Page 30 Epson Research and Development
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S1D13504 Hardware Functional Specification
X19A-A-002-18 Issue Date: 01/01/30
5.4.6 Miscellaneous
1 When configured as IO pin. Output may be 1 or 0.
5.4.7 Power Supply
Table 5-6: Miscellaneous Pin Descriptions
Pin Name Type
Pin #
Driver Reset = 0
Value Description
F00A
F01A F02A
SUSPEND# IO 106 120 CS/TS1 Hi-Z /
Output1
This pin has multiple functions.
When MD9 = 0 at rising edge of RESET#, this pin is
an active-low input used to place the S1D13504 in to
suspend mode; see Section 13,

“Power Save Modes”

on page 128 for details.
When MD[10:9] = 01 at rising edge of RESET#, this
pin is an output with a reset state of 0. Its state is
controlled by REG[21h] bit 7.
When MD[10:9] = 11 at rising edge of RESET#, this
pin is an output with a reset state of 1. Its state is
controlled by REG[21h] bit 7.
GPIO0 IO 12 14 C/TS1 Hi-Z General Purpose IO pin 0.
TSTEN I 107 121 CD Hi-Z
(pulled 0) Test Enable. This in should be connected to VSS for
normal operation.
NC - -
1, 2, 35-
38, 71-
74, 107-
110, 143,
144
- - No connect
Table 5-7: Power Supply Pin Descriptions
Pin Name Type
Pin #
Driver Description
F00A
F01A F02A
COREVDD P 33, 97 39, 111 P Core VDD
IOVDD P 14, 46, 83,
110 16, 52, 93,
124 PIO V
DD
VSS P
15, 32, 51,
68, 74, 87,
96, 104,
109
17, 34, 57,
78, 84, 97,
106, 118,
123,
P Common VSS