Function Of Each Part; Functions Of Jumper Switches - Epson S5U1C17589T21 Manual

2.2 Function of Each Part

2.2.1 Functions of Jumper Switches

Name
JP1 S1C17589 current consumption
measurement (AV
JP2 S1C17589 current consumption
measurement (HV
JP3 External power supply monitor at
EXSVD pin
1 To measure current consumption of the S1C17589 alone, insert an ammeter between the jumper switches.
2.2.2 Function of Each Part
Part name
IC
Connector headers
Connectors
Connectors
Switch
Jumper
Jumper
Jumper
Monitor pin
Monitor pin
Monitor pin
Monitor pin
Monitor pin
Monitor pin
Monitor pin
Crystal resonator
Crystal resonator
S5U1C17589T21 Manual
(Rev. 1.0)
Table 2.2.1.1 List of Jumper Switch Functions
Function
 1
)
DD
*1
)
DD
Table 2.2.2.1 List of Parts and Functions
Location
U1 S1C17589 (16-bit MCU)
J1–J4 Extension interface connector headers (foot pattern only)
J6, J7 Debug interface connectors (for connecting with S5U1C17001H)
J5, J8 External power supply connectors
SW1 Reset input
JP1 Jumper for AV
JP2 Jumper for HV
JP3 Jumper for switching voltage to be monitored at the EXSVD pin
TP1 (AVDD2) Through hole for AV
TP2 (AVDD) Through hole for AV
TP3 (VPP) Through hole for V
TP4,TP7 (GND) Through hole for GND
TP5, TP9 (HVDD2) Through hole for HV
TP6 (HVDD) Through hole for HV
TP8 (EXSVD) Through hole for inputting an external voltage to be monitored
X1 16 MHz
X2 32.768 kHz
Seiko Epson Corporation
2. Name and Function of Each Part
Factory setting
Short-circuited Open
Short-circuited Open
Pins 1 and 2 • Pins 1 and 2 short-circuited
short-circuited The EXSVD pin is connected to the V
voltage.
• Pins 1 and 2 short-circuited
The EXSVD pin is connected to TP8 to
monitor the external voltage.
current measurement
DD
current measurement
DD
DD2
DD
(Flash programming power supply)
PP
DD2
DD
Optional setting
Function
DD
5