M16C6C_15 Datasheet, PDF (12/100 Pages) Renesas Technology Corp – RENESAS MCU

M16C/6C Group
1. Overview
Table 1.7 Pin Functions (2/3)
Signal Name
Pin Name
Main clock input
XIN
Main clock output
XOUT
I/O
Power
Supply
Description
I VCC1 I/O for the main clock oscillator. Connect a ceramic
resonator or crystal between pins XIN and XOUT. ⁽¹⁾ Input
O VCC1 an external clock to XIN pin and leave XOUT pin open.
Sub clock input
Sub clock output
XCIN
XCOUT
I VCC1 I/O for a sub clock oscillator. Connect a crystal between
XCIN pin and XCOUT pin. ⁽¹⁾ Input an external clock to
O VCC1 XCIN pin and leave XCOUT pin open.
BCLK output
BCLK
O VCC2 Outputs the BCLK signal.
Clock output
CLKOUT
O
VCC2
Outputs a clock with the same frequency as fC, f1, f8, or
f32.
INT interrupt input
NMI interrupt input
INT0 to INT2
INT3 to INT7
NMI
I VCC1 _{Input for the INT interrupt.}
I VCC2
I VCC1 Input for the NMI interrupt.
Key input interrupt
input
KI0 to KI3
I VCC1 Input for the key input interrupt.
Timer A
TA0OUT to
TA4OUT
I/O
VCC1
I/O for timers A0 to A4 (TA0OUT is N-channel open drain
output).
TA0IN to TA4IN I VCC1 Input for timers A0 to A4.
ZP
I VCC1 Input for Z-phase.
Timer B
TB0IN to TB5IN I VCC1 Input for timers B0 to B5.
Three-phase motor
control timer
U, U, V, V, W, W O VCC1 Output for the three-phase motor control timer.
SD
I VCC1 Forced cutoff input.
IDU, IDV, IDW I VCC2 Input for the position data.
Real-time clock output
RTCOUT
O VCC1 Output for the real-time clock.
INPC1_0 to
INPC1_7
I VCC2 Input for the time measurement function.
Timer S
OUTC1_0 to
OUTC1_7
O VCC2 Output for the waveform generation function.
TSUDA, TSUDB I VCC1 Input for two-phase pulse.
CTS0 to CTS5 I VCC1 Input pins to control data transmission.
RTS0 to RTS5 O VCC1 Output pins to control data reception.
Serial interface
UART0 to UART5
CLK0 to CLK5 I/O VCC1 Transmit/receive clock I/O.
RXD0 to RXD5 I VCC1 Serial data input.
TXD0 to TXD5 O VCC1 Serial data output. ⁽²⁾
CLKS1
O
VCC1
Output for the transmit/receive clock multiple-pin output
function.
UART0 to UART5
I²C mode
SDA0 to SDA5
SCL0 to SCL5
I/O VCC1 Serial data I/O.⁽²⁾
I/O VCC1 Transmit/receive clock I/O.⁽²⁾
Notes:
1. Contact the manufacturer of crystal/ceramic resonator regarding the oscillation characteristics.
2. TXD2, SDA2, and SCL2 are N-channel open drain output pins. TXDi, SDAi, and SCLi can be selected as CMOS
output pins or N-channel open drain output pins. (i = 0, 1, 3 to 5)
R01DS0034EJ0210 Rev.2.10
Jul 31, 2012
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