.3
The RTC includes a status and control register, an 8-bit counter register, and an 8-bit modulo register.
Refer to the direct-page register summary in the memory section of this document for the absolute address
assignments for all RTC registers.This section refers to registers and control bits only by their names and
relative address offsets.
Table 13-1
216
Background
Mode
ERCLK
IRCLK
LPO
External Signal Description
Register Definition
RTCMOD
RTCCNT
RTCSC
is a summary of RTC registers.
Block Diagram
Name
RTCLKS[0]
Prescaler
Divide-By
Source
RTCLKS
Select
Clock
Figure 13-2. Real-Time Counter (RTC) Block Diagram
RTCPS
W
W
W
R
R
R
Clock
RTC
MC9S08JM60 Series Data Sheet, Rev. 3
Table 13-1. RTC Register Summary
RTIF
7
8-Bit Comparator
6
8-Bit Counter
RTCLKS
8-Bit Modulo
(RTCMOD)
(RTCCNT)
Figure
5
13-2.
RTIE
4
RTCMOD
RTCCNT
V
DD
E
Write 1 to
D
RTIF
R
3
Q
RTIE
2
Freescale Semiconductor
RTCPS
RTIF
1
Interrupt
Request
RTC
0