tmp88cs34ng TOSHIBA Semiconductor CORPORATION, tmp88cs34ng Datasheet - Page 152

• Manufacturer Part Number: tmp88cs34ng
• Description: Cmos 8-bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

2.14.6
2.14.6.1 Signal Control (Port I/O)
OSD Function
(1) P6 port output select function
(2) OSD pin output polarity control function
(3) OSD pin input polarity control
be output or I, R, G, B, Y/BL signals of the OSD circuit will be output on pins P57,
P67 to P64.
4 in ORP6S)
Y/BL.
ORIV)
Note: Be sure to write “0EH” to the ORP6S2 register (0x0FA1H).
Note: To direct P64 (R), P65 (G), and P66 (B) to produce three-value outputs (High,
This function is used to select whether the contents of port P57, P67 to P64 will
P57 port output select registers (1 bits): PIDS (bit 3 in ORP6S)
P67 to P64 port output select registers (4 bits): P67S, P66S, P65S, P64S, (bit 7 to
This function is used to select the polarity of the OSD outputs for RGB, I and
Output polarity control register (4 bits) … BLIV, YIV, RGBIV, IIV (bit 3 to 0 in
Input polarity control
Input polarity control register of RIN/GIN/BIN/Y/BLIN (2 bits)
Input polarity control
Input polarity control register of
Input polarity control
High-Z, and Low), be sure to write “0” to the output polarity control register (4
bits).
P57
P64
P65
P66
P67
“0”
“1”
For Y/BLIN
For RIN, GIN, and BIN
RGBII
“0”
“1”
For
For
VDPOL, HDPOL
“0”
“1”
HD
VD
… VDPOL (Bit 7 in ORIV)
… HDPOL (Bit 6 in ORIV)
88CS34-152
… Active high
… Active low
… Active high
… Active low
… Not invert input signal
… Invert input signal
P6nS = 0
PIDS = 0
Y/BL
G
R
B
I
HD
/
VD
… YBLII (Bit 5 in ORIV)
… RGBII (Bit 4 in ORIV)
P6nS = 1
PIDS = 1
(2 bits)
Port
Port
TMP88CS34/CP34
2007-09-12