User manual

RSKR8CLA8A 6. Configuration
R20UT0284EG0101 Rev. 1.01 Page 19 of 34
Jun 16, 2011
6.5 Analogue Section Configuration
Table 6-4 below details the function of the option links associated with analogue voltage source configuration.
Reference Link Fitted Configuration Link Removed Configuration Related Ref.
R122 Connects on-board potentiometer
ADPOT to the analog input pin AN8 of
the MCU (Port pin p6_5)
Disconnects the ADPOT from analog
input AN8
-
R14 Connects Board_VCC to the
potentiometer RV1 and MCU pin
VREF
Disconnects Board_VCC from
potentiometer RV1 and MCU pin
VREF
R15
R15 Connects MCU pin VREF to CON_VREF
(JA1-7)
Disconnects CON_VREF from
potentiometer RV1 and MCU pin
VREF
R14
Table 6-4: Analogue Section Option Links
6.6 Clock Configuration
Table 6-5 below details the function of the option links associated with clock configuration.
Reference Link Fitted Configuration Link Removed Configuration Related Ref.
R1 Parallel resistor for oscillator ‘X1’ Not fitted -
R2 On board clock X1 connected to the
MCU as main clock
External clock source can be
connected to the MCU
R3, R5, R6,
R7, R8
R3 On board clock X1 connected to the
MCU as main clock
External clock source can be
connected to the MCU
R2, R5, R6,
R7, R8
R4 Parallel resistor for oscillator ‘X2’ Not fitted -
R5 On board clock X2 can be connected to
the MCU as main clock
X2 is disconnected from MCU main
clock input pins
R2, R3, R6,
R7, R8
R6 On board clock X2 can be connected to
the MCU as main clock
X2 is disconnected from MCU main
clock input pins
R2, R3, R5,
R7, R8
R7 Connects MCU clock input pin XIN to J1
header (at J1-12)
MCU pin XIN is disconnected from
J1 header
R2, R3, R5,
R6, R8
R8 Connects MCU clock output pin XOUT
to J1 (at J1-10) and JA2 (at JA2-2)
headers
MCU pin XOUT is disconnected
from J1 and JA2 headers
R2, R3,
R5, R6, R7
R9 Parallel resistor for on-board sub clock
X3
Not fitted -
R10 On board clock X3 connected to the
MCU as sub clock
X3 is disconnected from XCIN R11, R12, R13
R11 On board clock X3 connected to the
MCU as sub clock
X3 is disconnected from XCOUT R10, R12, R13
R12 Connects MCU clock input pin XCIN to
J1 header (at J1-7)
MCU pin XCIN is disconnected
from J1 header
R10, R11, R13
R13 Connects MCU clock input pin XCOUT
to J1 header (at J1-8)
MCU pin XCOUT is disconnected
from J1 header
R10, R11, R12
Table 6-5: Clock Option Links