Rev. 2.0, 11/00, page 617 of 1037
28.2.3
Pin Configuration
Table 28.2 shows the pin configuration of the servo section. P6n, P7n, P80 to P38, and PS1 to
PS4 are general-purpose ports. As for P6, P7, and P8, see section 10, I/O Port.
Table 28.2 Pin Configuration
Name
Abbrev.
I/O
Function
Servo V
cc
pin
SV
CC
Input
Power source pin for servo section
Servo V
ss
pin
SV
SS
Input
Power source pin for servo section
Audio head switching pin
Audio FF
Output
Audio head switching signal output
Video head switching pin
Video FF
Output
Video head switching signal output
Capstan mix pin
CAPPWM
Output
12-bit PWM square wave output
Drum mix pin
DRMPWM
Output
12-bit PWM square wave output
Additional V pulse pin
Vpulse
Output
Additional V signal output
Color rotary signal output pin
C.Rotary/PS0
Output, I/O
Control signal output port for processing
color signals/general-purpose port
Head amplifier switching pin
H.Amp. SW/
PS1
Output, I/O
Pre-amplifier output selection signal
output/general-purpose port
Compare signal input pin
COMP/PS2
Input, I/O
Pre-amplifier output result signal
input/general-purpose port
CTL (+) I/O pin
CTL (+)
I/O
CTL signal input/output
CTL (
−
) I/O pin
CTL (-)
I/O
CTL signal input/output
CTL Bias input pin
CTLBias
Input
CTL primary amplifier bias supply
CTL Amp (O) output pin
CTLAMP (O)
Output
CTL amplifier output
CTL SMT (i) input pin
CTLSMT (I)
Input
CTL Schmitt amplifier input
CTL FB input pin
CTLFB
Input
CTL amplifier high-range characteristics
control
CTL REF output pin
CTLREF
Output
CTL amplifier reference voltage output
Capstan FG amplifier input pin
CFG
Input
CFG signal amplifier input
Drum FG input pin
DFG
Input
DFG signal input
Drum PG input pin
DPG/PS3
Input, I/O
DPG signal input/general-purpose port
External CTL signal input pin
EXCTL/PS4
Input, I/O
External CTL signal input/general-purpose
port
Complex sync signal input pin
Csync
Input
Complex sync signal input
External reference signal input
pin
P80/EXTTRG
I/O, input
General-purpose port/external reference
signal input
External capstan signal input pin
P81/EXCAP
I/O, input
General-purpose port/external capstan signal
input
Servo monitor signal output pin 1
P82/SV1
I/O, output
General-purpose port/servo monitor signal
output
Servo monitor signal output pin 2
P83/SV2
I/O, output
General-purpose port/servo monitor signal
output
PPG output pin
P7n/PPGn
I/O, output
General-purpose port/PPG output
RTP output pin
P6n/RPn
I/O, output
General-purpose port/RTP output
Summary of Contents for Hitachi H8S/2191
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