COnTenTS
S1C17624/604/622/602/621 TeChniCal Manual
Seiko epson Corporation
i
– Contents –
1.1 Features ...........................................................................................................................1-1
1.2 Block Diagram ..................................................................................................................1-3
1.3 Pins/Pads .........................................................................................................................1-4
1.3.1 S1C17624 Pin Configuration Diagram ...............................................................1-4
1.3.2 S1C17604 Pin Configuration Diagram ...............................................................1-7
1.3.3 S1C17622 Pin Configuration Diagram ..............................................................1-10
1.3.4 S1C17602/621 Pin Configuration Diagram .......................................................1-13
1.3.5 Pin Descriptions ................................................................................................1-17
2.1 Features of the S1C17 Core ............................................................................................2-1
2.2 CPU Registers .................................................................................................................2-2
2.3 Instruction Set ..................................................................................................................2-2
2.4 Reading PSR ...................................................................................................................2-5
2.5 Processor Information ......................................................................................................2-6
3.2.1 Embedded Flash Memory ..................................................................................3-4
3.2.2 Flash Programming ...........................................................................................3-4
3.2.3 Protect Bits ........................................................................................................3-4
3.2.4 Access Control for the Flash Controller ............................................................3-5
3.5.1 Internal Peripheral Area 1 (0x4000–) .................................................................3-7
3.5.2 Internal Peripheral Area 2 (0x5000–) .................................................................3-8
) .............................................................................................4-1
4.2 Analog Power Supply Voltage (AV
) ...............................................................................4-1
4.3 Internal Power Supply Circuit ...........................................................................................4-1
4.4 Controlling the Power Supply Circuit ................................................................................4-2
4.5 Heavy Load Protection Function ......................................................................................4-3
4.6 Control Register Details ...................................................................................................4-3
5.1.1 #RESET Pin .......................................................................................................5-1
5.1.2 P0 Port Key-Entry Reset ...................................................................................5-1
5.1.3 Resetting by the Watchdog Timer ......................................................................5-2