FreeCalypso > hg > freecalypso-tools
view target-utils/lunadrv/sleep.c @ 860:7d4f080f66db
fc-add-ramps: actually produce correct output
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 18 Dec 2021 21:17:33 +0000 |
parents | a66095c7f35f |
children | 57f7db8c4f45 |
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/* * This module implements suspend and resume commands for entering * and exiting ILI9225G sleep mode. These commands are expected * to work the same on both HaoRan and Formike LCDs, but the * current measurement resistor that allows one to see the actual * power supply current drawn by the LCD is present only on lunalcd2 * boards. */ #include "types.h" #include "luna.h" void cmd_suspend() { LCD_REG_WR(0x0007, 0); /* display off */ wait_ARM_cycles(DELAY_1MS * 50); LCD_REG_WR(0x0010, 1); /* suspend mode */ } void cmd_resume() { LCD_REG_WR(0x0010, 0); /* out of suspend */ wait_ARM_cycles(DELAY_1MS * 50); LCD_REG_WR(0x0007, 0x1017); /* display on */ }