V1.00 Page 42 of 49 ICM MP CCQ GRM
S55/S57 Company Confidential © Copyright Siemens AG 12/02
7.6 SIM
Pin Name IN/OUT Remarks
1 CCVCC - Switchable power supply for chipcard;
220 nF capacitors are situated close to the
chipcard pins and are necessary for buffering
current spikes.
2 CCRST O Reset for chipcard
3 CCLK O Pulse for chipcard.
The chipcard is controlled directly from the
EGOLD+.
4
5 GND
6
7 CCIO I Data pin for chipcard;
10 kΩ pull up at the CCVCC pin
7.7 Display
Pin Name Remarks
1 LCD_CS Chip select
2 LCD_RESET Reset
3 LCD_RS Register select
4 LCD_CLK Clock
5 LCD_DAT Data line
6 2.9V Power supply display controller
7 GND GND
8 LCD_LED2_A Power supply display led 2
9 LIGHT_K Switched GND for display led 1 and led 2
10 LCD_LED1_A Power supply display led 1
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