S9S08SG16E1VTL Freescale Semiconductor, S9S08SG16E1VTL Datasheet - Page 251

• Manufacturer Part Number: S9S08SG16E1VTL
• Description: MCU 16K FLASH 28-TSSOP
• Manufacturer: Freescale Semiconductor
• Series: HCS08r

Specifications of S9S08SG16E1VTL

• Core Processor: HCS08
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, LIN, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 16x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 28-TSSOP
• Processor Series: S08SG
• Core: HCS08
• Data Bus Width: 8 bit
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWS08
• Development Tools By Supplier: DEMO9S08SG32, DEMO9S08SG32AUTO, DEMO9S08SG8, DEMO9S08SG8AUTO
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

16.3.2
The two read-only TPM counter registers contain the high and low bytes of the value in the TPM counter.
Reading either byte (TPMxCNTH or TPMxCNTL) latches the contents of both bytes into a buffer where
they remain latched until the other half is read. This allows coherent 16-bit reads in either big-endian or
little-endian order which makes this more friendly to various compiler implementations. The coherency
mechanism is automatically restarted by an MCU reset or any write to the timer status/control register
(TPMxSC).
Reset clears the TPM counter registers. Writing any value to TPMxCNTH or TPMxCNTL also clears the
TPM counter (TPMxCNTH:TPMxCNTL) and resets the coherency mechanism, regardless of the data
involved in the write.
Freescale Semiconductor
Reset
W
R
Bit 15
TPM-Counter Registers (TPMxCNTH:TPMxCNTL)
0
7
14
0
6
Figure 16-8. TPM Counter Register High (TPMxCNTH)
CLKSB:CLKSA
PS2:PS1:PS0
000
001
010
011
100
101
110
111
Table 16-4. TPM-Clock-Source Selection
00
01
10
11
Table 16-5. Prescale Factor Selection
Any write to TPMxCNTH clears the 16-bit counter
13
5
0
MC9S08SG32 Data Sheet, Rev. 8
No clock selected (TPM counter disable)
TPM Clock Source to Prescaler Input
TPM Clock Source Divided-by
12
0
4
Fixed system clock
External source
Bus rate clock
128
16
32
64
1
2
4
8
11
0
3
Chapter 16 Timer/PWM Module (S08TPMV3)
10
0
2
1
9
0
Bit 8
0
0
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