31 ELECTRICAL CHARACTERISTICS
S1C33L26 TECHNICAL MANUAL
Seiko Epson Corporation
31-23
Generic HR-TFT panel timing
(1) Generic HR-TFT panel horizontal timing
D1
D2
D3
D319
D320
FPFRAME (SPS)
FPLINE (LP)
FPLINE (LP)
FPSHIFT (DCLK)
FPDAT[15(11):0]
TFT_CTL3 (SPL)
TFT_CTL1 (CLS)
TFT_CTL0 (PS)
TFT_CTL2 (REV)
t
7
t
5
t
3
t
2
t
1
t
9
t
4
t
6
t
8
*
Example timing for a 320
×
240 panel
Symbol
Parameter
Min.
Typ.
Max.
Unit
t
1
FPLINE start position
–
note 2
–
(note 1)
t
2
Total horizontal period
400
note 3
440
Ts
t
3
FPLINE width
–
note 4
–
Ts
t
4
FPSHIFT period
–
1
–
Ts
t
5
Horizontal display start position
–
note 5
–
Ts
t
6
Horizontal display period
–
note 6
–
Ts
t
7
FPLINE rising edge to TFT_CTL3 rising edge
–
59
–
Ts
t
8
TFT_CTL3 pulse width
–
1
–
Ts
t
9
FPLINE rising edge to TFT_CTL2 change
–
11
–
Ts
note) 1. Ts = pixel clock period
2. t
1typ
= FPLINE_ST[9:0] + 1 (Ts)
3. t
2typ
= (HTCNT[6:0] + 1)
×
8 (Ts)
4. t
3typ
= FPLINE_WD[6:0] + 1 (Ts)
5. t
5typ
= HDPSCNT[9:0] + 1 (Ts)
6. t
6typ
= (HDPCNT[6:0] + 1)
×
8 (Ts)
(2) Generic HR-TFT panel vertical timing
Line 1
Line 2
Line 239 Line 240
FPDAT[15(11):0]
FPFRAME (SPS)
t
2
t
4
t
3
t
1
*
Example timing for a 320
×
240 panel
Symbol
Parameter
Min.
Typ.
Max.
Unit
t
1
Total vertical period
245
note 1
330
Lines
t
2
Vertical display start position
–
note 2
–
Lines
t
3
Vertical display period
–
note 3
–
Lines
t
4
Vertical sync pulse width
–
2
–
Lines
note) 1. t
1typ
= VTCNT[9:0] + 1 (Lines)
2. t
2typ
= VDPSCNT[9:0] (Lines)
3. t
3typ
= VDPCNT[9:0] + 1 (Lines)