UPD78F1502AGK-GAK-AX Datasheet, PDF (76/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
CHAPTER 2 PIN FUNCTIONS
2.3 Pin I/O Circuits and Recommended Connection of Unused Pins
2.3.1 78K0R/LF3
Table 2-2 shows the types of pin I/O circuits and the recommended connections of unused pins.
<R>
<R>
Table 2-2. Connection of Unused Pins (78K0R/LF3) (1/3)
Pin Name
I/O Circuit Type
I/O
Recommended Connection of Unused Pins
P00/CAPH
P01/CAPL
12-H
I/O
Input: Independently connect to EVDD or EVSS via a resistor.
Output: Leave open.
P02/VLC3
5-AT
P10/SCK20/SCL20
5-AN
P11/SI20/RxD2/SDA20/
INTP6
P12/SO20/TxD2/TO02
5-AG
P13/SO10/TxD1/TO04
P14/SI10/RxD1/SDA10/
INTP4
5-AN
P15/SCK10/SCL10/INTP7
P20/ANI0/AMP0-^{Note 1, 2}
P21/ANI1/AMP0O ^{Note 1, 2}
P22/ANI2/AMP0+ ^{Note 1, 2}
P23/ANI3/AMP1- ^{Note 1, 2}
P24/ANI4/AMP1O ^{Note 1, 2}
11-P ^{Note 3}
11-S ^{Note 3}
11-N ^{Note 3}
11-P ^{Note 3}
11-S ^{Note 3}
Input: Independently connect to AVDD0 or AVSS via a resistor.
Output: Leave open.
P25/ANI5/AMP1+ ^{Note 1, 2}
P26/ANI6 ^{Note 1, 2}
P30/TI03/TO00/RTC1HZ/
INTP1
11-N ^{Note 3}
11-G ^{Note 3}
8-R
Input: Independently connect to EVDD or EVSS via a resistor.
Output: Leave open.
P31/TI00/TO03/RTCDIV/
RTCCL/PCLBUZ1/INTP2
P32/TI01/TO01/INTP5/
PCLBUZ0
P33/TI07/TO07/INTP3
P40/TOOL0
P41/TOOL1
5-AG
P50/SEG30/RxD3
P51/SEG29/TxD3
P52/SEG28/TI02
P53/SEG27/TI04
P54/SEG26 to P57/SEG23
17-Q
17-P
17-Q
17-P
<When on-chip debugging is enabled>
Pull this pin up (pulling it down is prohibited).
<When on-chip debugging is disabled>
Input: Independently connect to EVDD or EVSS via a resistor.
Output: Leave open.
Input: Independently connect to EVDD or EVSS via a resistor.
Output: Leave open.
<When setting to port I/O>
Input: Independently connect to EVDD or EVSS via a resistor.
Output: Leave open.
<When setting to segment output>
Leave open.
Notes 1. P20/ANI0/AMP0- to P26/ANI6 are set in the digital input port mode after release of reset.
2. AMPxx applies to μ PD78F150xA only.
3. μ PD78F151xA corresponds to type 11-G.
R01UH0004EJ0501 Rev.5.01
60
Jun 20, 2011